Kernel/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2024-12-28 16:53:49 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

dm: change "unsigned" to "unsigned int"

Browse Source 
Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
This commit is contained in:
Heinz Mauelshagen 2023-01-25 21:14:58 +01:00 committed by Mike Snitzer
parent 238d991f05
commit 86a3238c7b
82 changed files with 1016 additions and 1016 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/md/dm-bio-prison-v1.c
View File

@ -286,14 +286,14 @@ EXPORT_SYMBOL_GPL(dm_cell_promote_or_release);
struct dm_deferred_entry {
struct dm_deferred_set *ds;
unsigned count;
unsigned int count;
struct list_head work_items;
};
struct dm_deferred_set {
spinlock_t lock;
unsigned current_entry;
unsigned sweeper;
unsigned int current_entry;
unsigned int sweeper;
struct dm_deferred_entry entries[DEFERRED_SET_SIZE];
};
@ -339,7 +339,7 @@ struct dm_deferred_entry *dm_deferred_entry_inc(struct dm_deferred_set *ds)
}
EXPORT_SYMBOL_GPL(dm_deferred_entry_inc);
static unsigned ds_next(unsigned index)
static unsigned int ds_next(unsigned int index)
{
return (index + 1) % DEFERRED_SET_SIZE;
}
@ -374,7 +374,7 @@ EXPORT_SYMBOL_GPL(dm_deferred_entry_dec);
int dm_deferred_set_add_work(struct dm_deferred_set *ds, struct list_head *work)
{
int r = 1;
unsigned next_entry;
unsigned int next_entry;
spin_lock_irq(&ds->lock);
if ((ds->sweeper == ds->current_entry) &&

12
drivers/md/dm-bio-prison-v2.c
View File

@ -149,7 +149,7 @@ static bool __find_or_insert(struct dm_bio_prison_v2 *prison,
static bool __get(struct dm_bio_prison_v2 *prison,
struct dm_cell_key_v2 *key,
unsigned lock_level,
unsigned int lock_level,
struct bio *inmate,
struct dm_bio_prison_cell_v2 *cell_prealloc,
struct dm_bio_prison_cell_v2 **cell)
@ -172,7 +172,7 @@ static bool __get(struct dm_bio_prison_v2 *prison,
bool dm_cell_get_v2(struct dm_bio_prison_v2 *prison,
struct dm_cell_key_v2 *key,
unsigned lock_level,
unsigned int lock_level,
struct bio *inmate,
struct dm_bio_prison_cell_v2 *cell_prealloc,
struct dm_bio_prison_cell_v2 **cell_result)
@ -225,7 +225,7 @@ EXPORT_SYMBOL_GPL(dm_cell_put_v2);
static int __lock(struct dm_bio_prison_v2 *prison,
struct dm_cell_key_v2 *key,
unsigned lock_level,
unsigned int lock_level,
struct dm_bio_prison_cell_v2 *cell_prealloc,
struct dm_bio_prison_cell_v2 **cell_result)
{
@ -256,7 +256,7 @@ static int __lock(struct dm_bio_prison_v2 *prison,
int dm_cell_lock_v2(struct dm_bio_prison_v2 *prison,
struct dm_cell_key_v2 *key,
unsigned lock_level,
unsigned int lock_level,
struct dm_bio_prison_cell_v2 *cell_prealloc,
struct dm_bio_prison_cell_v2 **cell_result)
{
@ -292,7 +292,7 @@ EXPORT_SYMBOL_GPL(dm_cell_quiesce_v2);
static int __promote(struct dm_bio_prison_v2 *prison,
struct dm_bio_prison_cell_v2 *cell,
unsigned new_lock_level)
unsigned int new_lock_level)
{
if (!cell->exclusive_lock)
return -EINVAL;
@ -303,7 +303,7 @@ static int __promote(struct dm_bio_prison_v2 *prison,
int dm_cell_lock_promote_v2(struct dm_bio_prison_v2 *prison,
struct dm_bio_prison_cell_v2 *cell,
unsigned new_lock_level)
unsigned int new_lock_level)
{
int r;

10
drivers/md/dm-bio-prison-v2.h
View File

@ -45,8 +45,8 @@ struct dm_cell_key_v2 {
struct dm_bio_prison_cell_v2 {
// FIXME: pack these
bool exclusive_lock;
unsigned exclusive_level;
unsigned shared_count;
unsigned int exclusive_level;
unsigned int shared_count;
struct work_struct *quiesce_continuation;
struct rb_node node;
@ -87,7 +87,7 @@ void dm_bio_prison_free_cell_v2(struct dm_bio_prison_v2 *prison,
*/
bool dm_cell_get_v2(struct dm_bio_prison_v2 *prison,
struct dm_cell_key_v2 *key,
unsigned lock_level,
unsigned int lock_level,
struct bio *inmate,
struct dm_bio_prison_cell_v2 *cell_prealloc,
struct dm_bio_prison_cell_v2 **cell_result);
@ -115,7 +115,7 @@ bool dm_cell_put_v2(struct dm_bio_prison_v2 *prison,
*/
int dm_cell_lock_v2(struct dm_bio_prison_v2 *prison,
struct dm_cell_key_v2 *key,
unsigned lock_level,
unsigned int lock_level,
struct dm_bio_prison_cell_v2 *cell_prealloc,
struct dm_bio_prison_cell_v2 **cell_result);
@ -133,7 +133,7 @@ void dm_cell_quiesce_v2(struct dm_bio_prison_v2 *prison,
*/
int dm_cell_lock_promote_v2(struct dm_bio_prison_v2 *prison,
struct dm_bio_prison_cell_v2 *cell,
unsigned new_lock_level);
unsigned int new_lock_level);
/*
* Adds any held bios to the bio list.

58
drivers/md/dm-bufio.c
View File

@ -90,7 +90,7 @@ struct dm_bufio_client {
unsigned long n_buffers[LIST_SIZE];
struct block_device *bdev;
unsigned block_size;
unsigned int block_size;
s8 sectors_per_block_bits;
void (*alloc_callback)(struct dm_buffer *);
void (*write_callback)(struct dm_buffer *);
@ -99,9 +99,9 @@ struct dm_bufio_client {
struct dm_io_client *dm_io;
struct list_head reserved_buffers;
unsigned need_reserved_buffers;
unsigned int need_reserved_buffers;
unsigned minimum_buffers;
unsigned int minimum_buffers;
struct rb_root buffer_tree;
wait_queue_head_t free_buffer_wait;
@ -146,14 +146,14 @@ struct dm_buffer {
unsigned char list_mode; /* LIST_* */
blk_status_t read_error;
blk_status_t write_error;
unsigned accessed;
unsigned hold_count;
unsigned int accessed;
unsigned int hold_count;
unsigned long state;
unsigned long last_accessed;
unsigned dirty_start;
unsigned dirty_end;
unsigned write_start;
unsigned write_end;
unsigned int dirty_start;
unsigned int dirty_end;
unsigned int write_start;
unsigned int write_end;
struct dm_bufio_client *c;
struct list_head write_list;
void (*end_io)(struct dm_buffer *, blk_status_t);
@ -221,7 +221,7 @@ static unsigned long global_num = 0;
/*
* Buffers are freed after this timeout
*/
static unsigned dm_bufio_max_age = DM_BUFIO_DEFAULT_AGE_SECS;
static unsigned int dm_bufio_max_age = DM_BUFIO_DEFAULT_AGE_SECS;
static unsigned long dm_bufio_retain_bytes = DM_BUFIO_DEFAULT_RETAIN_BYTES;
static unsigned long dm_bufio_peak_allocated;
@ -439,7 +439,7 @@ static void *alloc_buffer_data(struct dm_bufio_client *c, gfp_t gfp_mask,
* as if GFP_NOIO was specified.
*/
if (gfp_mask & __GFP_NORETRY) {
unsigned noio_flag = memalloc_noio_save();
unsigned int noio_flag = memalloc_noio_save();
void *ptr = __vmalloc(c->block_size, gfp_mask);
memalloc_noio_restore(noio_flag);
@ -592,7 +592,7 @@ static void dmio_complete(unsigned long error, void *context)
}
static void use_dmio(struct dm_buffer *b, enum req_op op, sector_t sector,
unsigned n_sectors, unsigned offset)
unsigned int n_sectors, unsigned int offset)
{
int r;
struct dm_io_request io_req = {
@ -630,11 +630,11 @@ static void bio_complete(struct bio *bio)
}
static void use_bio(struct dm_buffer *b, enum req_op op, sector_t sector,
unsigned n_sectors, unsigned offset)
unsigned int n_sectors, unsigned int offset)
{
struct bio *bio;
char *ptr;
unsigned vec_size, len;
unsigned int vec_size, len;
vec_size = b->c->block_size >> PAGE_SHIFT;
if (unlikely(b->c->sectors_per_block_bits < PAGE_SHIFT - SECTOR_SHIFT))
@ -655,7 +655,7 @@ static void use_bio(struct dm_buffer *b, enum req_op op, sector_t sector,
len = n_sectors << SECTOR_SHIFT;
do {
unsigned this_step = min((unsigned)(PAGE_SIZE - offset_in_page(ptr)), len);
unsigned int this_step = min((unsigned int)(PAGE_SIZE - offset_in_page(ptr)), len);
if (!bio_add_page(bio, virt_to_page(ptr), this_step,
offset_in_page(ptr))) {
bio_put(bio);
@ -685,9 +685,9 @@ static inline sector_t block_to_sector(struct dm_bufio_client *c, sector_t block
static void submit_io(struct dm_buffer *b, enum req_op op,
void (*end_io)(struct dm_buffer *, blk_status_t))
{
unsigned n_sectors;
unsigned int n_sectors;
sector_t sector;
unsigned offset, end;
unsigned int offset, end;
b->end_io = end_io;
@ -1157,7 +1157,7 @@ void *dm_bufio_new(struct dm_bufio_client *c, sector_t block,
EXPORT_SYMBOL_GPL(dm_bufio_new);
void dm_bufio_prefetch(struct dm_bufio_client *c,
sector_t block, unsigned n_blocks)
sector_t block, unsigned int n_blocks)
{
struct blk_plug plug;
@ -1233,7 +1233,7 @@ void dm_bufio_release(struct dm_buffer *b)
EXPORT_SYMBOL_GPL(dm_bufio_release);
void dm_bufio_mark_partial_buffer_dirty(struct dm_buffer *b,
unsigned start, unsigned end)
unsigned int start, unsigned int end)
{
struct dm_bufio_client *c = b->c;
@ -1530,13 +1530,13 @@ void dm_bufio_forget_buffers(struct dm_bufio_client *c, sector_t block, sector_t
}
EXPORT_SYMBOL_GPL(dm_bufio_forget_buffers);
void dm_bufio_set_minimum_buffers(struct dm_bufio_client *c, unsigned n)
void dm_bufio_set_minimum_buffers(struct dm_bufio_client *c, unsigned int n)
{
c->minimum_buffers = n;
}
EXPORT_SYMBOL_GPL(dm_bufio_set_minimum_buffers);
unsigned dm_bufio_get_block_size(struct dm_bufio_client *c)
unsigned int dm_bufio_get_block_size(struct dm_bufio_client *c)
{
return c->block_size;
}
@ -1735,15 +1735,15 @@ static unsigned long dm_bufio_shrink_count(struct shrinker *shrink, struct shrin
/*
* Create the buffering interface
*/
struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsigned block_size,
unsigned reserved_buffers, unsigned aux_size,
struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsigned int block_size,
unsigned int reserved_buffers, unsigned int aux_size,
void (*alloc_callback)(struct dm_buffer *),
void (*write_callback)(struct dm_buffer *),
unsigned int flags)
{
int r;
struct dm_bufio_client *c;
unsigned i;
unsigned int i;
char slab_name[27];
if (!block_size || block_size & ((1 << SECTOR_SHIFT) - 1)) {
@ -1797,7 +1797,7 @@ struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsign
if (block_size <= KMALLOC_MAX_SIZE &&
(block_size < PAGE_SIZE || !is_power_of_2(block_size))) {
unsigned align = min(1U << __ffs(block_size), (unsigned)PAGE_SIZE);
unsigned int align = min(1U << __ffs(block_size), (unsigned int)PAGE_SIZE);
snprintf(slab_name, sizeof slab_name, "dm_bufio_cache-%u", block_size);
c->slab_cache = kmem_cache_create(slab_name, block_size, align,
SLAB_RECLAIM_ACCOUNT, NULL);
@ -1873,7 +1873,7 @@ EXPORT_SYMBOL_GPL(dm_bufio_client_create);
*/
void dm_bufio_client_destroy(struct dm_bufio_client *c)
{
unsigned i;
unsigned int i;
drop_buffers(c);
@ -1921,9 +1921,9 @@ void dm_bufio_set_sector_offset(struct dm_bufio_client *c, sector_t start)
}
EXPORT_SYMBOL_GPL(dm_bufio_set_sector_offset);
static unsigned get_max_age_hz(void)
static unsigned int get_max_age_hz(void)
{
unsigned max_age = READ_ONCE(dm_bufio_max_age);
unsigned int max_age = READ_ONCE(dm_bufio_max_age);
if (max_age > UINT_MAX / HZ)
max_age = UINT_MAX / HZ;
@ -1974,7 +1974,7 @@ static void do_global_cleanup(struct work_struct *w)
struct dm_bufio_client *locked_client = NULL;
struct dm_bufio_client *current_client;
struct dm_buffer *b;
unsigned spinlock_hold_count;
unsigned int spinlock_hold_count;
unsigned long threshold = dm_bufio_cache_size -
dm_bufio_cache_size / DM_BUFIO_LOW_WATERMARK_RATIO;
unsigned long loops = global_num * 2;

8
drivers/md/dm-cache-background-tracker.c
View File

@ -18,7 +18,7 @@ struct bt_work {
};
struct background_tracker {
unsigned max_work;
unsigned int max_work;
atomic_t pending_promotes;
atomic_t pending_writebacks;
atomic_t pending_demotes;
@ -30,7 +30,7 @@ struct background_tracker {
struct kmem_cache *work_cache;
};
struct background_tracker *btracker_create(unsigned max_work)
struct background_tracker *btracker_create(unsigned int max_work)
{
struct background_tracker *b = kmalloc(sizeof(*b), GFP_KERNEL);
@ -156,13 +156,13 @@ static void update_stats(struct background_tracker *b, struct policy_work *w, in
}
}
unsigned btracker_nr_writebacks_queued(struct background_tracker *b)
unsigned int btracker_nr_writebacks_queued(struct background_tracker *b)
{
return atomic_read(&b->pending_writebacks);
}
EXPORT_SYMBOL_GPL(btracker_nr_writebacks_queued);
unsigned btracker_nr_demotions_queued(struct background_tracker *b)
unsigned int btracker_nr_demotions_queued(struct background_tracker *b)
{
return atomic_read(&b->pending_demotes);
}

6
drivers/md/dm-cache-background-tracker.h
View File

@ -33,7 +33,7 @@ struct background_tracker;
* Create a new tracker, it will not be able to queue more than
* 'max_work' entries.
*/
struct background_tracker *btracker_create(unsigned max_work);
struct background_tracker *btracker_create(unsigned int max_work);
/*
* Destroy the tracker. No issued, but not complete, work should
@ -42,8 +42,8 @@ struct background_tracker *btracker_create(unsigned max_work);
*/
void btracker_destroy(struct background_tracker *b);
unsigned btracker_nr_writebacks_queued(struct background_tracker *b);
unsigned btracker_nr_demotions_queued(struct background_tracker *b);
unsigned int btracker_nr_writebacks_queued(struct background_tracker *b);
unsigned int btracker_nr_demotions_queued(struct background_tracker *b);
/*
* Queue some work within the tracker. 'work' should point to the work

40
drivers/md/dm-cache-metadata.c
View File

@ -105,7 +105,7 @@ struct dm_cache_metadata {
refcount_t ref_count;
struct list_head list;
unsigned version;
unsigned int version;
struct block_device *bdev;
struct dm_block_manager *bm;
struct dm_space_map *metadata_sm;
@ -130,7 +130,7 @@ struct dm_cache_metadata {
bool clean_when_opened:1;
char policy_name[CACHE_POLICY_NAME_SIZE];
unsigned policy_version[CACHE_POLICY_VERSION_SIZE];
unsigned int policy_version[CACHE_POLICY_VERSION_SIZE];
size_t policy_hint_size;
struct dm_cache_statistics stats;
@ -261,10 +261,10 @@ static int superblock_lock(struct dm_cache_metadata *cmd,
static int __superblock_all_zeroes(struct dm_block_manager *bm, bool *result)
{
int r;
unsigned i;
unsigned int i;
struct dm_block *b;
__le64 *data_le, zero = cpu_to_le64(0);
unsigned sb_block_size = dm_bm_block_size(bm) / sizeof(__le64);
unsigned int sb_block_size = dm_bm_block_size(bm) / sizeof(__le64);
/*
* We can't use a validator here - it may be all zeroes.
@ -728,7 +728,7 @@ static int __commit_transaction(struct dm_cache_metadata *cmd,
*/
#define FLAGS_MASK ((1 << 16) - 1)
static __le64 pack_value(dm_oblock_t block, unsigned flags)
static __le64 pack_value(dm_oblock_t block, unsigned int flags)
{
uint64_t value = from_oblock(block);
value <<= 16;
@ -736,7 +736,7 @@ static __le64 pack_value(dm_oblock_t block, unsigned flags)
return cpu_to_le64(value);
}
static void unpack_value(__le64 value_le, dm_oblock_t *block, unsigned *flags)
static void unpack_value(__le64 value_le, dm_oblock_t *block, unsigned int *flags)
{
uint64_t value = le64_to_cpu(value_le);
uint64_t b = value >> 16;
@ -750,7 +750,7 @@ static struct dm_cache_metadata *metadata_open(struct block_device *bdev,
sector_t data_block_size,
bool may_format_device,
size_t policy_hint_size,
unsigned metadata_version)
unsigned int metadata_version)
{
int r;
struct dm_cache_metadata *cmd;
@ -811,7 +811,7 @@ static struct dm_cache_metadata *lookup_or_open(struct block_device *bdev,
sector_t data_block_size,
bool may_format_device,
size_t policy_hint_size,
unsigned metadata_version)
unsigned int metadata_version)
{
struct dm_cache_metadata *cmd, *cmd2;
@ -856,7 +856,7 @@ struct dm_cache_metadata *dm_cache_metadata_open(struct block_device *bdev,
sector_t data_block_size,
bool may_format_device,
size_t policy_hint_size,
unsigned metadata_version)
unsigned int metadata_version)
{
struct dm_cache_metadata *cmd = lookup_or_open(bdev, data_block_size, may_format_device,
policy_hint_size, metadata_version);
@ -891,7 +891,7 @@ static int block_clean_combined_dirty(struct dm_cache_metadata *cmd, dm_cblock_t
int r;
__le64 value;
dm_oblock_t ob;
unsigned flags;
unsigned int flags;
r = dm_array_get_value(&cmd->info, cmd->root, from_cblock(b), &value);
if (r)
@ -1289,7 +1289,7 @@ static bool policy_unchanged(struct dm_cache_metadata *cmd,
struct dm_cache_policy *policy)
{
const char *policy_name = dm_cache_policy_get_name(policy);
const unsigned *policy_version = dm_cache_policy_get_version(policy);
const unsigned int *policy_version = dm_cache_policy_get_version(policy);
size_t policy_hint_size = dm_cache_policy_get_hint_size(policy);
/*
@ -1340,7 +1340,7 @@ static int __load_mapping_v1(struct dm_cache_metadata *cmd,
__le32 *hint_value_le;
dm_oblock_t oblock;
unsigned flags;
unsigned int flags;
bool dirty = true;
dm_array_cursor_get_value(mapping_cursor, (void **) &mapping_value_le);
@ -1382,7 +1382,7 @@ static int __load_mapping_v2(struct dm_cache_metadata *cmd,
__le32 *hint_value_le;
dm_oblock_t oblock;
unsigned flags;
unsigned int flags;
bool dirty = true;
dm_array_cursor_get_value(mapping_cursor, (void **) &mapping_value_le);
@ -1514,7 +1514,7 @@ static int __dump_mapping(void *context, uint64_t cblock, void *leaf)
{
__le64 value;
dm_oblock_t oblock;
unsigned flags;
unsigned int flags;
memcpy(&value, leaf, sizeof(value));
unpack_value(value, &oblock, &flags);
@ -1548,7 +1548,7 @@ int dm_cache_changed_this_transaction(struct dm_cache_metadata *cmd)
static int __dirty(struct dm_cache_metadata *cmd, dm_cblock_t cblock, bool dirty)
{
int r;
unsigned flags;
unsigned int flags;
dm_oblock_t oblock;
__le64 value;
@ -1575,10 +1575,10 @@ static int __dirty(struct dm_cache_metadata *cmd, dm_cblock_t cblock, bool dirty
}
static int __set_dirty_bits_v1(struct dm_cache_metadata *cmd, unsigned nr_bits, unsigned long *bits)
static int __set_dirty_bits_v1(struct dm_cache_metadata *cmd, unsigned int nr_bits, unsigned long *bits)
{
int r;
unsigned i;
unsigned int i;
for (i = 0; i < nr_bits; i++) {
r = __dirty(cmd, to_cblock(i), test_bit(i, bits));
if (r)
@ -1595,7 +1595,7 @@ static int is_dirty_callback(uint32_t index, bool *value, void *context)
return 0;
}
static int __set_dirty_bits_v2(struct dm_cache_metadata *cmd, unsigned nr_bits, unsigned long *bits)
static int __set_dirty_bits_v2(struct dm_cache_metadata *cmd, unsigned int nr_bits, unsigned long *bits)
{
int r = 0;
@ -1614,7 +1614,7 @@ static int __set_dirty_bits_v2(struct dm_cache_metadata *cmd, unsigned nr_bits,
}
int dm_cache_set_dirty_bits(struct dm_cache_metadata *cmd,
unsigned nr_bits,
unsigned int nr_bits,
unsigned long *bits)
{
int r;
@ -1713,7 +1713,7 @@ static int write_hints(struct dm_cache_metadata *cmd, struct dm_cache_policy *po
int r;
size_t hint_size;
const char *policy_name = dm_cache_policy_get_name(policy);
const unsigned *policy_version = dm_cache_policy_get_version(policy);
const unsigned int *policy_version = dm_cache_policy_get_version(policy);
if (!policy_name[0] ||
(strlen(policy_name) > sizeof(cmd->policy_name) - 1))

4
drivers/md/dm-cache-metadata.h
View File

@ -61,7 +61,7 @@ struct dm_cache_metadata *dm_cache_metadata_open(struct block_device *bdev,
sector_t data_block_size,
bool may_format_device,
size_t policy_hint_size,
unsigned metadata_version);
unsigned int metadata_version);
void dm_cache_metadata_close(struct dm_cache_metadata *cmd);
@ -97,7 +97,7 @@ int dm_cache_load_mappings(struct dm_cache_metadata *cmd,
void *context);
int dm_cache_set_dirty_bits(struct dm_cache_metadata *cmd,
unsigned nr_bits, unsigned long *bits);
unsigned int nr_bits, unsigned long *bits);
struct dm_cache_statistics {
uint32_t read_hits;

10
drivers/md/dm-cache-policy-internal.h
View File

@ -86,7 +86,7 @@ static inline void policy_tick(struct dm_cache_policy *p, bool can_block)
}
static inline int policy_emit_config_values(struct dm_cache_policy *p, char *result,
unsigned maxlen, ssize_t *sz_ptr)
unsigned int maxlen, ssize_t *sz_ptr)
{
ssize_t sz = *sz_ptr;
if (p->emit_config_values)
@ -113,18 +113,18 @@ static inline void policy_allow_migrations(struct dm_cache_policy *p, bool allow
/*
* Some utility functions commonly used by policies and the core target.
*/
static inline size_t bitset_size_in_bytes(unsigned nr_entries)
static inline size_t bitset_size_in_bytes(unsigned int nr_entries)
{
return sizeof(unsigned long) * dm_div_up(nr_entries, BITS_PER_LONG);
}
static inline unsigned long *alloc_bitset(unsigned nr_entries)
static inline unsigned long *alloc_bitset(unsigned int nr_entries)
{
size_t s = bitset_size_in_bytes(nr_entries);
return vzalloc(s);
}
static inline void clear_bitset(void *bitset, unsigned nr_entries)
static inline void clear_bitset(void *bitset, unsigned int nr_entries)
{
size_t s = bitset_size_in_bytes(nr_entries);
memset(bitset, 0, s);
@ -155,7 +155,7 @@ void dm_cache_policy_destroy(struct dm_cache_policy *p);
*/
const char *dm_cache_policy_get_name(struct dm_cache_policy *p);
const unsigned *dm_cache_policy_get_version(struct dm_cache_policy *p);
const unsigned int *dm_cache_policy_get_version(struct dm_cache_policy *p);
size_t dm_cache_policy_get_hint_size(struct dm_cache_policy *p);

163
drivers/md/dm-cache-policy-smq.c
View File

@ -24,12 +24,12 @@
/*
* Safe division functions that return zero on divide by zero.
*/
static unsigned safe_div(unsigned n, unsigned d)
static unsigned int safe_div(unsigned int n, unsigned int d)
{
return d ? n / d : 0u;
}
static unsigned safe_mod(unsigned n, unsigned d)
static unsigned int safe_mod(unsigned int n, unsigned int d)
{
return d ? n % d : 0u;
}
@ -37,10 +37,10 @@ static unsigned safe_mod(unsigned n, unsigned d)
/*----------------------------------------------------------------*/
struct entry {
unsigned hash_next:28;
unsigned prev:28;
unsigned next:28;
unsigned level:6;
unsigned int hash_next:28;
unsigned int prev:28;
unsigned int next:28;
unsigned int level:6;
bool dirty:1;
bool allocated:1;
bool sentinel:1;
@ -63,7 +63,7 @@ struct entry_space {
struct entry *end;
};
static int space_init(struct entry_space *es, unsigned nr_entries)
static int space_init(struct entry_space *es, unsigned int nr_entries)
{
if (!nr_entries) {
es->begin = es->end = NULL;
@ -83,7 +83,7 @@ static void space_exit(struct entry_space *es)
vfree(es->begin);
}
static struct entry *__get_entry(struct entry_space *es, unsigned block)
static struct entry *__get_entry(struct entry_space *es, unsigned int block)
{
struct entry *e;
@ -93,13 +93,13 @@ static struct entry *__get_entry(struct entry_space *es, unsigned block)
return e;
}
static unsigned to_index(struct entry_space *es, struct entry *e)
static unsigned int to_index(struct entry_space *es, struct entry *e)
{
BUG_ON(e < es->begin || e >= es->end);
return e - es->begin;
}
static struct entry *to_entry(struct entry_space *es, unsigned block)
static struct entry *to_entry(struct entry_space *es, unsigned int block)
{
if (block == INDEXER_NULL)
return NULL;
@ -110,8 +110,8 @@ static struct entry *to_entry(struct entry_space *es, unsigned block)
/*----------------------------------------------------------------*/
struct ilist {
unsigned nr_elts; /* excluding sentinel entries */
unsigned head, tail;
unsigned int nr_elts; /* excluding sentinel entries */
unsigned int head, tail;
};
static void l_init(struct ilist *l)
@ -253,23 +253,23 @@ static struct entry *l_pop_tail(struct entry_space *es, struct ilist *l)
struct queue {
struct entry_space *es;
unsigned nr_elts;
unsigned nr_levels;
unsigned int nr_elts;
unsigned int nr_levels;
struct ilist qs[MAX_LEVELS];
/*
* We maintain a count of the number of entries we would like in each
* level.
*/
unsigned last_target_nr_elts;
unsigned nr_top_levels;
unsigned nr_in_top_levels;
unsigned target_count[MAX_LEVELS];
unsigned int last_target_nr_elts;
unsigned int nr_top_levels;
unsigned int nr_in_top_levels;
unsigned int target_count[MAX_LEVELS];
};
static void q_init(struct queue *q, struct entry_space *es, unsigned nr_levels)
static void q_init(struct queue *q, struct entry_space *es, unsigned int nr_levels)
{
unsigned i;
unsigned int i;
q->es = es;
q->nr_elts = 0;
@ -285,7 +285,7 @@ static void q_init(struct queue *q, struct entry_space *es, unsigned nr_levels)
q->nr_in_top_levels = 0u;
}
static unsigned q_size(struct queue *q)
static unsigned int q_size(struct queue *q)
{
return q->nr_elts;
}
@ -333,9 +333,9 @@ static void q_del(struct queue *q, struct entry *e)
/*
* Return the oldest entry of the lowest populated level.
*/
static struct entry *q_peek(struct queue *q, unsigned max_level, bool can_cross_sentinel)
static struct entry *q_peek(struct queue *q, unsigned int max_level, bool can_cross_sentinel)
{
unsigned level;
unsigned int level;
struct entry *e;
max_level = min(max_level, q->nr_levels);
@ -370,7 +370,7 @@ static struct entry *q_pop(struct queue *q)
* used by redistribute, so we know this is true. It also doesn't adjust
* the q->nr_elts count.
*/
static struct entry *__redist_pop_from(struct queue *q, unsigned level)
static struct entry *__redist_pop_from(struct queue *q, unsigned int level)
{
struct entry *e;
@ -384,9 +384,10 @@ static struct entry *__redist_pop_from(struct queue *q, unsigned level)
return NULL;
}
static void q_set_targets_subrange_(struct queue *q, unsigned nr_elts, unsigned lbegin, unsigned lend)
static void q_set_targets_subrange_(struct queue *q, unsigned int nr_elts,
unsigned int lbegin, unsigned int lend)
{
unsigned level, nr_levels, entries_per_level, remainder;
unsigned int level, nr_levels, entries_per_level, remainder;
BUG_ON(lbegin > lend);
BUG_ON(lend > q->nr_levels);
@ -427,7 +428,7 @@ static void q_set_targets(struct queue *q)
static void q_redistribute(struct queue *q)
{
unsigned target, level;
unsigned int target, level;
struct ilist *l, *l_above;
struct entry *e;
@ -468,12 +469,12 @@ static void q_redistribute(struct queue *q)
}
}
static void q_requeue(struct queue *q, struct entry *e, unsigned extra_levels,
static void q_requeue(struct queue *q, struct entry *e, unsigned int extra_levels,
struct entry *s1, struct entry *s2)
{
struct entry *de;
unsigned sentinels_passed = 0;
unsigned new_level = min(q->nr_levels - 1u, e->level + extra_levels);
unsigned int sentinels_passed = 0;
unsigned int new_level = min(q->nr_levels - 1u, e->level + extra_levels);
/* try and find an entry to swap with */
if (extra_levels && (e->level < q->nr_levels - 1u)) {
@ -513,9 +514,9 @@ static void q_requeue(struct queue *q, struct entry *e, unsigned extra_levels,
#define EIGHTH (1u << (FP_SHIFT - 3u))
struct stats {
unsigned hit_threshold;
unsigned hits;
unsigned misses;
unsigned int hit_threshold;
unsigned int hits;
unsigned int misses;
};
enum performance {
@ -524,7 +525,7 @@ enum performance {
Q_WELL
};
static void stats_init(struct stats *s, unsigned nr_levels)
static void stats_init(struct stats *s, unsigned int nr_levels)
{
s->hit_threshold = (nr_levels * 3u) / 4u;
s->hits = 0u;
@ -536,7 +537,7 @@ static void stats_reset(struct stats *s)
s->hits = s->misses = 0u;
}
static void stats_level_accessed(struct stats *s, unsigned level)
static void stats_level_accessed(struct stats *s, unsigned int level)
{
if (level >= s->hit_threshold)
s->hits++;
@ -557,7 +558,7 @@ static void stats_miss(struct stats *s)
*/
static enum performance stats_assess(struct stats *s)
{
unsigned confidence = safe_div(s->hits << FP_SHIFT, s->hits + s->misses);
unsigned int confidence = safe_div(s->hits << FP_SHIFT, s->hits + s->misses);
if (confidence < SIXTEENTH)
return Q_POOR;
@ -574,16 +575,16 @@ static enum performance stats_assess(struct stats *s)
struct smq_hash_table {
struct entry_space *es;
unsigned long long hash_bits;
unsigned *buckets;
unsigned int *buckets;
};
/*
* All cache entries are stored in a chained hash table. To save space we
* use indexing again, and only store indexes to the next entry.
*/
static int h_init(struct smq_hash_table *ht, struct entry_space *es, unsigned nr_entries)
static int h_init(struct smq_hash_table *ht, struct entry_space *es, unsigned int nr_entries)
{
unsigned i, nr_buckets;
unsigned int i, nr_buckets;
ht->es = es;
nr_buckets = roundup_pow_of_two(max(nr_entries / 4u, 16u));
@ -604,7 +605,7 @@ static void h_exit(struct smq_hash_table *ht)
vfree(ht->buckets);
}
static struct entry *h_head(struct smq_hash_table *ht, unsigned bucket)
static struct entry *h_head(struct smq_hash_table *ht, unsigned int bucket)
{
return to_entry(ht->es, ht->buckets[bucket]);
}
@ -614,7 +615,7 @@ static struct entry *h_next(struct smq_hash_table *ht, struct entry *e)
return to_entry(ht->es, e->hash_next);
}
static void __h_insert(struct smq_hash_table *ht, unsigned bucket, struct entry *e)
static void __h_insert(struct smq_hash_table *ht, unsigned int bucket, struct entry *e)
{
e->hash_next = ht->buckets[bucket];
ht->buckets[bucket] = to_index(ht->es, e);
@ -622,11 +623,11 @@ static void __h_insert(struct smq_hash_table *ht, unsigned bucket, struct entry
static void h_insert(struct smq_hash_table *ht, struct entry *e)
{
unsigned h = hash_64(from_oblock(e->oblock), ht->hash_bits);
unsigned int h = hash_64(from_oblock(e->oblock), ht->hash_bits);
__h_insert(ht, h, e);
}
static struct entry *__h_lookup(struct smq_hash_table *ht, unsigned h, dm_oblock_t oblock,
static struct entry *__h_lookup(struct smq_hash_table *ht, unsigned int h, dm_oblock_t oblock,
struct entry **prev)
{
struct entry *e;
@ -642,7 +643,7 @@ static struct entry *__h_lookup(struct smq_hash_table *ht, unsigned h, dm_oblock
return NULL;
}
static void __h_unlink(struct smq_hash_table *ht, unsigned h,
static void __h_unlink(struct smq_hash_table *ht, unsigned int h,
struct entry *e, struct entry *prev)
{
if (prev)
@ -657,7 +658,7 @@ static void __h_unlink(struct smq_hash_table *ht, unsigned h,
static struct entry *h_lookup(struct smq_hash_table *ht, dm_oblock_t oblock)
{
struct entry *e, *prev;
unsigned h = hash_64(from_oblock(oblock), ht->hash_bits);
unsigned int h = hash_64(from_oblock(oblock), ht->hash_bits);
e = __h_lookup(ht, h, oblock, &prev);
if (e && prev) {
@ -674,7 +675,7 @@ static struct entry *h_lookup(struct smq_hash_table *ht, dm_oblock_t oblock)
static void h_remove(struct smq_hash_table *ht, struct entry *e)
{
unsigned h = hash_64(from_oblock(e->oblock), ht->hash_bits);
unsigned int h = hash_64(from_oblock(e->oblock), ht->hash_bits);
struct entry *prev;
/*
@ -690,16 +691,16 @@ static void h_remove(struct smq_hash_table *ht, struct entry *e)
struct entry_alloc {
struct entry_space *es;
unsigned begin;
unsigned int begin;
unsigned nr_allocated;
unsigned int nr_allocated;
struct ilist free;
};
static void init_allocator(struct entry_alloc *ea, struct entry_space *es,
unsigned begin, unsigned end)
unsigned int begin, unsigned int end)
{
unsigned i;
unsigned int i;
ea->es = es;
ea->nr_allocated = 0u;
@ -743,7 +744,7 @@ static struct entry *alloc_entry(struct entry_alloc *ea)
/*
* This assumes the cblock hasn't already been allocated.
*/
static struct entry *alloc_particular_entry(struct entry_alloc *ea, unsigned i)
static struct entry *alloc_particular_entry(struct entry_alloc *ea, unsigned int i)
{
struct entry *e = __get_entry(ea->es, ea->begin + i);
@ -771,12 +772,12 @@ static bool allocator_empty(struct entry_alloc *ea)
return l_empty(&ea->free);
}
static unsigned get_index(struct entry_alloc *ea, struct entry *e)
static unsigned int get_index(struct entry_alloc *ea, struct entry *e)
{
return to_index(ea->es, e) - ea->begin;
}
static struct entry *get_entry(struct entry_alloc *ea, unsigned index)
static struct entry *get_entry(struct entry_alloc *ea, unsigned int index)
{
return __get_entry(ea->es, ea->begin + index);
}
@ -801,9 +802,9 @@ struct smq_policy {
sector_t cache_block_size;
sector_t hotspot_block_size;
unsigned nr_hotspot_blocks;
unsigned cache_blocks_per_hotspot_block;
unsigned hotspot_level_jump;
unsigned int nr_hotspot_blocks;
unsigned int cache_blocks_per_hotspot_block;
unsigned int hotspot_level_jump;
struct entry_space es;
struct entry_alloc writeback_sentinel_alloc;
@ -832,7 +833,7 @@ struct smq_policy {
* Keeps track of time, incremented by the core. We use this to
* avoid attributing multiple hits within the same tick.
*/
unsigned tick;
unsigned int tick;
/*
* The hash tables allows us to quickly find an entry by origin
@ -847,8 +848,8 @@ struct smq_policy {
bool current_demote_sentinels;
unsigned long next_demote_period;
unsigned write_promote_level;
unsigned read_promote_level;
unsigned int write_promote_level;
unsigned int read_promote_level;
unsigned long next_hotspot_period;
unsigned long next_cache_period;
@ -860,24 +861,24 @@ struct smq_policy {
/*----------------------------------------------------------------*/
static struct entry *get_sentinel(struct entry_alloc *ea, unsigned level, bool which)
static struct entry *get_sentinel(struct entry_alloc *ea, unsigned int level, bool which)
{
return get_entry(ea, which ? level : NR_CACHE_LEVELS + level);
}
static struct entry *writeback_sentinel(struct smq_policy *mq, unsigned level)
static struct entry *writeback_sentinel(struct smq_policy *mq, unsigned int level)
{
return get_sentinel(&mq->writeback_sentinel_alloc, level, mq->current_writeback_sentinels);
}
static struct entry *demote_sentinel(struct smq_policy *mq, unsigned level)
static struct entry *demote_sentinel(struct smq_policy *mq, unsigned int level)
{
return get_sentinel(&mq->demote_sentinel_alloc, level, mq->current_demote_sentinels);
}
static void __update_writeback_sentinels(struct smq_policy *mq)
{
unsigned level;
unsigned int level;
struct queue *q = &mq->dirty;
struct entry *sentinel;
@ -890,7 +891,7 @@ static void __update_writeback_sentinels(struct smq_policy *mq)
static void __update_demote_sentinels(struct smq_policy *mq)
{
unsigned level;
unsigned int level;
struct queue *q = &mq->clean;
struct entry *sentinel;
@ -918,7 +919,7 @@ static void update_sentinels(struct smq_policy *mq)
static void __sentinels_init(struct smq_policy *mq)
{
unsigned level;
unsigned int level;
struct entry *sentinel;
for (level = 0; level < NR_CACHE_LEVELS; level++) {
@ -1009,7 +1010,7 @@ static void requeue(struct smq_policy *mq, struct entry *e)
}
}
static unsigned default_promote_level(struct smq_policy *mq)
static unsigned int default_promote_level(struct smq_policy *mq)
{
/*
* The promote level depends on the current performance of the
@ -1031,9 +1032,9 @@ static unsigned default_promote_level(struct smq_policy *mq)
1, 1, 1, 2, 4, 6, 7, 8, 7, 6, 4, 4, 3, 3, 2, 2, 1
};
unsigned hits = mq->cache_stats.hits;
unsigned misses = mq->cache_stats.misses;
unsigned index = safe_div(hits << 4u, hits + misses);
unsigned int hits = mq->cache_stats.hits;
unsigned int misses = mq->cache_stats.misses;
unsigned int index = safe_div(hits << 4u, hits + misses);
return table[index];
}
@ -1043,7 +1044,7 @@ static void update_promote_levels(struct smq_policy *mq)
* If there are unused cache entries then we want to be really
* eager to promote.
*/
unsigned threshold_level = allocator_empty(&mq->cache_alloc) ?
unsigned int threshold_level = allocator_empty(&mq->cache_alloc) ?
default_promote_level(mq) : (NR_HOTSPOT_LEVELS / 2u);
threshold_level = max(threshold_level, NR_HOTSPOT_LEVELS);
@ -1125,7 +1126,7 @@ static void end_cache_period(struct smq_policy *mq)
#define CLEAN_TARGET 25u
#define FREE_TARGET 25u
static unsigned percent_to_target(struct smq_policy *mq, unsigned p)
static unsigned int percent_to_target(struct smq_policy *mq, unsigned int p)
{
return from_cblock(mq->cache_size) * p / 100u;
}
@ -1151,7 +1152,7 @@ static bool clean_target_met(struct smq_policy *mq, bool idle)
static bool free_target_met(struct smq_policy *mq)
{
unsigned nr_free;
unsigned int nr_free;
nr_free = from_cblock(mq->cache_size) - mq->cache_alloc.nr_allocated;
return (nr_free + btracker_nr_demotions_queued(mq->bg_work)) >=
@ -1301,7 +1302,7 @@ static dm_oblock_t to_hblock(struct smq_policy *mq, dm_oblock_t b)
static struct entry *update_hotspot_queue(struct smq_policy *mq, dm_oblock_t b)
{
unsigned hi;
unsigned int hi;
dm_oblock_t hb = to_hblock(mq, b);
struct entry *e = h_lookup(&mq->hotspot_table, hb);
@ -1550,7 +1551,7 @@ static void smq_clear_dirty(struct dm_cache_policy *p, dm_cblock_t cblock)
spin_unlock_irqrestore(&mq->lock, flags);
}
static unsigned random_level(dm_cblock_t cblock)
static unsigned int random_level(dm_cblock_t cblock)
{
return hash_32(from_cblock(cblock), 9) & (NR_CACHE_LEVELS - 1);
}
@ -1661,7 +1662,7 @@ static int mq_set_config_value(struct dm_cache_policy *p,
}
static int mq_emit_config_values(struct dm_cache_policy *p, char *result,
unsigned maxlen, ssize_t *sz_ptr)
unsigned int maxlen, ssize_t *sz_ptr)
{
ssize_t sz = *sz_ptr;
@ -1700,16 +1701,16 @@ static void init_policy_functions(struct smq_policy *mq, bool mimic_mq)
static bool too_many_hotspot_blocks(sector_t origin_size,
sector_t hotspot_block_size,
unsigned nr_hotspot_blocks)
unsigned int nr_hotspot_blocks)
{
return (hotspot_block_size * nr_hotspot_blocks) > origin_size;
}
static void calc_hotspot_params(sector_t origin_size,
sector_t cache_block_size,
unsigned nr_cache_blocks,
unsigned int nr_cache_blocks,
sector_t *hotspot_block_size,
unsigned *nr_hotspot_blocks)
unsigned int *nr_hotspot_blocks)
{
*hotspot_block_size = cache_block_size * 16u;
*nr_hotspot_blocks = max(nr_cache_blocks / 4u, 1024u);
@ -1725,9 +1726,9 @@ static struct dm_cache_policy *__smq_create(dm_cblock_t cache_size,
bool mimic_mq,
bool migrations_allowed)
{
unsigned i;
unsigned nr_sentinels_per_queue = 2u * NR_CACHE_LEVELS;
unsigned total_sentinels = 2u * nr_sentinels_per_queue;
unsigned int i;
unsigned int nr_sentinels_per_queue = 2u * NR_CACHE_LEVELS;
unsigned int total_sentinels = 2u * nr_sentinels_per_queue;
struct smq_policy *mq = kzalloc(sizeof(*mq), GFP_KERNEL);
if (!mq)

2
drivers/md/dm-cache-policy.c
View File

@ -155,7 +155,7 @@ const char *dm_cache_policy_get_name(struct dm_cache_policy *p)
}
EXPORT_SYMBOL_GPL(dm_cache_policy_get_name);
const unsigned *dm_cache_policy_get_version(struct dm_cache_policy *p)
const unsigned int *dm_cache_policy_get_version(struct dm_cache_policy *p)
{
struct dm_cache_policy_type *t = p->private;

4
drivers/md/dm-cache-policy.h
View File

@ -129,7 +129,7 @@ struct dm_cache_policy {
* Configuration.
*/
int (*emit_config_values)(struct dm_cache_policy *p, char *result,
unsigned maxlen, ssize_t *sz_ptr);
unsigned int maxlen, ssize_t *sz_ptr);
int (*set_config_value)(struct dm_cache_policy *p,
const char *key, const char *value);
@ -158,7 +158,7 @@ struct dm_cache_policy_type {
* what gets passed on the target line to select your policy.
*/
char name[CACHE_POLICY_NAME_SIZE];
unsigned version[CACHE_POLICY_VERSION_SIZE];
unsigned int version[CACHE_POLICY_VERSION_SIZE];
/*
* For use by an alias dm_cache_policy_type to point to the

50
drivers/md/dm-cache-target.c
View File

@ -276,7 +276,7 @@ enum cache_io_mode {
struct cache_features {
enum cache_metadata_mode mode;
enum cache_io_mode io_mode;
unsigned metadata_version;
unsigned int metadata_version;
bool discard_passdown:1;
};
@ -363,7 +363,7 @@ struct cache {
* Rather than reconstructing the table line for the status we just
* save it and regurgitate.
*/
unsigned nr_ctr_args;
unsigned int nr_ctr_args;
const char **ctr_args;
struct dm_kcopyd_client *copier;
@ -379,7 +379,7 @@ struct cache {
unsigned long *dirty_bitset;
atomic_t nr_dirty;
unsigned policy_nr_args;
unsigned int policy_nr_args;
struct dm_cache_policy *policy;
/*
@ -410,7 +410,7 @@ struct cache {
struct per_bio_data {
bool tick:1;
unsigned req_nr:2;
unsigned int req_nr:2;
struct dm_bio_prison_cell_v2 *cell;
struct dm_hook_info hook_info;
sector_t len;
@ -518,7 +518,7 @@ static void build_key(dm_oblock_t begin, dm_oblock_t end, struct dm_cell_key_v2
#define WRITE_LOCK_LEVEL 0
#define READ_WRITE_LOCK_LEVEL 1
static unsigned lock_level(struct bio *bio)
static unsigned int lock_level(struct bio *bio)
{
return bio_data_dir(bio) == WRITE ?
WRITE_LOCK_LEVEL :
@ -1881,7 +1881,7 @@ static void check_migrations(struct work_struct *ws)
*/
static void destroy(struct cache *cache)
{
unsigned i;
unsigned int i;
mempool_exit(&cache->migration_pool);
@ -2121,7 +2121,7 @@ static int parse_features(struct cache_args *ca, struct dm_arg_set *as,
};
int r, mode_ctr = 0;
unsigned argc;
unsigned int argc;
const char *arg;
struct cache_features *cf = &ca->features;
@ -2541,7 +2541,7 @@ static int cache_create(struct cache_args *ca, struct cache **result)
static int copy_ctr_args(struct cache *cache, int argc, const char **argv)
{
unsigned i;
unsigned int i;
const char **copy;
copy = kcalloc(argc, sizeof(*copy), GFP_KERNEL);
@ -2563,7 +2563,7 @@ static int copy_ctr_args(struct cache *cache, int argc, const char **argv)
return 0;
}
static int cache_ctr(struct dm_target *ti, unsigned argc, char **argv)
static int cache_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
int r = -EINVAL;
struct cache_args *ca;
@ -2666,7 +2666,7 @@ static int write_dirty_bitset(struct cache *cache)
static int write_discard_bitset(struct cache *cache)
{
unsigned i, r;
unsigned int i, r;
if (get_cache_mode(cache) >= CM_READ_ONLY)
return -EINVAL;
@ -2980,11 +2980,11 @@ static void cache_resume(struct dm_target *ti)
}
static void emit_flags(struct cache *cache, char *result,
unsigned maxlen, ssize_t *sz_ptr)
unsigned int maxlen, ssize_t *sz_ptr)
{
ssize_t sz = *sz_ptr;
struct cache_features *cf = &cache->features;
unsigned count = (cf->metadata_version == 2) + !cf->discard_passdown + 1;
unsigned int count = (cf->metadata_version == 2) + !cf->discard_passdown + 1;
DMEMIT("%u ", count);
@ -3024,10 +3024,10 @@ static void emit_flags(struct cache *cache, char *result,
* <policy name> <#policy args> <policy args>* <cache metadata mode> <needs_check>
*/
static void cache_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
int r = 0;
unsigned i;
unsigned int i;
ssize_t sz = 0;
dm_block_t nr_free_blocks_metadata = 0;
dm_block_t nr_blocks_metadata = 0;
@ -3064,18 +3064,18 @@ static void cache_status(struct dm_target *ti, status_type_t type,
residency = policy_residency(cache->policy);
DMEMIT("%u %llu/%llu %llu %llu/%llu %u %u %u %u %u %u %lu ",
(unsigned)DM_CACHE_METADATA_BLOCK_SIZE,
(unsigned int)DM_CACHE_METADATA_BLOCK_SIZE,
(unsigned long long)(nr_blocks_metadata - nr_free_blocks_metadata),
(unsigned long long)nr_blocks_metadata,
(unsigned long long)cache->sectors_per_block,
(unsigned long long) from_cblock(residency),
(unsigned long long) from_cblock(cache->cache_size),
(unsigned) atomic_read(&cache->stats.read_hit),
(unsigned) atomic_read(&cache->stats.read_miss),
(unsigned) atomic_read(&cache->stats.write_hit),
(unsigned) atomic_read(&cache->stats.write_miss),
(unsigned) atomic_read(&cache->stats.demotion),
(unsigned) atomic_read(&cache->stats.promotion),
(unsigned int) atomic_read(&cache->stats.read_hit),
(unsigned int) atomic_read(&cache->stats.read_miss),
(unsigned int) atomic_read(&cache->stats.write_hit),
(unsigned int) atomic_read(&cache->stats.write_miss),
(unsigned int) atomic_read(&cache->stats.demotion),
(unsigned int) atomic_read(&cache->stats.promotion),
(unsigned long) atomic_read(&cache->nr_dirty));
emit_flags(cache, result, maxlen, &sz);
@ -3254,11 +3254,11 @@ static int request_invalidation(struct cache *cache, struct cblock_range *range)
return r;
}
static int process_invalidate_cblocks_message(struct cache *cache, unsigned count,
static int process_invalidate_cblocks_message(struct cache *cache, unsigned int count,
const char **cblock_ranges)
{
int r = 0;
unsigned i;
unsigned int i;
struct cblock_range range;
if (!passthrough_mode(cache)) {
@ -3295,8 +3295,8 @@ static int process_invalidate_cblocks_message(struct cache *cache, unsigned coun
*
* The key migration_threshold is supported by the cache target core.
*/
static int cache_message(struct dm_target *ti, unsigned argc, char **argv,
char *result, unsigned maxlen)
static int cache_message(struct dm_target *ti, unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
struct cache *cache = ti->private;

6
drivers/md/dm-core.h
View File

@ -120,7 +120,7 @@ struct mapped_device {
struct dm_stats stats;
/* the number of internal suspends */
unsigned internal_suspend_count;
unsigned int internal_suspend_count;
int swap_bios;
struct semaphore swap_bios_semaphore;
@ -327,9 +327,9 @@ static inline struct completion *dm_get_completion_from_kobject(struct kobject *
return &container_of(kobj, struct dm_kobject_holder, kobj)->completion;
}
unsigned __dm_get_module_param(unsigned *module_param, unsigned def, unsigned max);
unsigned int __dm_get_module_param(unsigned int *module_param, unsigned int def, unsigned int max);
static inline bool dm_message_test_buffer_overflow(char *result, unsigned maxlen)
static inline bool dm_message_test_buffer_overflow(char *result, unsigned int maxlen)
{
return !maxlen || strlen(result) + 1 >= maxlen;
}

48
drivers/md/dm-crypt.c
View File

@ -172,14 +172,14 @@ struct crypt_config {
} iv_gen_private;
u64 iv_offset;
unsigned int iv_size;
unsigned short int sector_size;
unsigned short sector_size;
unsigned char sector_shift;
union {
struct crypto_skcipher **tfms;
struct crypto_aead **tfms_aead;
} cipher_tfm;
unsigned tfms_count;
unsigned int tfms_count;
unsigned long cipher_flags;
/*
@ -213,7 +213,7 @@ struct crypt_config {
* pool for per bio private data, crypto requests,
* encryption requeusts/buffer pages and integrity tags
*/
unsigned tag_pool_max_sectors;
unsigned int tag_pool_max_sectors;
mempool_t tag_pool;
mempool_t req_pool;
mempool_t page_pool;
@ -230,7 +230,7 @@ struct crypt_config {
#define POOL_ENTRY_SIZE 512
static DEFINE_SPINLOCK(dm_crypt_clients_lock);
static unsigned dm_crypt_clients_n = 0;
static unsigned int dm_crypt_clients_n = 0;
static volatile unsigned long dm_crypt_pages_per_client;
#define DM_CRYPT_MEMORY_PERCENT 2
#define DM_CRYPT_MIN_PAGES_PER_CLIENT (BIO_MAX_VECS * 16)
@ -355,7 +355,7 @@ static int crypt_iv_essiv_gen(struct crypt_config *cc, u8 *iv,
static int crypt_iv_benbi_ctr(struct crypt_config *cc, struct dm_target *ti,
const char *opts)
{
unsigned bs;
unsigned int bs;
int log;
if (crypt_integrity_aead(cc))
@ -1465,7 +1465,7 @@ static void kcryptd_async_done(struct crypto_async_request *async_req,
static int crypt_alloc_req_skcipher(struct crypt_config *cc,
struct convert_context *ctx)
{
unsigned key_index = ctx->cc_sector & (cc->tfms_count - 1);
unsigned int key_index = ctx->cc_sector & (cc->tfms_count - 1);
if (!ctx->r.req) {
ctx->r.req = mempool_alloc(&cc->req_pool, in_interrupt() ? GFP_ATOMIC : GFP_NOIO);
@ -1659,13 +1659,13 @@ static void crypt_free_buffer_pages(struct crypt_config *cc, struct bio *clone);
* non-blocking allocations without a mutex first but on failure we fallback
* to blocking allocations with a mutex.
*/
static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned size)
static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned int size)
{
struct crypt_config *cc = io->cc;
struct bio *clone;
unsigned int nr_iovecs = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
gfp_t gfp_mask = GFP_NOWAIT | __GFP_HIGHMEM;
unsigned i, len, remaining_size;
unsigned int i, len, remaining_size;
struct page *page;
retry:
@ -1805,7 +1805,7 @@ static void crypt_endio(struct bio *clone)
{
struct dm_crypt_io *io = clone->bi_private;
struct crypt_config *cc = io->cc;
unsigned rw = bio_data_dir(clone);
unsigned int rw = bio_data_dir(clone);
blk_status_t error;
/*
@ -2258,7 +2258,7 @@ static void crypt_free_tfms_aead(struct crypt_config *cc)
static void crypt_free_tfms_skcipher(struct crypt_config *cc)
{
unsigned i;
unsigned int i;
if (!cc->cipher_tfm.tfms)
return;
@ -2283,7 +2283,7 @@ static void crypt_free_tfms(struct crypt_config *cc)
static int crypt_alloc_tfms_skcipher(struct crypt_config *cc, char *ciphermode)
{
unsigned i;
unsigned int i;
int err;
cc->cipher_tfm.tfms = kcalloc(cc->tfms_count,
@ -2341,12 +2341,12 @@ static int crypt_alloc_tfms(struct crypt_config *cc, char *ciphermode)
return crypt_alloc_tfms_skcipher(cc, ciphermode);
}
static unsigned crypt_subkey_size(struct crypt_config *cc)
static unsigned int crypt_subkey_size(struct crypt_config *cc)
{
return (cc->key_size - cc->key_extra_size) >> ilog2(cc->tfms_count);
}
static unsigned crypt_authenckey_size(struct crypt_config *cc)
static unsigned int crypt_authenckey_size(struct crypt_config *cc)
{
return crypt_subkey_size(cc) + RTA_SPACE(sizeof(struct crypto_authenc_key_param));
}
@ -2357,7 +2357,7 @@ static unsigned crypt_authenckey_size(struct crypt_config *cc)
* This funcion converts cc->key to this special format.
*/
static void crypt_copy_authenckey(char *p, const void *key,
unsigned enckeylen, unsigned authkeylen)
unsigned int enckeylen, unsigned int authkeylen)
{
struct crypto_authenc_key_param *param;
struct rtattr *rta;
@ -2375,7 +2375,7 @@ static void crypt_copy_authenckey(char *p, const void *key,
static int crypt_setkey(struct crypt_config *cc)
{
unsigned subkey_size;
unsigned int subkey_size;
int err = 0, i, r;
/* Ignore extra keys (which are used for IV etc) */
@ -3414,7 +3414,7 @@ static int crypt_map(struct dm_target *ti, struct bio *bio)
crypt_io_init(io, cc, bio, dm_target_offset(ti, bio->bi_iter.bi_sector));
if (cc->on_disk_tag_size) {
unsigned tag_len = cc->on_disk_tag_size * (bio_sectors(bio) >> cc->sector_shift);
unsigned int tag_len = cc->on_disk_tag_size * (bio_sectors(bio) >> cc->sector_shift);
if (unlikely(tag_len > KMALLOC_MAX_SIZE) ||
unlikely(!(io->integrity_metadata = kmalloc(tag_len,
@ -3442,14 +3442,14 @@ static int crypt_map(struct dm_target *ti, struct bio *bio)
static char hex2asc(unsigned char c)
{
return c + '0' + ((unsigned)(9 - c) >> 4 & 0x27);
return c + '0' + ((unsigned int)(9 - c) >> 4 & 0x27);
}
static void crypt_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
struct crypt_config *cc = ti->private;
unsigned i, sz = 0;
unsigned int i, sz = 0;
int num_feature_args = 0;
switch (type) {
@ -3565,8 +3565,8 @@ static void crypt_resume(struct dm_target *ti)
* key set <key>
* key wipe
*/
static int crypt_message(struct dm_target *ti, unsigned argc, char **argv,
char *result, unsigned maxlen)
static int crypt_message(struct dm_target *ti, unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
struct crypt_config *cc = ti->private;
int key_size, ret = -EINVAL;
@ -3627,10 +3627,10 @@ static void crypt_io_hints(struct dm_target *ti, struct queue_limits *limits)
limits->max_segment_size = PAGE_SIZE;
limits->logical_block_size =
max_t(unsigned, limits->logical_block_size, cc->sector_size);
max_t(unsigned int, limits->logical_block_size, cc->sector_size);
limits->physical_block_size =
max_t(unsigned, limits->physical_block_size, cc->sector_size);
limits->io_min = max_t(unsigned, limits->io_min, cc->sector_size);
max_t(unsigned int, limits->physical_block_size, cc->sector_size);
limits->io_min = max_t(unsigned int, limits->io_min, cc->sector_size);
limits->dma_alignment = limits->logical_block_size - 1;
}

6
drivers/md/dm-delay.c
View File

@ -21,8 +21,8 @@
struct delay_class {
struct dm_dev *dev;
sector_t start;
unsigned delay;
unsigned ops;
unsigned int delay;
unsigned int ops;
};
struct delay_c {
@ -306,7 +306,7 @@ static int delay_map(struct dm_target *ti, struct bio *bio)
DMEMIT("%s %llu %u", (c)->dev->name, (unsigned long long)(c)->start, (c)->delay)
static void delay_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
struct delay_c *dc = ti->private;
int sz = 0;

2
drivers/md/dm-ebs-target.c
View File

@ -391,7 +391,7 @@ static int ebs_map(struct dm_target *ti, struct bio *bio)
}
static void ebs_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
struct ebs_c *ec = ti->private;

32
drivers/md/dm-era-target.c
View File

@ -51,7 +51,7 @@ static void writeset_free(struct writeset *ws)
}
static int setup_on_disk_bitset(struct dm_disk_bitset *info,
unsigned nr_bits, dm_block_t *root)
unsigned int nr_bits, dm_block_t *root)
{
int r;
@ -62,7 +62,7 @@ static int setup_on_disk_bitset(struct dm_disk_bitset *info,
return dm_bitset_resize(info, *root, 0, nr_bits, false, root);
}
static size_t bitset_size(unsigned nr_bits)
static size_t bitset_size(unsigned int nr_bits)
{
return sizeof(unsigned long) * dm_div_up(nr_bits, BITS_PER_LONG);
}
@ -323,10 +323,10 @@ static int superblock_lock(struct era_metadata *md,
static int superblock_all_zeroes(struct dm_block_manager *bm, bool *result)
{
int r;
unsigned i;
unsigned int i;
struct dm_block *b;
__le64 *data_le, zero = cpu_to_le64(0);
unsigned sb_block_size = dm_bm_block_size(bm) / sizeof(__le64);
unsigned int sb_block_size = dm_bm_block_size(bm) / sizeof(__le64);
/*
* We can't use a validator here - it may be all zeroes.
@ -363,12 +363,12 @@ static void ws_unpack(const struct writeset_disk *disk, struct writeset_metadata
core->root = le64_to_cpu(disk->root);
}
static void ws_inc(void *context, const void *value, unsigned count)
static void ws_inc(void *context, const void *value, unsigned int count)
{
struct era_metadata *md = context;
struct writeset_disk ws_d;
dm_block_t b;
unsigned i;
unsigned int i;
for (i = 0; i < count; i++) {
memcpy(&ws_d, value + (i * sizeof(ws_d)), sizeof(ws_d));
@ -377,12 +377,12 @@ static void ws_inc(void *context, const void *value, unsigned count)
}
}
static void ws_dec(void *context, const void *value, unsigned count)
static void ws_dec(void *context, const void *value, unsigned int count)
{
struct era_metadata *md = context;
struct writeset_disk ws_d;
dm_block_t b;
unsigned i;
unsigned int i;
for (i = 0; i < count; i++) {
memcpy(&ws_d, value + (i * sizeof(ws_d)), sizeof(ws_d));
@ -667,7 +667,7 @@ static void swap_writeset(struct era_metadata *md, struct writeset *new_writeset
*--------------------------------------------------------------*/
struct digest {
uint32_t era;
unsigned nr_bits, current_bit;
unsigned int nr_bits, current_bit;
struct writeset_metadata writeset;
__le32 value;
struct dm_disk_bitset info;
@ -702,7 +702,7 @@ static int metadata_digest_transcribe_writeset(struct era_metadata *md,
{
int r;
bool marked;
unsigned b, e = min(d->current_bit + INSERTS_PER_STEP, d->nr_bits);
unsigned int b, e = min(d->current_bit + INSERTS_PER_STEP, d->nr_bits);
for (b = d->current_bit; b < e; b++) {
r = writeset_marked_on_disk(&d->info, &d->writeset, b, &marked);
@ -1439,7 +1439,7 @@ static bool valid_block_size(dm_block_t block_size)
/*
* <metadata dev> <data dev> <data block size (sectors)>
*/
static int era_ctr(struct dm_target *ti, unsigned argc, char **argv)
static int era_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
int r;
char dummy;
@ -1618,7 +1618,7 @@ static int era_preresume(struct dm_target *ti)
* <current era> <held metadata root | '-'>
*/
static void era_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
int r;
struct era *era = ti->private;
@ -1633,10 +1633,10 @@ static void era_status(struct dm_target *ti, status_type_t type,
goto err;
DMEMIT("%u %llu/%llu %u",
(unsigned) (DM_ERA_METADATA_BLOCK_SIZE >> SECTOR_SHIFT),
(unsigned int) (DM_ERA_METADATA_BLOCK_SIZE >> SECTOR_SHIFT),
(unsigned long long) stats.used,
(unsigned long long) stats.total,
(unsigned) stats.era);
(unsigned int) stats.era);
if (stats.snap != SUPERBLOCK_LOCATION)
DMEMIT(" %llu", stats.snap);
@ -1662,8 +1662,8 @@ static void era_status(struct dm_target *ti, status_type_t type,
DMEMIT("Error");
}
static int era_message(struct dm_target *ti, unsigned argc, char **argv,
char *result, unsigned maxlen)
static int era_message(struct dm_target *ti, unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
struct era *era = ti->private;

6
drivers/md/dm-exception-store.c
View File

@ -143,7 +143,7 @@ EXPORT_SYMBOL(dm_exception_store_type_unregister);
static int set_chunk_size(struct dm_exception_store *store,
const char *chunk_size_arg, char **error)
{
unsigned chunk_size;
unsigned int chunk_size;
if (kstrtouint(chunk_size_arg, 10, &chunk_size)) {
*error = "Invalid chunk size";
@ -159,7 +159,7 @@ static int set_chunk_size(struct dm_exception_store *store,
}
int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
unsigned chunk_size,
unsigned int chunk_size,
char **error)
{
/* Check chunk_size is a power of 2 */
@ -191,7 +191,7 @@ int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
struct dm_snapshot *snap,
unsigned *args_used,
unsigned int *args_used,
struct dm_exception_store **store)
{
int r = 0;

18
drivers/md/dm-exception-store.h
View File

@ -97,9 +97,9 @@ struct dm_exception_store_type {
*/
void (*drop_snapshot) (struct dm_exception_store *store);
unsigned (*status) (struct dm_exception_store *store,
status_type_t status, char *result,
unsigned maxlen);
unsigned int (*status) (struct dm_exception_store *store,
status_type_t status, char *result,
unsigned int maxlen);
/*
* Return how full the snapshot is.
@ -119,9 +119,9 @@ struct dm_exception_store {
struct dm_snapshot *snap;
/* Size of data blocks saved - must be a power of 2 */
unsigned chunk_size;
unsigned chunk_mask;
unsigned chunk_shift;
unsigned int chunk_size;
unsigned int chunk_mask;
unsigned int chunk_shift;
void *context;
@ -145,7 +145,7 @@ static inline chunk_t dm_chunk_number(chunk_t chunk)
return chunk & (chunk_t)((1ULL << DM_CHUNK_NUMBER_BITS) - 1ULL);
}
static inline unsigned dm_consecutive_chunk_count(struct dm_exception *e)
static inline unsigned int dm_consecutive_chunk_count(struct dm_exception *e)
{
return e->new_chunk >> DM_CHUNK_NUMBER_BITS;
}
@ -182,12 +182,12 @@ int dm_exception_store_type_register(struct dm_exception_store_type *type);
int dm_exception_store_type_unregister(struct dm_exception_store_type *type);
int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
unsigned chunk_size,
unsigned int chunk_size,
char **error);
int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
struct dm_snapshot *snap,
unsigned *args_used,
unsigned int *args_used,
struct dm_exception_store **store);
void dm_exception_store_destroy(struct dm_exception_store *store);

22
drivers/md/dm-flakey.c
View File

@ -27,12 +27,12 @@ struct flakey_c {
struct dm_dev *dev;
unsigned long start_time;
sector_t start;
unsigned up_interval;
unsigned down_interval;
unsigned int up_interval;
unsigned int down_interval;
unsigned long flags;
unsigned corrupt_bio_byte;
unsigned corrupt_bio_rw;
unsigned corrupt_bio_value;
unsigned int corrupt_bio_byte;
unsigned int corrupt_bio_rw;
unsigned int corrupt_bio_value;
blk_opf_t corrupt_bio_flags;
};
@ -49,7 +49,7 @@ static int parse_features(struct dm_arg_set *as, struct flakey_c *fc,
struct dm_target *ti)
{
int r;
unsigned argc;
unsigned int argc;
const char *arg_name;
static const struct dm_arg _args[] = {
@ -149,7 +149,7 @@ static int parse_features(struct dm_arg_set *as, struct flakey_c *fc,
BUILD_BUG_ON(sizeof(fc->corrupt_bio_flags) !=
sizeof(unsigned int));
r = dm_read_arg(_args + 3, as,
(__force unsigned *)&fc->corrupt_bio_flags,
(__force unsigned int *)&fc->corrupt_bio_flags,
&ti->error);
if (r)
return r;
@ -325,7 +325,7 @@ static void corrupt_bio_data(struct bio *bio, struct flakey_c *fc)
static int flakey_map(struct dm_target *ti, struct bio *bio)
{
struct flakey_c *fc = ti->private;
unsigned elapsed;
unsigned int elapsed;
struct per_bio_data *pb = dm_per_bio_data(bio, sizeof(struct per_bio_data));
pb->bio_submitted = false;
@ -418,11 +418,11 @@ static int flakey_end_io(struct dm_target *ti, struct bio *bio,
}
static void flakey_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
unsigned sz = 0;
unsigned int sz = 0;
struct flakey_c *fc = ti->private;
unsigned drop_writes, error_writes;
unsigned int drop_writes, error_writes;
switch (type) {
case STATUSTYPE_INFO:

321
drivers/md/dm-integrity.c
View File

@ -158,13 +158,13 @@ struct alg_spec {
char *alg_string;
char *key_string;
__u8 *key;
unsigned key_size;
unsigned int key_size;
};
struct dm_integrity_c {
struct dm_dev *dev;
struct dm_dev *meta_dev;
unsigned tag_size;
unsigned int tag_size;
__s8 log2_tag_size;
sector_t start;
mempool_t journal_io_mempool;
@ -172,8 +172,8 @@ struct dm_integrity_c {
struct dm_bufio_client *bufio;
struct workqueue_struct *metadata_wq;
struct superblock *sb;
unsigned journal_pages;
unsigned n_bitmap_blocks;
unsigned int journal_pages;
unsigned int n_bitmap_blocks;
struct page_list *journal;
struct page_list *journal_io;
@ -181,7 +181,7 @@ struct dm_integrity_c {
struct page_list *recalc_bitmap;
struct page_list *may_write_bitmap;
struct bitmap_block_status *bbs;
unsigned bitmap_flush_interval;
unsigned int bitmap_flush_interval;
int synchronous_mode;
struct bio_list synchronous_bios;
struct delayed_work bitmap_flush_work;
@ -202,12 +202,12 @@ struct dm_integrity_c {
unsigned char journal_entries_per_sector;
unsigned char journal_section_entries;
unsigned short journal_section_sectors;
unsigned journal_sections;
unsigned journal_entries;
unsigned int journal_sections;
unsigned int journal_entries;
sector_t data_device_sectors;
sector_t meta_device_sectors;
unsigned initial_sectors;
unsigned metadata_run;
unsigned int initial_sectors;
unsigned int metadata_run;
__s8 log2_metadata_run;
__u8 log2_buffer_sectors;
__u8 sectors_per_block;
@ -231,17 +231,17 @@ struct dm_integrity_c {
unsigned char commit_seq;
commit_id_t commit_ids[N_COMMIT_IDS];
unsigned committed_section;
unsigned n_committed_sections;
unsigned int committed_section;
unsigned int n_committed_sections;
unsigned uncommitted_section;
unsigned n_uncommitted_sections;
unsigned int uncommitted_section;
unsigned int n_uncommitted_sections;
unsigned free_section;
unsigned int free_section;
unsigned char free_section_entry;
unsigned free_sectors;
unsigned int free_sectors;
unsigned free_sectors_threshold;
unsigned int free_sectors_threshold;
struct workqueue_struct *commit_wq;
struct work_struct commit_work;
@ -258,7 +258,7 @@ struct dm_integrity_c {
unsigned long autocommit_jiffies;
struct timer_list autocommit_timer;
unsigned autocommit_msec;
unsigned int autocommit_msec;
wait_queue_head_t copy_to_journal_wait;
@ -306,7 +306,7 @@ struct dm_integrity_io {
struct dm_integrity_range range;
sector_t metadata_block;
unsigned metadata_offset;
unsigned int metadata_offset;
atomic_t in_flight;
blk_status_t bi_status;
@ -330,7 +330,7 @@ struct journal_io {
struct bitmap_block_status {
struct work_struct work;
struct dm_integrity_c *ic;
unsigned idx;
unsigned int idx;
unsigned long *bitmap;
struct bio_list bio_queue;
spinlock_t bio_queue_lock;
@ -411,8 +411,8 @@ static bool dm_integrity_disable_recalculate(struct dm_integrity_c *ic)
return false;
}
static commit_id_t dm_integrity_commit_id(struct dm_integrity_c *ic, unsigned i,
unsigned j, unsigned char seq)
static commit_id_t dm_integrity_commit_id(struct dm_integrity_c *ic, unsigned int i,
unsigned int j, unsigned char seq)
{
/*
* Xor the number with section and sector, so that if a piece of
@ -427,7 +427,7 @@ static void get_area_and_offset(struct dm_integrity_c *ic, sector_t data_sector,
if (!ic->meta_dev) {
__u8 log2_interleave_sectors = ic->sb->log2_interleave_sectors;
*area = data_sector >> log2_interleave_sectors;
*offset = (unsigned)data_sector & ((1U << log2_interleave_sectors) - 1);
*offset = (unsigned int)data_sector & ((1U << log2_interleave_sectors) - 1);
} else {
*area = 0;
*offset = data_sector;
@ -436,15 +436,15 @@ static void get_area_and_offset(struct dm_integrity_c *ic, sector_t data_sector,
#define sector_to_block(ic, n) \
do { \
BUG_ON((n) & (unsigned)((ic)->sectors_per_block - 1)); \
BUG_ON((n) & (unsigned int)((ic)->sectors_per_block - 1)); \
(n) >>= (ic)->sb->log2_sectors_per_block; \
} while (0)
static __u64 get_metadata_sector_and_offset(struct dm_integrity_c *ic, sector_t area,
sector_t offset, unsigned *metadata_offset)
sector_t offset, unsigned int *metadata_offset)
{
__u64 ms;
unsigned mo;
unsigned int mo;
ms = area << ic->sb->log2_interleave_sectors;
if (likely(ic->log2_metadata_run >= 0))
@ -485,7 +485,7 @@ static sector_t get_data_sector(struct dm_integrity_c *ic, sector_t area, sector
return result;
}
static void wraparound_section(struct dm_integrity_c *ic, unsigned *sec_ptr)
static void wraparound_section(struct dm_integrity_c *ic, unsigned int *sec_ptr)
{
if (unlikely(*sec_ptr >= ic->journal_sections))
*sec_ptr -= ic->journal_sections;
@ -509,7 +509,7 @@ static int sb_mac(struct dm_integrity_c *ic, bool wr)
{
SHASH_DESC_ON_STACK(desc, ic->journal_mac);
int r;
unsigned size = crypto_shash_digestsize(ic->journal_mac);
unsigned int size = crypto_shash_digestsize(ic->journal_mac);
if (sizeof(struct superblock) + size > 1 << SECTOR_SHIFT) {
dm_integrity_io_error(ic, "digest is too long", -EINVAL);
@ -705,8 +705,8 @@ static bool block_bitmap_op(struct dm_integrity_c *ic, struct page_list *bitmap,
static void block_bitmap_copy(struct dm_integrity_c *ic, struct page_list *dst, struct page_list *src)
{
unsigned n_bitmap_pages = DIV_ROUND_UP(ic->n_bitmap_blocks, PAGE_SIZE / BITMAP_BLOCK_SIZE);
unsigned i;
unsigned int n_bitmap_pages = DIV_ROUND_UP(ic->n_bitmap_blocks, PAGE_SIZE / BITMAP_BLOCK_SIZE);
unsigned int i;
for (i = 0; i < n_bitmap_pages; i++) {
unsigned long *dst_data = lowmem_page_address(dst[i].page);
@ -717,18 +717,18 @@ static void block_bitmap_copy(struct dm_integrity_c *ic, struct page_list *dst,
static struct bitmap_block_status *sector_to_bitmap_block(struct dm_integrity_c *ic, sector_t sector)
{
unsigned bit = sector >> (ic->sb->log2_sectors_per_block + ic->log2_blocks_per_bitmap_bit);
unsigned bitmap_block = bit / (BITMAP_BLOCK_SIZE * 8);
unsigned int bit = sector >> (ic->sb->log2_sectors_per_block + ic->log2_blocks_per_bitmap_bit);
unsigned int bitmap_block = bit / (BITMAP_BLOCK_SIZE * 8);
BUG_ON(bitmap_block >= ic->n_bitmap_blocks);
return &ic->bbs[bitmap_block];
}
static void access_journal_check(struct dm_integrity_c *ic, unsigned section, unsigned offset,
static void access_journal_check(struct dm_integrity_c *ic, unsigned int section, unsigned int offset,
bool e, const char *function)
{
#if defined(CONFIG_DM_DEBUG) || defined(INTERNAL_VERIFY)
unsigned limit = e ? ic->journal_section_entries : ic->journal_section_sectors;
unsigned int limit = e ? ic->journal_section_entries : ic->journal_section_sectors;
if (unlikely(section >= ic->journal_sections) ||
unlikely(offset >= limit)) {
@ -739,10 +739,10 @@ static void access_journal_check(struct dm_integrity_c *ic, unsigned section, un
#endif
}
static void page_list_location(struct dm_integrity_c *ic, unsigned section, unsigned offset,
unsigned *pl_index, unsigned *pl_offset)
static void page_list_location(struct dm_integrity_c *ic, unsigned int section, unsigned int offset,
unsigned int *pl_index, unsigned int *pl_offset)
{
unsigned sector;
unsigned int sector;
access_journal_check(ic, section, offset, false, "page_list_location");
@ -753,9 +753,9 @@ static void page_list_location(struct dm_integrity_c *ic, unsigned section, unsi
}
static struct journal_sector *access_page_list(struct dm_integrity_c *ic, struct page_list *pl,
unsigned section, unsigned offset, unsigned *n_sectors)
unsigned int section, unsigned int offset, unsigned int *n_sectors)
{
unsigned pl_index, pl_offset;
unsigned int pl_index, pl_offset;
char *va;
page_list_location(ic, section, offset, &pl_index, &pl_offset);
@ -768,14 +768,14 @@ static struct journal_sector *access_page_list(struct dm_integrity_c *ic, struct
return (struct journal_sector *)(va + pl_offset);
}
static struct journal_sector *access_journal(struct dm_integrity_c *ic, unsigned section, unsigned offset)
static struct journal_sector *access_journal(struct dm_integrity_c *ic, unsigned int section, unsigned int offset)
{
return access_page_list(ic, ic->journal, section, offset, NULL);
}
static struct journal_entry *access_journal_entry(struct dm_integrity_c *ic, unsigned section, unsigned n)
static struct journal_entry *access_journal_entry(struct dm_integrity_c *ic, unsigned int section, unsigned int n)
{
unsigned rel_sector, offset;
unsigned int rel_sector, offset;
struct journal_sector *js;
access_journal_check(ic, section, n, true, "access_journal_entry");
@ -787,7 +787,7 @@ static struct journal_entry *access_journal_entry(struct dm_integrity_c *ic, uns
return (struct journal_entry *)((char *)js + offset * ic->journal_entry_size);
}
static struct journal_sector *access_journal_data(struct dm_integrity_c *ic, unsigned section, unsigned n)
static struct journal_sector *access_journal_data(struct dm_integrity_c *ic, unsigned int section, unsigned int n)
{
n <<= ic->sb->log2_sectors_per_block;
@ -798,11 +798,11 @@ static struct journal_sector *access_journal_data(struct dm_integrity_c *ic, uns
return access_journal(ic, section, n);
}
static void section_mac(struct dm_integrity_c *ic, unsigned section, __u8 result[JOURNAL_MAC_SIZE])
static void section_mac(struct dm_integrity_c *ic, unsigned int section, __u8 result[JOURNAL_MAC_SIZE])
{
SHASH_DESC_ON_STACK(desc, ic->journal_mac);
int r;
unsigned j, size;
unsigned int j, size;
desc->tfm = ic->journal_mac;
@ -867,10 +867,10 @@ static void section_mac(struct dm_integrity_c *ic, unsigned section, __u8 result
memset(result, 0, JOURNAL_MAC_SIZE);
}
static void rw_section_mac(struct dm_integrity_c *ic, unsigned section, bool wr)
static void rw_section_mac(struct dm_integrity_c *ic, unsigned int section, bool wr)
{
__u8 result[JOURNAL_MAC_SIZE];
unsigned j;
unsigned int j;
if (!ic->journal_mac)
return;
@ -899,12 +899,12 @@ static void complete_journal_op(void *context)
complete(&comp->comp);
}
static void xor_journal(struct dm_integrity_c *ic, bool encrypt, unsigned section,
unsigned n_sections, struct journal_completion *comp)
static void xor_journal(struct dm_integrity_c *ic, bool encrypt, unsigned int section,
unsigned int n_sections, struct journal_completion *comp)
{
struct async_submit_ctl submit;
size_t n_bytes = (size_t)(n_sections * ic->journal_section_sectors) << SECTOR_SHIFT;
unsigned pl_index, pl_offset, section_index;
unsigned int pl_index, pl_offset, section_index;
struct page_list *source_pl, *target_pl;
if (likely(encrypt)) {
@ -929,7 +929,7 @@ static void xor_journal(struct dm_integrity_c *ic, bool encrypt, unsigned sectio
struct page *dst_page;
while (unlikely(pl_index == section_index)) {
unsigned dummy;
unsigned int dummy;
if (likely(encrypt))
rw_section_mac(ic, section, true);
section++;
@ -991,8 +991,8 @@ static bool do_crypt(bool encrypt, struct skcipher_request *req, struct journal_
return false;
}
static void crypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned section,
unsigned n_sections, struct journal_completion *comp)
static void crypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned int section,
unsigned int n_sections, struct journal_completion *comp)
{
struct scatterlist **source_sg;
struct scatterlist **target_sg;
@ -1009,7 +1009,7 @@ static void crypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned sect
do {
struct skcipher_request *req;
unsigned ivsize;
unsigned int ivsize;
char *iv;
if (likely(encrypt))
@ -1035,8 +1035,8 @@ static void crypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned sect
complete_journal_op(comp);
}
static void encrypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned section,
unsigned n_sections, struct journal_completion *comp)
static void encrypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned int section,
unsigned int n_sections, struct journal_completion *comp)
{
if (ic->journal_xor)
return xor_journal(ic, encrypt, section, n_sections, comp);
@ -1053,12 +1053,12 @@ static void complete_journal_io(unsigned long error, void *context)
}
static void rw_journal_sectors(struct dm_integrity_c *ic, blk_opf_t opf,
unsigned sector, unsigned n_sectors,
unsigned int sector, unsigned int n_sectors,
struct journal_completion *comp)
{
struct dm_io_request io_req;
struct dm_io_region io_loc;
unsigned pl_index, pl_offset;
unsigned int pl_index, pl_offset;
int r;
if (unlikely(dm_integrity_failed(ic))) {
@ -1100,10 +1100,10 @@ static void rw_journal_sectors(struct dm_integrity_c *ic, blk_opf_t opf,
}
static void rw_journal(struct dm_integrity_c *ic, blk_opf_t opf,
unsigned section, unsigned n_sections,
unsigned int section, unsigned int n_sections,
struct journal_completion *comp)
{
unsigned sector, n_sectors;
unsigned int sector, n_sectors;
sector = section * ic->journal_section_sectors;
n_sectors = n_sections * ic->journal_section_sectors;
@ -1111,12 +1111,12 @@ static void rw_journal(struct dm_integrity_c *ic, blk_opf_t opf,
rw_journal_sectors(ic, opf, sector, n_sectors, comp);
}
static void write_journal(struct dm_integrity_c *ic, unsigned commit_start, unsigned commit_sections)
static void write_journal(struct dm_integrity_c *ic, unsigned int commit_start, unsigned int commit_sections)
{
struct journal_completion io_comp;
struct journal_completion crypt_comp_1;
struct journal_completion crypt_comp_2;
unsigned i;
unsigned int i;
io_comp.ic = ic;
init_completion(&io_comp.comp);
@ -1136,7 +1136,7 @@ static void write_journal(struct dm_integrity_c *ic, unsigned commit_start, unsi
rw_journal(ic, REQ_OP_WRITE | REQ_FUA | REQ_SYNC, commit_start,
commit_sections, &io_comp);
} else {
unsigned to_end;
unsigned int to_end;
io_comp.in_flight = (atomic_t)ATOMIC_INIT(2);
to_end = ic->journal_sections - commit_start;
if (ic->journal_io) {
@ -1173,15 +1173,15 @@ static void write_journal(struct dm_integrity_c *ic, unsigned commit_start, unsi
wait_for_completion_io(&io_comp.comp);
}
static void copy_from_journal(struct dm_integrity_c *ic, unsigned section, unsigned offset,
unsigned n_sectors, sector_t target, io_notify_fn fn, void *data)
static void copy_from_journal(struct dm_integrity_c *ic, unsigned int section, unsigned int offset,
unsigned int n_sectors, sector_t target, io_notify_fn fn, void *data)
{
struct dm_io_request io_req;
struct dm_io_region io_loc;
int r;
unsigned sector, pl_index, pl_offset;
unsigned int sector, pl_index, pl_offset;
BUG_ON((target | n_sectors | offset) & (unsigned)(ic->sectors_per_block - 1));
BUG_ON((target | n_sectors | offset) & (unsigned int)(ic->sectors_per_block - 1));
if (unlikely(dm_integrity_failed(ic))) {
fn(-1UL, data);
@ -1222,7 +1222,7 @@ static bool add_new_range(struct dm_integrity_c *ic, struct dm_integrity_range *
struct rb_node **n = &ic->in_progress.rb_node;
struct rb_node *parent;
BUG_ON((new_range->logical_sector | new_range->n_sectors) & (unsigned)(ic->sectors_per_block - 1));
BUG_ON((new_range->logical_sector | new_range->n_sectors) & (unsigned int)(ic->sectors_per_block - 1));
if (likely(check_waiting)) {
struct dm_integrity_range *range;
@ -1340,10 +1340,10 @@ static void remove_journal_node(struct dm_integrity_c *ic, struct journal_node *
#define NOT_FOUND (-1U)
static unsigned find_journal_node(struct dm_integrity_c *ic, sector_t sector, sector_t *next_sector)
static unsigned int find_journal_node(struct dm_integrity_c *ic, sector_t sector, sector_t *next_sector)
{
struct rb_node *n = ic->journal_tree_root.rb_node;
unsigned found = NOT_FOUND;
unsigned int found = NOT_FOUND;
*next_sector = (sector_t)-1;
while (n) {
struct journal_node *j = container_of(n, struct journal_node, node);
@ -1361,7 +1361,7 @@ static unsigned find_journal_node(struct dm_integrity_c *ic, sector_t sector, se
return found;
}
static bool test_journal_node(struct dm_integrity_c *ic, unsigned pos, sector_t sector)
static bool test_journal_node(struct dm_integrity_c *ic, unsigned int pos, sector_t sector)
{
struct journal_node *node, *next_node;
struct rb_node *next;
@ -1386,7 +1386,7 @@ static bool find_newer_committed_node(struct dm_integrity_c *ic, struct journal_
{
struct rb_node *next;
struct journal_node *next_node;
unsigned next_section;
unsigned int next_section;
BUG_ON(RB_EMPTY_NODE(&node->node));
@ -1399,7 +1399,7 @@ static bool find_newer_committed_node(struct dm_integrity_c *ic, struct journal_
if (next_node->sector != node->sector)
return false;
next_section = (unsigned)(next_node - ic->journal_tree) / ic->journal_section_entries;
next_section = (unsigned int)(next_node - ic->journal_tree) / ic->journal_section_entries;
if (next_section >= ic->committed_section &&
next_section < ic->committed_section + ic->n_committed_sections)
return true;
@ -1414,17 +1414,17 @@ static bool find_newer_committed_node(struct dm_integrity_c *ic, struct journal_
#define TAG_CMP 2
static int dm_integrity_rw_tag(struct dm_integrity_c *ic, unsigned char *tag, sector_t *metadata_block,
unsigned *metadata_offset, unsigned total_size, int op)
unsigned int *metadata_offset, unsigned int total_size, int op)
{
#define MAY_BE_FILLER 1
#define MAY_BE_HASH 2
unsigned hash_offset = 0;
unsigned may_be = MAY_BE_HASH | (ic->discard ? MAY_BE_FILLER : 0);
unsigned int hash_offset = 0;
unsigned int may_be = MAY_BE_HASH | (ic->discard ? MAY_BE_FILLER : 0);
do {
unsigned char *data, *dp;
struct dm_buffer *b;
unsigned to_copy;
unsigned int to_copy;
int r;
r = dm_integrity_failed(ic);
@ -1454,7 +1454,7 @@ static int dm_integrity_rw_tag(struct dm_integrity_c *ic, unsigned char *tag, se
goto thorough_test;
}
} else {
unsigned i, ts;
unsigned int i, ts;
thorough_test:
ts = total_size;
@ -1653,7 +1653,7 @@ static void integrity_sector_checksum(struct dm_integrity_c *ic, sector_t sector
__le64 sector_le = cpu_to_le64(sector);
SHASH_DESC_ON_STACK(req, ic->internal_hash);
int r;
unsigned digest_size;
unsigned int digest_size;
req->tfm = ic->internal_hash;
@ -1710,13 +1710,13 @@ static void integrity_metadata(struct work_struct *w)
if (ic->internal_hash) {
struct bvec_iter iter;
struct bio_vec bv;
unsigned digest_size = crypto_shash_digestsize(ic->internal_hash);
unsigned int digest_size = crypto_shash_digestsize(ic->internal_hash);
struct bio *bio = dm_bio_from_per_bio_data(dio, sizeof(struct dm_integrity_io));
char *checksums;
unsigned extra_space = unlikely(digest_size > ic->tag_size) ? digest_size - ic->tag_size : 0;
unsigned int extra_space = unlikely(digest_size > ic->tag_size) ? digest_size - ic->tag_size : 0;
char checksums_onstack[max((size_t)HASH_MAX_DIGESTSIZE, MAX_TAG_SIZE)];
sector_t sector;
unsigned sectors_to_process;
unsigned int sectors_to_process;
if (unlikely(ic->mode == 'R'))
goto skip_io;
@ -1736,13 +1736,13 @@ static void integrity_metadata(struct work_struct *w)
}
if (unlikely(dio->op == REQ_OP_DISCARD)) {
unsigned bi_size = dio->bio_details.bi_iter.bi_size;
unsigned max_size = likely(checksums != checksums_onstack) ? PAGE_SIZE : HASH_MAX_DIGESTSIZE;
unsigned max_blocks = max_size / ic->tag_size;
unsigned int bi_size = dio->bio_details.bi_iter.bi_size;
unsigned int max_size = likely(checksums != checksums_onstack) ? PAGE_SIZE : HASH_MAX_DIGESTSIZE;
unsigned int max_blocks = max_size / ic->tag_size;
memset(checksums, DISCARD_FILLER, max_size);
while (bi_size) {
unsigned this_step_blocks = bi_size >> (SECTOR_SHIFT + ic->sb->log2_sectors_per_block);
unsigned int this_step_blocks = bi_size >> (SECTOR_SHIFT + ic->sb->log2_sectors_per_block);
this_step_blocks = min(this_step_blocks, max_blocks);
r = dm_integrity_rw_tag(ic, checksums, &dio->metadata_block, &dio->metadata_offset,
this_step_blocks * ic->tag_size, TAG_WRITE);
@ -1764,7 +1764,7 @@ static void integrity_metadata(struct work_struct *w)
sectors_to_process = dio->range.n_sectors;
__bio_for_each_segment(bv, bio, iter, dio->bio_details.bi_iter) {
unsigned pos;
unsigned int pos;
char *mem, *checksums_ptr;
again:
@ -1817,13 +1817,13 @@ static void integrity_metadata(struct work_struct *w)
if (bip) {
struct bio_vec biv;
struct bvec_iter iter;
unsigned data_to_process = dio->range.n_sectors;
unsigned int data_to_process = dio->range.n_sectors;
sector_to_block(ic, data_to_process);
data_to_process *= ic->tag_size;
bip_for_each_vec(biv, bip, iter) {
unsigned char *tag;
unsigned this_len;
unsigned int this_len;
BUG_ON(PageHighMem(biv.bv_page));
tag = bvec_virt(&biv);
@ -1861,7 +1861,7 @@ static int dm_integrity_map(struct dm_target *ti, struct bio *bio)
if (unlikely(dio->op == REQ_OP_DISCARD)) {
if (ti->max_io_len) {
sector_t sec = dm_target_offset(ti, bio->bi_iter.bi_sector);
unsigned log2_max_io_len = __fls(ti->max_io_len);
unsigned int log2_max_io_len = __fls(ti->max_io_len);
sector_t start_boundary = sec >> log2_max_io_len;
sector_t end_boundary = (sec + bio_sectors(bio) - 1) >> log2_max_io_len;
if (start_boundary < end_boundary) {
@ -1891,7 +1891,7 @@ static int dm_integrity_map(struct dm_target *ti, struct bio *bio)
ic->provided_data_sectors);
return DM_MAPIO_KILL;
}
if (unlikely((dio->range.logical_sector | bio_sectors(bio)) & (unsigned)(ic->sectors_per_block - 1))) {
if (unlikely((dio->range.logical_sector | bio_sectors(bio)) & (unsigned int)(ic->sectors_per_block - 1))) {
DMERR("Bio not aligned on %u sectors: 0x%llx, 0x%x",
ic->sectors_per_block,
dio->range.logical_sector, bio_sectors(bio));
@ -1913,7 +1913,7 @@ static int dm_integrity_map(struct dm_target *ti, struct bio *bio)
bip = bio_integrity(bio);
if (!ic->internal_hash) {
if (bip) {
unsigned wanted_tag_size = bio_sectors(bio) >> ic->sb->log2_sectors_per_block;
unsigned int wanted_tag_size = bio_sectors(bio) >> ic->sb->log2_sectors_per_block;
if (ic->log2_tag_size >= 0)
wanted_tag_size <<= ic->log2_tag_size;
else
@ -1943,11 +1943,11 @@ static int dm_integrity_map(struct dm_target *ti, struct bio *bio)
}
static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio,
unsigned journal_section, unsigned journal_entry)
unsigned int journal_section, unsigned int journal_entry)
{
struct dm_integrity_c *ic = dio->ic;
sector_t logical_sector;
unsigned n_sectors;
unsigned int n_sectors;
logical_sector = dio->range.logical_sector;
n_sectors = dio->range.n_sectors;
@ -1970,7 +1970,7 @@ static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio,
if (unlikely(dio->op == REQ_OP_READ)) {
struct journal_sector *js;
char *mem_ptr;
unsigned s;
unsigned int s;
if (unlikely(journal_entry_is_inprogress(je))) {
flush_dcache_page(bv.bv_page);
@ -2007,12 +2007,12 @@ static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio,
if (!ic->internal_hash) {
struct bio_integrity_payload *bip = bio_integrity(bio);
unsigned tag_todo = ic->tag_size;
unsigned int tag_todo = ic->tag_size;
char *tag_ptr = journal_entry_tag(ic, je);
if (bip) do {
struct bio_vec biv = bvec_iter_bvec(bip->bip_vec, bip->bip_iter);
unsigned tag_now = min(biv.bv_len, tag_todo);
unsigned int tag_now = min(biv.bv_len, tag_todo);
char *tag_addr;
BUG_ON(PageHighMem(biv.bv_page));
tag_addr = bvec_virt(&biv);
@ -2031,7 +2031,7 @@ static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio,
if (likely(dio->op == REQ_OP_WRITE)) {
struct journal_sector *js;
unsigned s;
unsigned int s;
js = access_journal_data(ic, journal_section, journal_entry);
memcpy(js, mem + bv.bv_offset, ic->sectors_per_block << SECTOR_SHIFT);
@ -2042,7 +2042,7 @@ static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio,
} while (++s < ic->sectors_per_block);
if (ic->internal_hash) {
unsigned digest_size = crypto_shash_digestsize(ic->internal_hash);
unsigned int digest_size = crypto_shash_digestsize(ic->internal_hash);
if (unlikely(digest_size > ic->tag_size)) {
char checksums_onstack[HASH_MAX_DIGESTSIZE];
integrity_sector_checksum(ic, logical_sector, (char *)js, checksums_onstack);
@ -2099,8 +2099,8 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map
{
struct dm_integrity_c *ic = dio->ic;
struct bio *bio = dm_bio_from_per_bio_data(dio, sizeof(struct dm_integrity_io));
unsigned journal_section, journal_entry;
unsigned journal_read_pos;
unsigned int journal_section, journal_entry;
unsigned int journal_read_pos;
struct completion read_comp;
bool discard_retried = false;
bool need_sync_io = ic->internal_hash && dio->op == REQ_OP_READ;
@ -2125,8 +2125,8 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map
journal_read_pos = NOT_FOUND;
if (ic->mode == 'J' && likely(dio->op != REQ_OP_DISCARD)) {
if (dio->op == REQ_OP_WRITE) {
unsigned next_entry, i, pos;
unsigned ws, we, range_sectors;
unsigned int next_entry, i, pos;
unsigned int ws, we, range_sectors;
dio->range.n_sectors = min(dio->range.n_sectors,
(sector_t)ic->free_sectors << ic->sb->log2_sectors_per_block);
@ -2179,8 +2179,8 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map
if (unlikely(dio->range.n_sectors > next_sector - dio->range.logical_sector))
dio->range.n_sectors = next_sector - dio->range.logical_sector;
} else {
unsigned i;
unsigned jp = journal_read_pos + 1;
unsigned int i;
unsigned int jp = journal_read_pos + 1;
for (i = ic->sectors_per_block; i < dio->range.n_sectors; i += ic->sectors_per_block, jp++) {
if (!test_journal_node(ic, jp, dio->range.logical_sector + i))
break;
@ -2212,7 +2212,7 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map
*/
if (journal_read_pos != NOT_FOUND) {
sector_t next_sector;
unsigned new_pos = find_journal_node(ic, dio->range.logical_sector, &next_sector);
unsigned int new_pos = find_journal_node(ic, dio->range.logical_sector, &next_sector);
if (unlikely(new_pos != journal_read_pos)) {
remove_range_unlocked(ic, &dio->range);
goto retry;
@ -2221,7 +2221,7 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map
}
if (ic->mode == 'J' && likely(dio->op == REQ_OP_DISCARD) && !discard_retried) {
sector_t next_sector;
unsigned new_pos = find_journal_node(ic, dio->range.logical_sector, &next_sector);
unsigned int new_pos = find_journal_node(ic, dio->range.logical_sector, &next_sector);
if (unlikely(new_pos != NOT_FOUND) ||
unlikely(next_sector < dio->range.logical_sector - dio->range.n_sectors)) {
remove_range_unlocked(ic, &dio->range);
@ -2348,8 +2348,8 @@ static void pad_uncommitted(struct dm_integrity_c *ic)
static void integrity_commit(struct work_struct *w)
{
struct dm_integrity_c *ic = container_of(w, struct dm_integrity_c, commit_work);
unsigned commit_start, commit_sections;
unsigned i, j, n;
unsigned int commit_start, commit_sections;
unsigned int i, j, n;
struct bio *flushes;
del_timer(&ic->autocommit_timer);
@ -2427,17 +2427,17 @@ static void complete_copy_from_journal(unsigned long error, void *context)
static void restore_last_bytes(struct dm_integrity_c *ic, struct journal_sector *js,
struct journal_entry *je)
{
unsigned s = 0;
unsigned int s = 0;
do {
js->commit_id = je->last_bytes[s];
js++;
} while (++s < ic->sectors_per_block);
}
static void do_journal_write(struct dm_integrity_c *ic, unsigned write_start,
unsigned write_sections, bool from_replay)
static void do_journal_write(struct dm_integrity_c *ic, unsigned int write_start,
unsigned int write_sections, bool from_replay)
{
unsigned i, j, n;
unsigned int i, j, n;
struct journal_completion comp;
struct blk_plug plug;
@ -2456,9 +2456,9 @@ static void do_journal_write(struct dm_integrity_c *ic, unsigned write_start,
for (j = 0; j < ic->journal_section_entries; j++) {
struct journal_entry *je = access_journal_entry(ic, i, j);
sector_t sec, area, offset;
unsigned k, l, next_loop;
unsigned int k, l, next_loop;
sector_t metadata_block;
unsigned metadata_offset;
unsigned int metadata_offset;
struct journal_io *io;
if (journal_entry_is_unused(je))
@ -2466,7 +2466,7 @@ static void do_journal_write(struct dm_integrity_c *ic, unsigned write_start,
BUG_ON(unlikely(journal_entry_is_inprogress(je)) && !from_replay);
sec = journal_entry_get_sector(je);
if (unlikely(from_replay)) {
if (unlikely(sec & (unsigned)(ic->sectors_per_block - 1))) {
if (unlikely(sec & (unsigned int)(ic->sectors_per_block - 1))) {
dm_integrity_io_error(ic, "invalid sector in journal", -EIO);
sec &= ~(sector_t)(ic->sectors_per_block - 1);
}
@ -2584,9 +2584,9 @@ static void do_journal_write(struct dm_integrity_c *ic, unsigned write_start,
static void integrity_writer(struct work_struct *w)
{
struct dm_integrity_c *ic = container_of(w, struct dm_integrity_c, writer_work);
unsigned write_start, write_sections;
unsigned int write_start, write_sections;
unsigned prev_free_sectors;
unsigned int prev_free_sectors;
spin_lock_irq(&ic->endio_wait.lock);
write_start = ic->committed_section;
@ -2633,12 +2633,12 @@ static void integrity_recalc(struct work_struct *w)
struct dm_io_region io_loc;
sector_t area, offset;
sector_t metadata_block;
unsigned metadata_offset;
unsigned int metadata_offset;
sector_t logical_sector, n_sectors;
__u8 *t;
unsigned i;
unsigned int i;
int r;
unsigned super_counter = 0;
unsigned int super_counter = 0;
DEBUG_print("start recalculation... (position %llx)\n", le64_to_cpu(ic->sb->recalc_sector));
@ -2662,7 +2662,7 @@ static void integrity_recalc(struct work_struct *w)
get_area_and_offset(ic, range.logical_sector, &area, &offset);
range.n_sectors = min((sector_t)RECALC_SECTORS, ic->provided_data_sectors - range.logical_sector);
if (!ic->meta_dev)
range.n_sectors = min(range.n_sectors, ((sector_t)1U << ic->sb->log2_interleave_sectors) - (unsigned)offset);
range.n_sectors = min(range.n_sectors, ((sector_t)1U << ic->sb->log2_interleave_sectors) - (unsigned int)offset);
add_new_range_and_wait(ic, &range);
spin_unlock_irq(&ic->endio_wait.lock);
@ -2853,10 +2853,10 @@ static void bitmap_flush_work(struct work_struct *work)
}
static void init_journal(struct dm_integrity_c *ic, unsigned start_section,
unsigned n_sections, unsigned char commit_seq)
static void init_journal(struct dm_integrity_c *ic, unsigned int start_section,
unsigned int n_sections, unsigned char commit_seq)
{
unsigned i, j, n;
unsigned int i, j, n;
if (!n_sections)
return;
@ -2879,7 +2879,7 @@ static void init_journal(struct dm_integrity_c *ic, unsigned start_section,
write_journal(ic, start_section, n_sections);
}
static int find_commit_seq(struct dm_integrity_c *ic, unsigned i, unsigned j, commit_id_t id)
static int find_commit_seq(struct dm_integrity_c *ic, unsigned int i, unsigned int j, commit_id_t id)
{
unsigned char k;
for (k = 0; k < N_COMMIT_IDS; k++) {
@ -2892,11 +2892,11 @@ static int find_commit_seq(struct dm_integrity_c *ic, unsigned i, unsigned j, co
static void replay_journal(struct dm_integrity_c *ic)
{
unsigned i, j;
unsigned int i, j;
bool used_commit_ids[N_COMMIT_IDS];
unsigned max_commit_id_sections[N_COMMIT_IDS];
unsigned write_start, write_sections;
unsigned continue_section;
unsigned int max_commit_id_sections[N_COMMIT_IDS];
unsigned int write_start, write_sections;
unsigned int continue_section;
bool journal_empty;
unsigned char unused, last_used, want_commit_seq;
@ -3014,7 +3014,7 @@ static void replay_journal(struct dm_integrity_c *ic)
ic->commit_seq = want_commit_seq;
DEBUG_print("continuing from section %u, commit seq %d\n", write_start, ic->commit_seq);
} else {
unsigned s;
unsigned int s;
unsigned char erase_seq;
clear_journal:
DEBUG_print("clearing journal\n");
@ -3246,10 +3246,10 @@ static void dm_integrity_resume(struct dm_target *ti)
}
static void dm_integrity_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
struct dm_integrity_c *ic = (struct dm_integrity_c *)ti->private;
unsigned arg_count;
unsigned int arg_count;
size_t sz = 0;
switch (type) {
@ -3299,7 +3299,7 @@ static void dm_integrity_status(struct dm_target *ti, status_type_t type,
DMEMIT(" interleave_sectors:%u", 1U << ic->sb->log2_interleave_sectors);
DMEMIT(" buffer_sectors:%u", 1U << ic->log2_buffer_sectors);
if (ic->mode == 'J') {
DMEMIT(" journal_watermark:%u", (unsigned)watermark_percentage);
DMEMIT(" journal_watermark:%u", (unsigned int)watermark_percentage);
DMEMIT(" commit_time:%u", ic->autocommit_msec);
}
if (ic->mode == 'B') {
@ -3378,7 +3378,7 @@ static void dm_integrity_io_hints(struct dm_target *ti, struct queue_limits *lim
static void calculate_journal_section_size(struct dm_integrity_c *ic)
{
unsigned sector_space = JOURNAL_SECTOR_DATA;
unsigned int sector_space = JOURNAL_SECTOR_DATA;
ic->journal_sections = le32_to_cpu(ic->sb->journal_sections);
ic->journal_entry_size = roundup(offsetof(struct journal_entry, last_bytes[ic->sectors_per_block]) + ic->tag_size,
@ -3455,9 +3455,10 @@ static void get_provided_data_sectors(struct dm_integrity_c *ic)
}
}
static int initialize_superblock(struct dm_integrity_c *ic, unsigned journal_sectors, unsigned interleave_sectors)
static int initialize_superblock(struct dm_integrity_c *ic,
unsigned int journal_sectors, unsigned int interleave_sectors)
{
unsigned journal_sections;
unsigned int journal_sections;
int test_bit;
memset(ic->sb, 0, SB_SECTORS << SECTOR_SHIFT);
@ -3542,7 +3543,7 @@ static void dm_integrity_set(struct dm_target *ti, struct dm_integrity_c *ic)
static void dm_integrity_free_page_list(struct page_list *pl)
{
unsigned i;
unsigned int i;
if (!pl)
return;
@ -3551,10 +3552,10 @@ static void dm_integrity_free_page_list(struct page_list *pl)
kvfree(pl);
}
static struct page_list *dm_integrity_alloc_page_list(unsigned n_pages)
static struct page_list *dm_integrity_alloc_page_list(unsigned int n_pages)
{
struct page_list *pl;
unsigned i;
unsigned int i;
pl = kvmalloc_array(n_pages + 1, sizeof(struct page_list), GFP_KERNEL | __GFP_ZERO);
if (!pl)
@ -3577,7 +3578,7 @@ static struct page_list *dm_integrity_alloc_page_list(unsigned n_pages)
static void dm_integrity_free_journal_scatterlist(struct dm_integrity_c *ic, struct scatterlist **sl)
{
unsigned i;
unsigned int i;
for (i = 0; i < ic->journal_sections; i++)
kvfree(sl[i]);
kvfree(sl);
@ -3587,7 +3588,7 @@ static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_int
struct page_list *pl)
{
struct scatterlist **sl;
unsigned i;
unsigned int i;
sl = kvmalloc_array(ic->journal_sections,
sizeof(struct scatterlist *),
@ -3597,10 +3598,10 @@ static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_int
for (i = 0; i < ic->journal_sections; i++) {
struct scatterlist *s;
unsigned start_index, start_offset;
unsigned end_index, end_offset;
unsigned n_pages;
unsigned idx;
unsigned int start_index, start_offset;
unsigned int end_index, end_offset;
unsigned int n_pages;
unsigned int idx;
page_list_location(ic, i, 0, &start_index, &start_offset);
page_list_location(ic, i, ic->journal_section_sectors - 1,
@ -3618,7 +3619,7 @@ static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_int
sg_init_table(s, n_pages);
for (idx = start_index; idx <= end_index; idx++) {
char *va = lowmem_page_address(pl[idx].page);
unsigned start = 0, end = PAGE_SIZE;
unsigned int start = 0, end = PAGE_SIZE;
if (idx == start_index)
start = start_offset;
if (idx == end_index)
@ -3705,7 +3706,7 @@ static int get_mac(struct crypto_shash **hash, struct alg_spec *a, char **error,
static int create_journal(struct dm_integrity_c *ic, char **error)
{
int r = 0;
unsigned i;
unsigned int i;
__u64 journal_pages, journal_desc_size, journal_tree_size;
unsigned char *crypt_data = NULL, *crypt_iv = NULL;
struct skcipher_request *req = NULL;
@ -3732,7 +3733,7 @@ static int create_journal(struct dm_integrity_c *ic, char **error)
goto bad;
}
if (ic->journal_crypt_alg.alg_string) {
unsigned ivsize, blocksize;
unsigned int ivsize, blocksize;
struct journal_completion comp;
comp.ic = ic;
@ -3821,7 +3822,7 @@ static int create_journal(struct dm_integrity_c *ic, char **error)
crypto_free_skcipher(ic->journal_crypt);
ic->journal_crypt = NULL;
} else {
unsigned crypt_len = roundup(ivsize, blocksize);
unsigned int crypt_len = roundup(ivsize, blocksize);
req = skcipher_request_alloc(ic->journal_crypt, GFP_KERNEL);
if (!req) {
@ -3909,7 +3910,7 @@ static int create_journal(struct dm_integrity_c *ic, char **error)
}
for (i = 0; i < N_COMMIT_IDS; i++) {
unsigned j;
unsigned int j;
retest_commit_id:
for (j = 0; j < i; j++) {
if (ic->commit_ids[j] == ic->commit_ids[i]) {
@ -3963,17 +3964,17 @@ static int create_journal(struct dm_integrity_c *ic, char **error)
* journal_mac
* recalculate
*/
static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv)
static int dm_integrity_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
struct dm_integrity_c *ic;
char dummy;
int r;
unsigned extra_args;
unsigned int extra_args;
struct dm_arg_set as;
static const struct dm_arg _args[] = {
{0, 18, "Invalid number of feature args"},
};
unsigned journal_sectors, interleave_sectors, buffer_sectors, journal_watermark, sync_msec;
unsigned int journal_sectors, interleave_sectors, buffer_sectors, journal_watermark, sync_msec;
bool should_write_sb;
__u64 threshold;
unsigned long long start;
@ -4052,7 +4053,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv)
while (extra_args--) {
const char *opt_string;
unsigned val;
unsigned int val;
unsigned long long llval;
opt_string = dm_shift_arg(&as);
if (!opt_string) {
@ -4385,7 +4386,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv)
DEBUG_print(" journal_entries_per_sector %u\n", ic->journal_entries_per_sector);
DEBUG_print(" journal_section_entries %u\n", ic->journal_section_entries);
DEBUG_print(" journal_section_sectors %u\n", ic->journal_section_sectors);
DEBUG_print(" journal_sections %u\n", (unsigned)le32_to_cpu(ic->sb->journal_sections));
DEBUG_print(" journal_sections %u\n", (unsigned int)le32_to_cpu(ic->sb->journal_sections));
DEBUG_print(" journal_entries %u\n", ic->journal_entries);
DEBUG_print(" log2_interleave_sectors %d\n", ic->sb->log2_interleave_sectors);
DEBUG_print(" data_device_sectors 0x%llx\n", bdev_nr_sectors(ic->dev->bdev));
@ -4459,8 +4460,8 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv)
}
if (ic->mode == 'B') {
unsigned i;
unsigned n_bitmap_pages = DIV_ROUND_UP(ic->n_bitmap_blocks, PAGE_SIZE / BITMAP_BLOCK_SIZE);
unsigned int i;
unsigned int n_bitmap_pages = DIV_ROUND_UP(ic->n_bitmap_blocks, PAGE_SIZE / BITMAP_BLOCK_SIZE);
ic->recalc_bitmap = dm_integrity_alloc_page_list(n_bitmap_pages);
if (!ic->recalc_bitmap) {
@ -4480,7 +4481,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv)
INIT_DELAYED_WORK(&ic->bitmap_flush_work, bitmap_flush_work);
for (i = 0; i < ic->n_bitmap_blocks; i++) {
struct bitmap_block_status *bbs = &ic->bbs[i];
unsigned sector, pl_index, pl_offset;
unsigned int sector, pl_index, pl_offset;
INIT_WORK(&bbs->work, bitmap_block_work);
bbs->ic = ic;
@ -4517,7 +4518,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv)
goto bad;
}
if (ic->mode == 'B') {
unsigned max_io_len = ((sector_t)ic->sectors_per_block << ic->log2_blocks_per_bitmap_bit) * (BITMAP_BLOCK_SIZE * 8);
unsigned int max_io_len = ((sector_t)ic->sectors_per_block << ic->log2_blocks_per_bitmap_bit) * (BITMAP_BLOCK_SIZE * 8);
if (!max_io_len)
max_io_len = 1U << 31;
DEBUG_print("max_io_len: old %u, new %u\n", ti->max_io_len, max_io_len);
@ -4588,7 +4589,7 @@ static void dm_integrity_dtr(struct dm_target *ti)
if (ic->journal_io_scatterlist)
dm_integrity_free_journal_scatterlist(ic, ic->journal_io_scatterlist);
if (ic->sk_requests) {
unsigned i;
unsigned int i;
for (i = 0; i < ic->journal_sections; i++) {
struct skcipher_request *req = ic->sk_requests[i];

4
drivers/md/dm-io-rewind.c
View File

@ -57,7 +57,7 @@ static void dm_bio_integrity_rewind(struct bio *bio, unsigned int bytes_done)
{
struct bio_integrity_payload *bip = bio_integrity(bio);
struct blk_integrity *bi = blk_get_integrity(bio->bi_bdev->bd_disk);
unsigned bytes = bio_integrity_bytes(bi, bytes_done >> 9);
unsigned int bytes = bio_integrity_bytes(bi, bytes_done >> 9);
bip->bip_iter.bi_sector -= bio_integrity_intervals(bi, bytes_done >> 9);
dm_bvec_iter_rewind(bip->bip_vec, &bip->bip_iter, bytes);
@ -131,7 +131,7 @@ static inline void dm_bio_rewind_iter(const struct bio *bio,
* rewinding from end of bio and restoring its original position.
* Caller is also responsibile for restoring bio's size.
*/
static void dm_bio_rewind(struct bio *bio, unsigned bytes)
static void dm_bio_rewind(struct bio *bio, unsigned int bytes)
{
if (bio_integrity(bio))
dm_bio_integrity_rewind(bio, bytes);

32
drivers/md/dm-io.c
View File

@ -49,7 +49,7 @@ static struct kmem_cache *_dm_io_cache;
struct dm_io_client *dm_io_client_create(void)
{
struct dm_io_client *client;
unsigned min_ios = dm_get_reserved_bio_based_ios();
unsigned int min_ios = dm_get_reserved_bio_based_ios();
int ret;
client = kzalloc(sizeof(*client), GFP_KERNEL);
@ -89,7 +89,7 @@ EXPORT_SYMBOL(dm_io_client_destroy);
* bi_private.
*---------------------------------------------------------------*/
static void store_io_and_region_in_bio(struct bio *bio, struct io *io,
unsigned region)
unsigned int region)
{
if (unlikely(!IS_ALIGNED((unsigned long)io, DM_IO_MAX_REGIONS))) {
DMCRIT("Unaligned struct io pointer %p", io);
@ -100,7 +100,7 @@ static void store_io_and_region_in_bio(struct bio *bio, struct io *io,
}
static void retrieve_io_and_region_from_bio(struct bio *bio, struct io **io,
unsigned *region)
unsigned int *region)
{
unsigned long val = (unsigned long)bio->bi_private;
@ -138,7 +138,7 @@ static void dec_count(struct io *io, unsigned int region, blk_status_t error)
static void endio(struct bio *bio)
{
struct io *io;
unsigned region;
unsigned int region;
blk_status_t error;
if (bio->bi_status && bio_data_dir(bio) == READ)
@ -161,11 +161,11 @@ static void endio(struct bio *bio)
*---------------------------------------------------------------*/
struct dpages {
void (*get_page)(struct dpages *dp,
struct page **p, unsigned long *len, unsigned *offset);
struct page **p, unsigned long *len, unsigned int *offset);
void (*next_page)(struct dpages *dp);
union {
unsigned context_u;
unsigned int context_u;
struct bvec_iter context_bi;
};
void *context_ptr;
@ -178,9 +178,9 @@ struct dpages {
* Functions for getting the pages from a list.
*/
static void list_get_page(struct dpages *dp,
struct page **p, unsigned long *len, unsigned *offset)
struct page **p, unsigned long *len, unsigned int *offset)
{
unsigned o = dp->context_u;
unsigned int o = dp->context_u;
struct page_list *pl = (struct page_list *) dp->context_ptr;
*p = pl->page;
@ -195,7 +195,7 @@ static void list_next_page(struct dpages *dp)
dp->context_u = 0;
}
static void list_dp_init(struct dpages *dp, struct page_list *pl, unsigned offset)
static void list_dp_init(struct dpages *dp, struct page_list *pl, unsigned int offset)
{
dp->get_page = list_get_page;
dp->next_page = list_next_page;
@ -207,7 +207,7 @@ static void list_dp_init(struct dpages *dp, struct page_list *pl, unsigned offse
* Functions for getting the pages from a bvec.
*/
static void bio_get_page(struct dpages *dp, struct page **p,
unsigned long *len, unsigned *offset)
unsigned long *len, unsigned int *offset)
{
struct bio_vec bvec = bvec_iter_bvec((struct bio_vec *)dp->context_ptr,
dp->context_bi);
@ -245,7 +245,7 @@ static void bio_dp_init(struct dpages *dp, struct bio *bio)
* Functions for getting the pages from a VMA.
*/
static void vm_get_page(struct dpages *dp,
struct page **p, unsigned long *len, unsigned *offset)
struct page **p, unsigned long *len, unsigned int *offset)
{
*p = vmalloc_to_page(dp->context_ptr);
*offset = dp->context_u;
@ -270,7 +270,7 @@ static void vm_dp_init(struct dpages *dp, void *data)
* Functions for getting the pages from kernel memory.
*/
static void km_get_page(struct dpages *dp, struct page **p, unsigned long *len,
unsigned *offset)
unsigned int *offset)
{
*p = virt_to_page(dp->context_ptr);
*offset = dp->context_u;
@ -294,15 +294,15 @@ static void km_dp_init(struct dpages *dp, void *data)
/*-----------------------------------------------------------------
* IO routines that accept a list of pages.
*---------------------------------------------------------------*/
static void do_region(const blk_opf_t opf, unsigned region,
static void do_region(const blk_opf_t opf, unsigned int region,
struct dm_io_region *where, struct dpages *dp,
struct io *io)
{
struct bio *bio;
struct page *page;
unsigned long len;
unsigned offset;
unsigned num_bvecs;
unsigned int offset;
unsigned int num_bvecs;
sector_t remaining = where->count;
struct request_queue *q = bdev_get_queue(where->bdev);
sector_t num_sectors;
@ -509,7 +509,7 @@ static int dp_init(struct dm_io_request *io_req, struct dpages *dp,
return 0;
}
int dm_io(struct dm_io_request *io_req, unsigned num_regions,
int dm_io(struct dm_io_request *io_req, unsigned int num_regions,
struct dm_io_region *where, unsigned long *sync_error_bits)
{
int r;

18
drivers/md/dm-ioctl.c
View File

@ -32,7 +32,7 @@ struct dm_file {
* poll will wait until the global event number is greater than
* this value.
*/
volatile unsigned global_event_nr;
volatile unsigned int global_event_nr;
};
/*-----------------------------------------------------------------
@ -414,7 +414,7 @@ static struct mapped_device *dm_hash_rename(struct dm_ioctl *param,
struct hash_cell *hc;
struct dm_table *table;
struct mapped_device *md;
unsigned change_uuid = (param->flags & DM_UUID_FLAG) ? 1 : 0;
unsigned int change_uuid = (param->flags & DM_UUID_FLAG) ? 1 : 0;
int srcu_idx;
/*
@ -1022,7 +1022,7 @@ static int dev_rename(struct file *filp, struct dm_ioctl *param, size_t param_si
int r;
char *new_data = (char *) param + param->data_start;
struct mapped_device *md;
unsigned change_uuid = (param->flags & DM_UUID_FLAG) ? 1 : 0;
unsigned int change_uuid = (param->flags & DM_UUID_FLAG) ? 1 : 0;
if (new_data < param->data ||
invalid_str(new_data, (void *) param + param_size) || !*new_data ||
@ -1096,7 +1096,7 @@ static int dev_set_geometry(struct file *filp, struct dm_ioctl *param, size_t pa
static int do_suspend(struct dm_ioctl *param)
{
int r = 0;
unsigned suspend_flags = DM_SUSPEND_LOCKFS_FLAG;
unsigned int suspend_flags = DM_SUSPEND_LOCKFS_FLAG;
struct mapped_device *md;
md = find_device(param);
@ -1125,7 +1125,7 @@ static int do_suspend(struct dm_ioctl *param)
static int do_resume(struct dm_ioctl *param)
{
int r = 0;
unsigned suspend_flags = DM_SUSPEND_LOCKFS_FLAG;
unsigned int suspend_flags = DM_SUSPEND_LOCKFS_FLAG;
struct hash_cell *hc;
struct mapped_device *md;
struct dm_table *new_map, *old_map = NULL;
@ -1243,7 +1243,7 @@ static void retrieve_status(struct dm_table *table,
char *outbuf, *outptr;
status_type_t type;
size_t remaining, len, used = 0;
unsigned status_flags = 0;
unsigned int status_flags = 0;
outptr = outbuf = get_result_buffer(param, param_size, &len);
@ -1648,8 +1648,8 @@ static int table_status(struct file *filp, struct dm_ioctl *param, size_t param_
* Returns a number <= 1 if message was processed by device mapper.
* Returns 2 if message should be delivered to the target.
*/
static int message_for_md(struct mapped_device *md, unsigned argc, char **argv,
char *result, unsigned maxlen)
static int message_for_md(struct mapped_device *md, unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
int r;
@ -1859,7 +1859,7 @@ static int copy_params(struct dm_ioctl __user *user, struct dm_ioctl *param_kern
struct dm_ioctl *dmi;
int secure_data;
const size_t minimum_data_size = offsetof(struct dm_ioctl, data);
unsigned noio_flag;
unsigned int noio_flag;
if (copy_from_user(param_kernel, user, minimum_data_size))
return -EFAULT;

30
drivers/md/dm-kcopyd.c
View File

@ -35,14 +35,14 @@
#define DEFAULT_SUB_JOB_SIZE_KB 512
#define MAX_SUB_JOB_SIZE_KB 1024
static unsigned kcopyd_subjob_size_kb = DEFAULT_SUB_JOB_SIZE_KB;
static unsigned int kcopyd_subjob_size_kb = DEFAULT_SUB_JOB_SIZE_KB;
module_param(kcopyd_subjob_size_kb, uint, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(kcopyd_subjob_size_kb, "Sub-job size for dm-kcopyd clients");
static unsigned dm_get_kcopyd_subjob_size(void)
static unsigned int dm_get_kcopyd_subjob_size(void)
{
unsigned sub_job_size_kb;
unsigned int sub_job_size_kb;
sub_job_size_kb = __dm_get_module_param(&kcopyd_subjob_size_kb,
DEFAULT_SUB_JOB_SIZE_KB,
@ -57,9 +57,9 @@ static unsigned dm_get_kcopyd_subjob_size(void)
*---------------------------------------------------------------*/
struct dm_kcopyd_client {
struct page_list *pages;
unsigned nr_reserved_pages;
unsigned nr_free_pages;
unsigned sub_job_size;
unsigned int nr_reserved_pages;
unsigned int nr_free_pages;
unsigned int sub_job_size;
struct dm_io_client *io_client;
@ -120,7 +120,7 @@ static DEFINE_SPINLOCK(throttle_spinlock);
static void io_job_start(struct dm_kcopyd_throttle *t)
{
unsigned throttle, now, difference;
unsigned int throttle, now, difference;
int slept = 0, skew;
if (unlikely(!t))
@ -183,7 +183,7 @@ static void io_job_finish(struct dm_kcopyd_throttle *t)
goto skip_limit;
if (!t->num_io_jobs) {
unsigned now, difference;
unsigned int now, difference;
now = jiffies;
difference = now - t->last_jiffies;
@ -304,9 +304,9 @@ static void drop_pages(struct page_list *pl)
/*
* Allocate and reserve nr_pages for the use of a specific client.
*/
static int client_reserve_pages(struct dm_kcopyd_client *kc, unsigned nr_pages)
static int client_reserve_pages(struct dm_kcopyd_client *kc, unsigned int nr_pages)
{
unsigned i;
unsigned int i;
struct page_list *pl = NULL, *next;
for (i = 0; i < nr_pages; i++) {
@ -342,7 +342,7 @@ static void client_free_pages(struct dm_kcopyd_client *kc)
struct kcopyd_job {
struct dm_kcopyd_client *kc;
struct list_head list;
unsigned flags;
unsigned int flags;
/*
* Error state of the job.
@ -583,7 +583,7 @@ static int run_io_job(struct kcopyd_job *job)
static int run_pages_job(struct kcopyd_job *job)
{
int r;
unsigned nr_pages = dm_div_up(job->dests[0].count, PAGE_SIZE >> 9);
unsigned int nr_pages = dm_div_up(job->dests[0].count, PAGE_SIZE >> 9);
r = kcopyd_get_pages(job->kc, nr_pages, &job->pages);
if (!r) {
@ -850,8 +850,8 @@ void dm_kcopyd_copy(struct dm_kcopyd_client *kc, struct dm_io_region *from,
EXPORT_SYMBOL(dm_kcopyd_copy);
void dm_kcopyd_zero(struct dm_kcopyd_client *kc,
unsigned num_dests, struct dm_io_region *dests,
unsigned flags, dm_kcopyd_notify_fn fn, void *context)
unsigned int num_dests, struct dm_io_region *dests,
unsigned int flags, dm_kcopyd_notify_fn fn, void *context)
{
dm_kcopyd_copy(kc, NULL, num_dests, dests, flags, fn, context);
}
@ -907,7 +907,7 @@ int kcopyd_cancel(struct kcopyd_job *job, int block)
struct dm_kcopyd_client *dm_kcopyd_client_create(struct dm_kcopyd_throttle *throttle)
{
int r;
unsigned reserve_pages;
unsigned int reserve_pages;
struct dm_kcopyd_client *kc;
kc = kzalloc(sizeof(*kc), GFP_KERNEL);

2
drivers/md/dm-linear.c
View File

@ -96,7 +96,7 @@ static int linear_map(struct dm_target *ti, struct bio *bio)
}
static void linear_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
struct linear_c *lc = (struct linear_c *) ti->private;
size_t sz = 0;

6
drivers/md/dm-log-userspace-base.c
View File

@ -124,7 +124,7 @@ static int userspace_do_request(struct log_c *lc, const char *uuid,
}
static int build_constructor_string(struct dm_target *ti,
unsigned argc, char **argv,
unsigned int argc, char **argv,
char **ctr_str)
{
int i, str_size;
@ -189,7 +189,7 @@ static void do_flush(struct work_struct *work)
* to the userspace ctr function.
*/
static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti,
unsigned argc, char **argv)
unsigned int argc, char **argv)
{
int r = 0;
int str_size;
@ -793,7 +793,7 @@ static region_t userspace_get_sync_count(struct dm_dirty_log *log)
* Returns: amount of space consumed
*/
static int userspace_status(struct dm_dirty_log *log, status_type_t status_type,
char *result, unsigned maxlen)
char *result, unsigned int maxlen)
{
int r = 0;
char *table_args;

2
drivers/md/dm-log-userspace-transfer.c
View File

@ -143,7 +143,7 @@ static void cn_ulog_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
fill_pkg(msg, NULL);
else if (msg->len < sizeof(*tfr))
DMERR("Incomplete message received (expected %u, got %u): [%u]",
(unsigned)sizeof(*tfr), msg->len, msg->seq);
(unsigned int)sizeof(*tfr), msg->len, msg->seq);
else
fill_pkg(NULL, tfr);
spin_unlock(&receiving_list_lock);

10
drivers/md/dm-log-writes.c
View File

@ -793,10 +793,10 @@ static int normal_end_io(struct dm_target *ti, struct bio *bio,
* INFO format: <logged entries> <highest allocated sector>
*/
static void log_writes_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result,
unsigned maxlen)
unsigned int status_flags, char *result,
unsigned int maxlen)
{
unsigned sz = 0;
unsigned int sz = 0;
struct log_writes_c *lc = ti->private;
switch (type) {
@ -845,8 +845,8 @@ static int log_writes_iterate_devices(struct dm_target *ti,
* Messages supported:
* mark <mark data> - specify the marked data.
*/
static int log_writes_message(struct dm_target *ti, unsigned argc, char **argv,
char *result, unsigned maxlen)
static int log_writes_message(struct dm_target *ti, unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
int r = -EINVAL;
struct log_writes_c *lc = ti->private;

10
drivers/md/dm-log.c
View File

@ -224,7 +224,7 @@ struct log_c {
unsigned int region_count;
region_t sync_count;
unsigned bitset_uint32_count;
unsigned int bitset_uint32_count;
uint32_t *clean_bits;
uint32_t *sync_bits;
uint32_t *recovering_bits; /* FIXME: this seems excessive */
@ -256,20 +256,20 @@ struct log_c {
* The touched member needs to be updated every time we access
* one of the bitsets.
*/
static inline int log_test_bit(uint32_t *bs, unsigned bit)
static inline int log_test_bit(uint32_t *bs, unsigned int bit)
{
return test_bit_le(bit, bs) ? 1 : 0;
}
static inline void log_set_bit(struct log_c *l,
uint32_t *bs, unsigned bit)
uint32_t *bs, unsigned int bit)
{
__set_bit_le(bit, bs);
l->touched_cleaned = 1;
}
static inline void log_clear_bit(struct log_c *l,
uint32_t *bs, unsigned bit)
uint32_t *bs, unsigned int bit)
{
__clear_bit_le(bit, bs);
l->touched_dirtied = 1;
@ -583,7 +583,7 @@ static void fail_log_device(struct log_c *lc)
static int disk_resume(struct dm_dirty_log *log)
{
int r;
unsigned i;
unsigned int i;
struct log_c *lc = (struct log_c *) log->context;
size_t size = lc->bitset_uint32_count * sizeof(uint32_t);

46
drivers/md/dm-mpath.c
View File

@ -30,7 +30,7 @@
#define DM_MSG_PREFIX "multipath"
#define DM_PG_INIT_DELAY_MSECS 2000
#define DM_PG_INIT_DELAY_DEFAULT ((unsigned) -1)
#define DM_PG_INIT_DELAY_DEFAULT ((unsigned int) -1)
#define QUEUE_IF_NO_PATH_TIMEOUT_DEFAULT 0
static unsigned long queue_if_no_path_timeout_secs = QUEUE_IF_NO_PATH_TIMEOUT_DEFAULT;
@ -40,7 +40,7 @@ struct pgpath {
struct list_head list;
struct priority_group *pg; /* Owning PG */
unsigned fail_count; /* Cumulative failure count */
unsigned int fail_count; /* Cumulative failure count */
struct dm_path path;
struct delayed_work activate_path;
@ -60,8 +60,8 @@ struct priority_group {
struct multipath *m; /* Owning multipath instance */
struct path_selector ps;
unsigned pg_num; /* Reference number */
unsigned nr_pgpaths; /* Number of paths in PG */
unsigned int pg_num; /* Reference number */
unsigned int nr_pgpaths; /* Number of paths in PG */
struct list_head pgpaths;
bool bypassed:1; /* Temporarily bypass this PG? */
@ -79,14 +79,14 @@ struct multipath {
struct priority_group *next_pg; /* Switch to this PG if set */
atomic_t nr_valid_paths; /* Total number of usable paths */
unsigned nr_priority_groups;
unsigned int nr_priority_groups;
struct list_head priority_groups;
const char *hw_handler_name;
char *hw_handler_params;
wait_queue_head_t pg_init_wait; /* Wait for pg_init completion */
unsigned pg_init_retries; /* Number of times to retry pg_init */
unsigned pg_init_delay_msecs; /* Number of msecs before pg_init retry */
unsigned int pg_init_retries; /* Number of times to retry pg_init */
unsigned int pg_init_delay_msecs; /* Number of msecs before pg_init retry */
atomic_t pg_init_in_progress; /* Only one pg_init allowed at once */
atomic_t pg_init_count; /* Number of times pg_init called */
@ -398,7 +398,7 @@ static struct pgpath *choose_pgpath(struct multipath *m, size_t nr_bytes)
unsigned long flags;
struct priority_group *pg;
struct pgpath *pgpath;
unsigned bypassed = 1;
unsigned int bypassed = 1;
if (!atomic_read(&m->nr_valid_paths)) {
spin_lock_irqsave(&m->lock, flags);
@ -841,7 +841,7 @@ static int parse_path_selector(struct dm_arg_set *as, struct priority_group *pg,
{
int r;
struct path_selector_type *pst;
unsigned ps_argc;
unsigned int ps_argc;
static const struct dm_arg _args[] = {
{0, 1024, "invalid number of path selector args"},
@ -984,7 +984,7 @@ static struct priority_group *parse_priority_group(struct dm_arg_set *as,
};
int r;
unsigned i, nr_selector_args, nr_args;
unsigned int i, nr_selector_args, nr_args;
struct priority_group *pg;
struct dm_target *ti = m->ti;
@ -1050,7 +1050,7 @@ static struct priority_group *parse_priority_group(struct dm_arg_set *as,
static int parse_hw_handler(struct dm_arg_set *as, struct multipath *m)
{
unsigned hw_argc;
unsigned int hw_argc;
int ret;
struct dm_target *ti = m->ti;
@ -1102,7 +1102,7 @@ static int parse_hw_handler(struct dm_arg_set *as, struct multipath *m)
static int parse_features(struct dm_arg_set *as, struct multipath *m)
{
int r;
unsigned argc;
unsigned int argc;
struct dm_target *ti = m->ti;
const char *arg_name;
@ -1171,7 +1171,7 @@ static int parse_features(struct dm_arg_set *as, struct multipath *m)
return r;
}
static int multipath_ctr(struct dm_target *ti, unsigned argc, char **argv)
static int multipath_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
/* target arguments */
static const struct dm_arg _args[] = {
@ -1182,8 +1182,8 @@ static int multipath_ctr(struct dm_target *ti, unsigned argc, char **argv)
int r;
struct multipath *m;
struct dm_arg_set as;
unsigned pg_count = 0;
unsigned next_pg_num;
unsigned int pg_count = 0;
unsigned int next_pg_num;
unsigned long flags;
as.argc = argc;
@ -1225,7 +1225,7 @@ static int multipath_ctr(struct dm_target *ti, unsigned argc, char **argv)
/* parse the priority groups */
while (as.argc) {
struct priority_group *pg;
unsigned nr_valid_paths = atomic_read(&m->nr_valid_paths);
unsigned int nr_valid_paths = atomic_read(&m->nr_valid_paths);
pg = parse_priority_group(&as, m);
if (IS_ERR(pg)) {
@ -1366,7 +1366,7 @@ static int reinstate_path(struct pgpath *pgpath)
int r = 0, run_queue = 0;
unsigned long flags;
struct multipath *m = pgpath->pg->m;
unsigned nr_valid_paths;
unsigned int nr_valid_paths;
spin_lock_irqsave(&m->lock, flags);
@ -1455,7 +1455,7 @@ static void bypass_pg(struct multipath *m, struct priority_group *pg,
static int switch_pg_num(struct multipath *m, const char *pgstr)
{
struct priority_group *pg;
unsigned pgnum;
unsigned int pgnum;
unsigned long flags;
char dummy;
@ -1488,7 +1488,7 @@ static int switch_pg_num(struct multipath *m, const char *pgstr)
static int bypass_pg_num(struct multipath *m, const char *pgstr, bool bypassed)
{
struct priority_group *pg;
unsigned pgnum;
unsigned int pgnum;
char dummy;
if (!pgstr || (sscanf(pgstr, "%u%c", &pgnum, &dummy) != 1) || !pgnum ||
@ -1790,14 +1790,14 @@ static void multipath_resume(struct dm_target *ti)
* num_paths num_selector_args [path_dev [selector_args]* ]+ ]+
*/
static void multipath_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
int sz = 0, pg_counter, pgpath_counter;
unsigned long flags;
struct multipath *m = ti->private;
struct priority_group *pg;
struct pgpath *p;
unsigned pg_num;
unsigned int pg_num;
char state;
spin_lock_irqsave(&m->lock, flags);
@ -1949,8 +1949,8 @@ static void multipath_status(struct dm_target *ti, status_type_t type,
spin_unlock_irqrestore(&m->lock, flags);
}
static int multipath_message(struct dm_target *ti, unsigned argc, char **argv,
char *result, unsigned maxlen)
static int multipath_message(struct dm_target *ti, unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
int r = -EINVAL;
struct dm_dev *dev;

2
drivers/md/dm-mpath.h
View File

@ -18,6 +18,6 @@ struct dm_path {
};
/* Callback for hwh_pg_init_fn to use when complete */
void dm_pg_init_complete(struct dm_path *path, unsigned err_flags);
void dm_pg_init_complete(struct dm_path *path, unsigned int err_flags);
#endif

2
drivers/md/dm-path-selector.h
View File

@ -53,7 +53,7 @@ struct path_selector_type {
/*
* Constructs a path selector object, takes custom arguments
*/
int (*create) (struct path_selector *ps, unsigned argc, char **argv);
int (*create) (struct path_selector *ps, unsigned int argc, char **argv);
void (*destroy) (struct path_selector *ps);
/*

4
drivers/md/dm-ps-io-affinity.c
View File

@ -108,7 +108,7 @@ static int ioa_add_path(struct path_selector *ps, struct dm_path *path,
return ret;
}
static int ioa_create(struct path_selector *ps, unsigned argc, char **argv)
static int ioa_create(struct path_selector *ps, unsigned int argc, char **argv)
{
struct selector *s;
@ -138,7 +138,7 @@ static int ioa_create(struct path_selector *ps, unsigned argc, char **argv)
static void ioa_destroy(struct path_selector *ps)
{
struct selector *s = ps->context;
unsigned cpu;
unsigned int cpu;
for_each_cpu(cpu, s->path_mask)
ioa_free_path(s, cpu);

10
drivers/md/dm-ps-queue-length.c
View File

@ -36,7 +36,7 @@ struct selector {
struct path_info {
struct list_head list;
struct dm_path *path;
unsigned repeat_count;
unsigned int repeat_count;
atomic_t qlen; /* the number of in-flight I/Os */
};
@ -53,7 +53,7 @@ static struct selector *alloc_selector(void)
return s;
}
static int ql_create(struct path_selector *ps, unsigned argc, char **argv)
static int ql_create(struct path_selector *ps, unsigned int argc, char **argv)
{
struct selector *s = alloc_selector();
@ -85,9 +85,9 @@ static void ql_destroy(struct path_selector *ps)
}
static int ql_status(struct path_selector *ps, struct dm_path *path,
status_type_t type, char *result, unsigned maxlen)
status_type_t type, char *result, unsigned int maxlen)
{
unsigned sz = 0;
unsigned int sz = 0;
struct path_info *pi;
/* When called with NULL path, return selector status/args. */
@ -117,7 +117,7 @@ static int ql_add_path(struct path_selector *ps, struct dm_path *path,
{
struct selector *s = ps->context;
struct path_info *pi;
unsigned repeat_count = QL_MIN_IO;
unsigned int repeat_count = QL_MIN_IO;
char dummy;
unsigned long flags;

6
drivers/md/dm-ps-round-robin.c
View File

@ -27,7 +27,7 @@
struct path_info {
struct list_head list;
struct dm_path *path;
unsigned repeat_count;
unsigned int repeat_count;
};
static void free_paths(struct list_head *paths)
@ -63,7 +63,7 @@ static struct selector *alloc_selector(void)
return s;
}
static int rr_create(struct path_selector *ps, unsigned argc, char **argv)
static int rr_create(struct path_selector *ps, unsigned int argc, char **argv)
{
struct selector *s;
@ -120,7 +120,7 @@ static int rr_add_path(struct path_selector *ps, struct dm_path *path,
{
struct selector *s = ps->context;
struct path_info *pi;
unsigned repeat_count = RR_MIN_IO;
unsigned int repeat_count = RR_MIN_IO;
char dummy;
unsigned long flags;

14
drivers/md/dm-ps-service-time.c
View File

@ -31,8 +31,8 @@ struct selector {
struct path_info {
struct list_head list;
struct dm_path *path;
unsigned repeat_count;
unsigned relative_throughput;
unsigned int repeat_count;
unsigned int relative_throughput;
atomic_t in_flight_size; /* Total size of in-flight I/Os */
};
@ -49,7 +49,7 @@ static struct selector *alloc_selector(void)
return s;
}
static int st_create(struct path_selector *ps, unsigned argc, char **argv)
static int st_create(struct path_selector *ps, unsigned int argc, char **argv)
{
struct selector *s = alloc_selector();
@ -81,9 +81,9 @@ static void st_destroy(struct path_selector *ps)
}
static int st_status(struct path_selector *ps, struct dm_path *path,
status_type_t type, char *result, unsigned maxlen)
status_type_t type, char *result, unsigned int maxlen)
{
unsigned sz = 0;
unsigned int sz = 0;
struct path_info *pi;
if (!path)
@ -114,8 +114,8 @@ static int st_add_path(struct path_selector *ps, struct dm_path *path,
{
struct selector *s = ps->context;
struct path_info *pi;
unsigned repeat_count = ST_MIN_IO;
unsigned relative_throughput = 1;
unsigned int repeat_count = ST_MIN_IO;
unsigned int relative_throughput = 1;
char dummy;
unsigned long flags;

2
drivers/md/dm-raid.c
View File

@ -3713,7 +3713,7 @@ static void raid_status(struct dm_target *ti, status_type_t type,
}
static int raid_message(struct dm_target *ti, unsigned int argc, char **argv,
char *result, unsigned maxlen)
char *result, unsigned int maxlen)
{
struct raid_set *rs = ti->private;
struct mddev *mddev = &rs->md;

22
drivers/md/dm-raid1.c
View File

@ -83,7 +83,7 @@ struct mirror_set {
struct work_struct trigger_event;
unsigned nr_mirrors;
unsigned int nr_mirrors;
struct mirror mirror[];
};
@ -328,7 +328,7 @@ static void recovery_complete(int read_err, unsigned long write_err,
static void recover(struct mirror_set *ms, struct dm_region *reg)
{
unsigned i;
unsigned int i;
struct dm_io_region from, to[DM_KCOPYD_MAX_REGIONS], *dest;
struct mirror *m;
unsigned long flags = 0;
@ -594,7 +594,7 @@ static void do_reads(struct mirror_set *ms, struct bio_list *reads)
static void write_callback(unsigned long error, void *context)
{
unsigned i;
unsigned int i;
struct bio *bio = (struct bio *) context;
struct mirror_set *ms;
int should_wake = 0;
@ -964,10 +964,10 @@ static int get_mirror(struct mirror_set *ms, struct dm_target *ti,
* Create dirty log: log_type #log_params <log_params>
*/
static struct dm_dirty_log *create_dirty_log(struct dm_target *ti,
unsigned argc, char **argv,
unsigned *args_used)
unsigned int argc, char **argv,
unsigned int *args_used)
{
unsigned param_count;
unsigned int param_count;
struct dm_dirty_log *dl;
char dummy;
@ -998,10 +998,10 @@ static struct dm_dirty_log *create_dirty_log(struct dm_target *ti,
return dl;
}
static int parse_features(struct mirror_set *ms, unsigned argc, char **argv,
unsigned *args_used)
static int parse_features(struct mirror_set *ms, unsigned int argc, char **argv,
unsigned int *args_used)
{
unsigned num_features;
unsigned int num_features;
struct dm_target *ti = ms->ti;
char dummy;
int i;
@ -1390,7 +1390,7 @@ static char device_status_char(struct mirror *m)
static void mirror_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
unsigned int m, sz = 0;
int num_feature_args = 0;
@ -1459,7 +1459,7 @@ static int mirror_iterate_devices(struct dm_target *ti,
{
struct mirror_set *ms = ti->private;
int ret = 0;
unsigned i;
unsigned int i;
for (i = 0; !ret && i < ms->nr_mirrors; i++)
ret = fn(ti, ms->mirror[i].dev,

22
drivers/md/dm-region-hash.c
View File

@ -57,17 +57,17 @@
*---------------------------------------------------------------*/
struct dm_region_hash {
uint32_t region_size;
unsigned region_shift;
unsigned int region_shift;
/* holds persistent region state */
struct dm_dirty_log *log;
/* hash table */
rwlock_t hash_lock;
unsigned mask;
unsigned nr_buckets;
unsigned prime;
unsigned shift;
unsigned int mask;
unsigned int nr_buckets;
unsigned int prime;
unsigned int shift;
struct list_head *buckets;
/*
@ -75,7 +75,7 @@ struct dm_region_hash {
*/
int flush_failure;
unsigned max_recovery; /* Max # of regions to recover in parallel */
unsigned int max_recovery; /* Max # of regions to recover in parallel */
spinlock_t region_lock;
atomic_t recovery_in_flight;
@ -164,12 +164,12 @@ struct dm_region_hash *dm_region_hash_create(
struct bio_list *bios),
void (*wakeup_workers)(void *context),
void (*wakeup_all_recovery_waiters)(void *context),
sector_t target_begin, unsigned max_recovery,
sector_t target_begin, unsigned int max_recovery,
struct dm_dirty_log *log, uint32_t region_size,
region_t nr_regions)
{
struct dm_region_hash *rh;
unsigned nr_buckets, max_buckets;
unsigned int nr_buckets, max_buckets;
size_t i;
int ret;
@ -237,7 +237,7 @@ EXPORT_SYMBOL_GPL(dm_region_hash_create);
void dm_region_hash_destroy(struct dm_region_hash *rh)
{
unsigned h;
unsigned int h;
struct dm_region *reg, *nreg;
BUG_ON(!list_empty(&rh->quiesced_regions));
@ -264,9 +264,9 @@ struct dm_dirty_log *dm_rh_dirty_log(struct dm_region_hash *rh)
}
EXPORT_SYMBOL_GPL(dm_rh_dirty_log);
static unsigned rh_hash(struct dm_region_hash *rh, region_t region)
static unsigned int rh_hash(struct dm_region_hash *rh, region_t region)
{
return (unsigned) ((region * rh->prime) >> rh->shift) & rh->mask;
return (unsigned int) ((region * rh->prime) >> rh->shift) & rh->mask;
}
static struct dm_region *__rh_lookup(struct dm_region_hash *rh, region_t region)

16
drivers/md/dm-rq.c
View File

@ -24,33 +24,33 @@ struct dm_rq_target_io {
union map_info info;
struct dm_stats_aux stats_aux;
unsigned long duration_jiffies;
unsigned n_sectors;
unsigned completed;
unsigned int n_sectors;
unsigned int completed;
};
#define DM_MQ_NR_HW_QUEUES 1
#define DM_MQ_QUEUE_DEPTH 2048
static unsigned dm_mq_nr_hw_queues = DM_MQ_NR_HW_QUEUES;
static unsigned dm_mq_queue_depth = DM_MQ_QUEUE_DEPTH;
static unsigned int dm_mq_nr_hw_queues = DM_MQ_NR_HW_QUEUES;
static unsigned int dm_mq_queue_depth = DM_MQ_QUEUE_DEPTH;
/*
* Request-based DM's mempools' reserved IOs set by the user.
*/
#define RESERVED_REQUEST_BASED_IOS 256
static unsigned reserved_rq_based_ios = RESERVED_REQUEST_BASED_IOS;
static unsigned int reserved_rq_based_ios = RESERVED_REQUEST_BASED_IOS;
unsigned dm_get_reserved_rq_based_ios(void)
unsigned int dm_get_reserved_rq_based_ios(void)
{
return __dm_get_module_param(&reserved_rq_based_ios,
RESERVED_REQUEST_BASED_IOS, DM_RESERVED_MAX_IOS);
}
static unsigned dm_get_blk_mq_nr_hw_queues(void)
static unsigned int dm_get_blk_mq_nr_hw_queues(void)
{
return __dm_get_module_param(&dm_mq_nr_hw_queues, 1, 32);
}
static unsigned dm_get_blk_mq_queue_depth(void)
static unsigned int dm_get_blk_mq_queue_depth(void)
{
return __dm_get_module_param(&dm_mq_queue_depth,
DM_MQ_QUEUE_DEPTH, BLK_MQ_MAX_DEPTH);

2
drivers/md/dm-rq.h
View File

@ -39,7 +39,7 @@ void dm_stop_queue(struct request_queue *q);
void dm_mq_kick_requeue_list(struct mapped_device *md);
unsigned dm_get_reserved_rq_based_ios(void);
unsigned int dm_get_reserved_rq_based_ios(void);
ssize_t dm_attr_rq_based_seq_io_merge_deadline_show(struct mapped_device *md, char *buf);
ssize_t dm_attr_rq_based_seq_io_merge_deadline_store(struct mapped_device *md,

8
drivers/md/dm-snap-persistent.c
View File

@ -304,7 +304,7 @@ static int read_header(struct pstore *ps, int *new_snapshot)
{
int r;
struct disk_header *dh;
unsigned chunk_size;
unsigned int chunk_size;
int chunk_size_supplied = 1;
char *chunk_err;
@ -896,11 +896,11 @@ static int persistent_ctr(struct dm_exception_store *store, char *options)
return r;
}
static unsigned persistent_status(struct dm_exception_store *store,
static unsigned int persistent_status(struct dm_exception_store *store,
status_type_t status, char *result,
unsigned maxlen)
unsigned int maxlen)
{
unsigned sz = 0;
unsigned int sz = 0;
switch (status) {
case STATUSTYPE_INFO:

6
drivers/md/dm-snap-transient.c
View File

@ -85,11 +85,11 @@ static int transient_ctr(struct dm_exception_store *store, char *options)
return 0;
}
static unsigned transient_status(struct dm_exception_store *store,
static unsigned int transient_status(struct dm_exception_store *store,
status_type_t status, char *result,
unsigned maxlen)
unsigned int maxlen)
{
unsigned sz = 0;
unsigned int sz = 0;
switch (status) {
case STATUSTYPE_INFO:

34
drivers/md/dm-snap.c
View File

@ -42,7 +42,7 @@ static const char dm_snapshot_merge_target_name[] = "snapshot-merge";
struct dm_exception_table {
uint32_t hash_mask;
unsigned hash_shift;
unsigned int hash_shift;
struct hlist_bl_head *table;
};
@ -107,7 +107,7 @@ struct dm_snapshot {
/* The on disk metadata handler */
struct dm_exception_store *store;
unsigned in_progress;
unsigned int in_progress;
struct wait_queue_head in_progress_wait;
struct dm_kcopyd_client *kcopyd_client;
@ -162,7 +162,7 @@ struct dm_snapshot {
*/
#define DEFAULT_COW_THRESHOLD 2048
static unsigned cow_threshold = DEFAULT_COW_THRESHOLD;
static unsigned int cow_threshold = DEFAULT_COW_THRESHOLD;
module_param_named(snapshot_cow_threshold, cow_threshold, uint, 0644);
MODULE_PARM_DESC(snapshot_cow_threshold, "Maximum number of chunks being copied on write");
@ -325,7 +325,7 @@ struct origin {
struct dm_origin {
struct dm_dev *dev;
struct dm_target *ti;
unsigned split_boundary;
unsigned int split_boundary;
struct list_head hash_list;
};
@ -378,7 +378,7 @@ static void exit_origin_hash(void)
kfree(_dm_origins);
}
static unsigned origin_hash(struct block_device *bdev)
static unsigned int origin_hash(struct block_device *bdev)
{
return bdev->bd_dev & ORIGIN_MASK;
}
@ -653,7 +653,7 @@ static void dm_exception_table_unlock(struct dm_exception_table_lock *lock)
}
static int dm_exception_table_init(struct dm_exception_table *et,
uint32_t size, unsigned hash_shift)
uint32_t size, unsigned int hash_shift)
{
unsigned int i;
@ -851,7 +851,7 @@ static int dm_add_exception(void *context, chunk_t old, chunk_t new)
static uint32_t __minimum_chunk_size(struct origin *o)
{
struct dm_snapshot *snap;
unsigned chunk_size = rounddown_pow_of_two(UINT_MAX);
unsigned int chunk_size = rounddown_pow_of_two(UINT_MAX);
if (o)
list_for_each_entry(snap, &o->snapshots, list)
@ -1011,7 +1011,7 @@ static int remove_single_exception_chunk(struct dm_snapshot *s)
}
static int origin_write_extent(struct dm_snapshot *merging_snap,
sector_t sector, unsigned chunk_size);
sector_t sector, unsigned int chunk_size);
static void merge_callback(int read_err, unsigned long write_err,
void *context);
@ -1184,7 +1184,7 @@ static int parse_snapshot_features(struct dm_arg_set *as, struct dm_snapshot *s,
struct dm_target *ti)
{
int r;
unsigned argc;
unsigned int argc;
const char *arg_name;
static const struct dm_arg _args[] = {
@ -1242,7 +1242,7 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
int r = -EINVAL;
char *origin_path, *cow_path;
dev_t origin_dev, cow_dev;
unsigned args_used, num_flush_bios = 1;
unsigned int args_used, num_flush_bios = 1;
fmode_t origin_mode = FMODE_READ;
if (argc < 4) {
@ -2316,11 +2316,11 @@ static void snapshot_merge_resume(struct dm_target *ti)
}
static void snapshot_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
unsigned sz = 0;
unsigned int sz = 0;
struct dm_snapshot *snap = ti->private;
unsigned num_features;
unsigned int num_features;
switch (type) {
case STATUSTYPE_INFO:
@ -2593,7 +2593,7 @@ static int do_origin(struct dm_dev *origin, struct bio *bio, bool limit)
* size must be a multiple of merging_snap's chunk_size.
*/
static int origin_write_extent(struct dm_snapshot *merging_snap,
sector_t sector, unsigned size)
sector_t sector, unsigned int size)
{
int must_wait = 0;
sector_t n;
@ -2669,7 +2669,7 @@ static void origin_dtr(struct dm_target *ti)
static int origin_map(struct dm_target *ti, struct bio *bio)
{
struct dm_origin *o = ti->private;
unsigned available_sectors;
unsigned int available_sectors;
bio_set_dev(bio, o->dev->bdev);
@ -2680,7 +2680,7 @@ static int origin_map(struct dm_target *ti, struct bio *bio)
return DM_MAPIO_REMAPPED;
available_sectors = o->split_boundary -
((unsigned)bio->bi_iter.bi_sector & (o->split_boundary - 1));
((unsigned int)bio->bi_iter.bi_sector & (o->split_boundary - 1));
if (bio_sectors(bio) > available_sectors)
dm_accept_partial_bio(bio, available_sectors);
@ -2714,7 +2714,7 @@ static void origin_postsuspend(struct dm_target *ti)
}
static void origin_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
struct dm_origin *o = ti->private;

74
drivers/md/dm-stats.c
View File

@ -42,12 +42,12 @@ struct dm_stat_shared {
struct dm_stat {
struct list_head list_entry;
int id;
unsigned stat_flags;
unsigned int stat_flags;
size_t n_entries;
sector_t start;
sector_t end;
sector_t step;
unsigned n_histogram_entries;
unsigned int n_histogram_entries;
unsigned long long *histogram_boundaries;
const char *program_id;
const char *aux_data;
@ -63,7 +63,7 @@ struct dm_stat {
struct dm_stats_last_position {
sector_t last_sector;
unsigned last_rw;
unsigned int last_rw;
};
/*
@ -250,8 +250,8 @@ static void dm_stats_recalc_precise_timestamps(struct dm_stats *stats)
}
static int dm_stats_create(struct dm_stats *stats, sector_t start, sector_t end,
sector_t step, unsigned stat_flags,
unsigned n_histogram_entries,
sector_t step, unsigned int stat_flags,
unsigned int n_histogram_entries,
unsigned long long *histogram_boundaries,
const char *program_id, const char *aux_data,
void (*suspend_callback)(struct mapped_device *),
@ -470,11 +470,11 @@ static int dm_stats_delete(struct dm_stats *stats, int id)
}
static int dm_stats_list(struct dm_stats *stats, const char *program,
char *result, unsigned maxlen)
char *result, unsigned int maxlen)
{
struct dm_stat *s;
sector_t len;
unsigned sz = 0;
unsigned int sz = 0;
/*
* Output format:
@ -494,7 +494,7 @@ static int dm_stats_list(struct dm_stats *stats, const char *program,
if (s->stat_flags & STAT_PRECISE_TIMESTAMPS)
DMEMIT(" precise_timestamps");
if (s->n_histogram_entries) {
unsigned i;
unsigned int i;
DMEMIT(" histogram:");
for (i = 0; i < s->n_histogram_entries; i++) {
if (i)
@ -518,7 +518,7 @@ static void dm_stat_round(struct dm_stat *s, struct dm_stat_shared *shared,
* This is racy, but so is part_round_stats_single.
*/
unsigned long long now, difference;
unsigned in_flight_read, in_flight_write;
unsigned int in_flight_read, in_flight_write;
if (likely(!(s->stat_flags & STAT_PRECISE_TIMESTAMPS)))
now = jiffies;
@ -529,8 +529,8 @@ static void dm_stat_round(struct dm_stat *s, struct dm_stat_shared *shared,
if (!difference)
return;
in_flight_read = (unsigned)atomic_read(&shared->in_flight[READ]);
in_flight_write = (unsigned)atomic_read(&shared->in_flight[WRITE]);
in_flight_read = (unsigned int)atomic_read(&shared->in_flight[READ]);
in_flight_write = (unsigned int)atomic_read(&shared->in_flight[WRITE]);
if (in_flight_read)
p->io_ticks[READ] += difference;
if (in_flight_write)
@ -591,9 +591,9 @@ static void dm_stat_for_entry(struct dm_stat *s, size_t entry,
duration = stats_aux->duration_ns;
}
if (s->n_histogram_entries) {
unsigned lo = 0, hi = s->n_histogram_entries + 1;
unsigned int lo = 0, hi = s->n_histogram_entries + 1;
while (lo + 1 < hi) {
unsigned mid = (lo + hi) / 2;
unsigned int mid = (lo + hi) / 2;
if (s->histogram_boundaries[mid - 1] > duration) {
hi = mid;
} else {
@ -651,7 +651,7 @@ static void __dm_stat_bio(struct dm_stat *s, int bi_rw,
}
void dm_stats_account_io(struct dm_stats *stats, unsigned long bi_rw,
sector_t bi_sector, unsigned bi_sectors, bool end,
sector_t bi_sector, unsigned int bi_sectors, bool end,
unsigned long start_time,
struct dm_stats_aux *stats_aux)
{
@ -740,7 +740,7 @@ static void __dm_stat_init_temporary_percpu_totals(struct dm_stat_shared *shared
shared->tmp.io_ticks_total += READ_ONCE(p->io_ticks_total);
shared->tmp.time_in_queue += READ_ONCE(p->time_in_queue);
if (s->n_histogram_entries) {
unsigned i;
unsigned int i;
for (i = 0; i < s->n_histogram_entries + 1; i++)
shared->tmp.histogram[i] += READ_ONCE(p->histogram[i]);
}
@ -774,7 +774,7 @@ static void __dm_stat_clear(struct dm_stat *s, size_t idx_start, size_t idx_end,
p->time_in_queue -= shared->tmp.time_in_queue;
local_irq_enable();
if (s->n_histogram_entries) {
unsigned i;
unsigned int i;
for (i = 0; i < s->n_histogram_entries + 1; i++) {
local_irq_disable();
p = &s->stat_percpu[smp_processor_id()][x];
@ -811,7 +811,7 @@ static int dm_stats_clear(struct dm_stats *stats, int id)
static unsigned long long dm_jiffies_to_msec64(struct dm_stat *s, unsigned long long j)
{
unsigned long long result;
unsigned mult;
unsigned int mult;
if (s->stat_flags & STAT_PRECISE_TIMESTAMPS)
return j;
@ -831,9 +831,9 @@ static unsigned long long dm_jiffies_to_msec64(struct dm_stat *s, unsigned long
static int dm_stats_print(struct dm_stats *stats, int id,
size_t idx_start, size_t idx_len,
bool clear, char *result, unsigned maxlen)
bool clear, char *result, unsigned int maxlen)
{
unsigned sz = 0;
unsigned int sz = 0;
struct dm_stat *s;
size_t x;
sector_t start, end, step;
@ -889,7 +889,7 @@ static int dm_stats_print(struct dm_stats *stats, int id,
dm_jiffies_to_msec64(s, shared->tmp.io_ticks[READ]),
dm_jiffies_to_msec64(s, shared->tmp.io_ticks[WRITE]));
if (s->n_histogram_entries) {
unsigned i;
unsigned int i;
for (i = 0; i < s->n_histogram_entries + 1; i++) {
DMEMIT("%s%llu", !i ? " " : ":", shared->tmp.histogram[i]);
}
@ -938,11 +938,11 @@ static int dm_stats_set_aux(struct dm_stats *stats, int id, const char *aux_data
return 0;
}
static int parse_histogram(const char *h, unsigned *n_histogram_entries,
static int parse_histogram(const char *h, unsigned int *n_histogram_entries,
unsigned long long **histogram_boundaries)
{
const char *q;
unsigned n;
unsigned int n;
unsigned long long last;
*n_histogram_entries = 1;
@ -977,23 +977,23 @@ static int parse_histogram(const char *h, unsigned *n_histogram_entries,
}
static int message_stats_create(struct mapped_device *md,
unsigned argc, char **argv,
char *result, unsigned maxlen)
unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
int r;
int id;
char dummy;
unsigned long long start, end, len, step;
unsigned divisor;
unsigned int divisor;
const char *program_id, *aux_data;
unsigned stat_flags = 0;
unsigned int stat_flags = 0;
unsigned n_histogram_entries = 0;
unsigned int n_histogram_entries = 0;
unsigned long long *histogram_boundaries = NULL;
struct dm_arg_set as, as_backup;
const char *a;
unsigned feature_args;
unsigned int feature_args;
/*
* Input format:
@ -1102,7 +1102,7 @@ static int message_stats_create(struct mapped_device *md,
}
static int message_stats_delete(struct mapped_device *md,
unsigned argc, char **argv)
unsigned int argc, char **argv)
{
int id;
char dummy;
@ -1117,7 +1117,7 @@ static int message_stats_delete(struct mapped_device *md,
}
static int message_stats_clear(struct mapped_device *md,
unsigned argc, char **argv)
unsigned int argc, char **argv)
{
int id;
char dummy;
@ -1132,8 +1132,8 @@ static int message_stats_clear(struct mapped_device *md,
}
static int message_stats_list(struct mapped_device *md,
unsigned argc, char **argv,
char *result, unsigned maxlen)
unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
int r;
const char *program = NULL;
@ -1155,8 +1155,8 @@ static int message_stats_list(struct mapped_device *md,
}
static int message_stats_print(struct mapped_device *md,
unsigned argc, char **argv, bool clear,
char *result, unsigned maxlen)
unsigned int argc, char **argv, bool clear,
char *result, unsigned int maxlen)
{
int id;
char dummy;
@ -1182,7 +1182,7 @@ static int message_stats_print(struct mapped_device *md,
}
static int message_stats_set_aux(struct mapped_device *md,
unsigned argc, char **argv)
unsigned int argc, char **argv)
{
int id;
char dummy;
@ -1196,8 +1196,8 @@ static int message_stats_set_aux(struct mapped_device *md,
return dm_stats_set_aux(dm_get_stats(md), id, argv[2]);
}
int dm_stats_message(struct mapped_device *md, unsigned argc, char **argv,
char *result, unsigned maxlen)
int dm_stats_message(struct mapped_device *md, unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
int r;

6
drivers/md/dm-stats.h
View File

@ -26,11 +26,11 @@ void dm_stats_cleanup(struct dm_stats *st);
struct mapped_device;
int dm_stats_message(struct mapped_device *md, unsigned argc, char **argv,
char *result, unsigned maxlen);
int dm_stats_message(struct mapped_device *md, unsigned int argc, char **argv,
char *result, unsigned int maxlen);
void dm_stats_account_io(struct dm_stats *stats, unsigned long bi_rw,
sector_t bi_sector, unsigned bi_sectors, bool end,
sector_t bi_sector, unsigned int bi_sectors, bool end,
unsigned long start_time,
struct dm_stats_aux *aux);

10
drivers/md/dm-stripe.c
View File

@ -274,7 +274,7 @@ static int stripe_map(struct dm_target *ti, struct bio *bio)
{
struct stripe_c *sc = ti->private;
uint32_t stripe;
unsigned target_bio_nr;
unsigned int target_bio_nr;
if (bio->bi_opf & REQ_PREFLUSH) {
target_bio_nr = dm_bio_get_target_bio_nr(bio);
@ -360,7 +360,7 @@ static size_t stripe_dax_recovery_write(struct dm_target *ti, pgoff_t pgoff,
*/
static void stripe_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
struct stripe_c *sc = (struct stripe_c *) ti->private;
unsigned int sz = 0;
@ -407,7 +407,7 @@ static void stripe_status(struct dm_target *ti, status_type_t type,
static int stripe_end_io(struct dm_target *ti, struct bio *bio,
blk_status_t *error)
{
unsigned i;
unsigned int i;
char major_minor[16];
struct stripe_c *sc = ti->private;
@ -445,7 +445,7 @@ static int stripe_iterate_devices(struct dm_target *ti,
{
struct stripe_c *sc = ti->private;
int ret = 0;
unsigned i = 0;
unsigned int i = 0;
do {
ret = fn(ti, sc->stripe[i].dev,
@ -460,7 +460,7 @@ static void stripe_io_hints(struct dm_target *ti,
struct queue_limits *limits)
{
struct stripe_c *sc = ti->private;
unsigned chunk_size = sc->chunk_size << SECTOR_SHIFT;
unsigned int chunk_size = sc->chunk_size << SECTOR_SHIFT;
blk_limits_io_min(limits, chunk_size);
blk_limits_io_opt(limits, chunk_size * sc->stripes);

46
drivers/md/dm-switch.c
View File

@ -39,9 +39,9 @@ struct switch_path {
struct switch_ctx {
struct dm_target *ti;
unsigned nr_paths; /* Number of paths in path_list. */
unsigned int nr_paths; /* Number of paths in path_list. */
unsigned region_size; /* Region size in 512-byte sectors */
unsigned int region_size; /* Region size in 512-byte sectors */
unsigned long nr_regions; /* Number of regions making up the device */
signed char region_size_bits; /* log2 of region_size or -1 */
@ -57,8 +57,8 @@ struct switch_ctx {
struct switch_path path_list[];
};
static struct switch_ctx *alloc_switch_ctx(struct dm_target *ti, unsigned nr_paths,
unsigned region_size)
static struct switch_ctx *alloc_switch_ctx(struct dm_target *ti, unsigned int nr_paths,
unsigned int region_size)
{
struct switch_ctx *sctx;
@ -74,7 +74,7 @@ static struct switch_ctx *alloc_switch_ctx(struct dm_target *ti, unsigned nr_pat
return sctx;
}
static int alloc_region_table(struct dm_target *ti, unsigned nr_paths)
static int alloc_region_table(struct dm_target *ti, unsigned int nr_paths)
{
struct switch_ctx *sctx = ti->private;
sector_t nr_regions = ti->len;
@ -125,7 +125,7 @@ static int alloc_region_table(struct dm_target *ti, unsigned nr_paths)
}
static void switch_get_position(struct switch_ctx *sctx, unsigned long region_nr,
unsigned long *region_index, unsigned *bit)
unsigned long *region_index, unsigned int *bit)
{
if (sctx->region_entries_per_slot_bits >= 0) {
*region_index = region_nr >> sctx->region_entries_per_slot_bits;
@ -138,10 +138,10 @@ static void switch_get_position(struct switch_ctx *sctx, unsigned long region_nr
*bit *= sctx->region_table_entry_bits;
}
static unsigned switch_region_table_read(struct switch_ctx *sctx, unsigned long region_nr)
static unsigned int switch_region_table_read(struct switch_ctx *sctx, unsigned long region_nr)
{
unsigned long region_index;
unsigned bit;
unsigned int bit;
switch_get_position(sctx, region_nr, &region_index, &bit);
@ -152,9 +152,9 @@ static unsigned switch_region_table_read(struct switch_ctx *sctx, unsigned long
/*
* Find which path to use at given offset.
*/
static unsigned switch_get_path_nr(struct switch_ctx *sctx, sector_t offset)
static unsigned int switch_get_path_nr(struct switch_ctx *sctx, sector_t offset)
{
unsigned path_nr;
unsigned int path_nr;
sector_t p;
p = offset;
@ -173,10 +173,10 @@ static unsigned switch_get_path_nr(struct switch_ctx *sctx, sector_t offset)
}
static void switch_region_table_write(struct switch_ctx *sctx, unsigned long region_nr,
unsigned value)
unsigned int value)
{
unsigned long region_index;
unsigned bit;
unsigned int bit;
region_table_slot_t pte;
switch_get_position(sctx, region_nr, &region_index, &bit);
@ -192,7 +192,7 @@ static void switch_region_table_write(struct switch_ctx *sctx, unsigned long reg
*/
static void initialise_region_table(struct switch_ctx *sctx)
{
unsigned path_nr = 0;
unsigned int path_nr = 0;
unsigned long region_nr;
for (region_nr = 0; region_nr < sctx->nr_regions; region_nr++) {
@ -250,7 +250,7 @@ static void switch_dtr(struct dm_target *ti)
* Optional args are to allow for future extension: currently this
* parameter must be 0.
*/
static int switch_ctr(struct dm_target *ti, unsigned argc, char **argv)
static int switch_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
static const struct dm_arg _args[] = {
{1, (KMALLOC_MAX_SIZE - sizeof(struct switch_ctx)) / sizeof(struct switch_path), "Invalid number of paths"},
@ -260,7 +260,7 @@ static int switch_ctr(struct dm_target *ti, unsigned argc, char **argv)
struct switch_ctx *sctx;
struct dm_arg_set as;
unsigned nr_paths, region_size, nr_optional_args;
unsigned int nr_paths, region_size, nr_optional_args;
int r;
as.argc = argc;
@ -321,7 +321,7 @@ static int switch_map(struct dm_target *ti, struct bio *bio)
{
struct switch_ctx *sctx = ti->private;
sector_t offset = dm_target_offset(ti, bio->bi_iter.bi_sector);
unsigned path_nr = switch_get_path_nr(sctx, offset);
unsigned int path_nr = switch_get_path_nr(sctx, offset);
bio_set_dev(bio, sctx->path_list[path_nr].dmdev->bdev);
bio->bi_iter.bi_sector = sctx->path_list[path_nr].start + offset;
@ -372,9 +372,9 @@ static __always_inline unsigned long parse_hex(const char **string)
}
static int process_set_region_mappings(struct switch_ctx *sctx,
unsigned argc, char **argv)
unsigned int argc, char **argv)
{
unsigned i;
unsigned int i;
unsigned long region_index = 0;
for (i = 1; i < argc; i++) {
@ -467,8 +467,8 @@ static int process_set_region_mappings(struct switch_ctx *sctx,
*
* Only set_region_mappings is supported.
*/
static int switch_message(struct dm_target *ti, unsigned argc, char **argv,
char *result, unsigned maxlen)
static int switch_message(struct dm_target *ti, unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
static DEFINE_MUTEX(message_mutex);
@ -488,10 +488,10 @@ static int switch_message(struct dm_target *ti, unsigned argc, char **argv,
}
static void switch_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
struct switch_ctx *sctx = ti->private;
unsigned sz = 0;
unsigned int sz = 0;
int path_nr;
switch (type) {
@ -520,7 +520,7 @@ static void switch_status(struct dm_target *ti, status_type_t type,
static int switch_prepare_ioctl(struct dm_target *ti, struct block_device **bdev)
{
struct switch_ctx *sctx = ti->private;
unsigned path_nr;
unsigned int path_nr;
path_nr = switch_get_path_nr(sctx, 0);

25
drivers/md/dm-table.c
View File

@ -127,7 +127,7 @@ static int alloc_targets(struct dm_table *t, unsigned int num)
}
int dm_table_create(struct dm_table **result, fmode_t mode,
unsigned num_targets, struct mapped_device *md)
unsigned int num_targets, struct mapped_device *md)
{
struct dm_table *t = kzalloc(sizeof(*t), GFP_KERNEL);
@ -473,10 +473,10 @@ static int adjoin(struct dm_table *t, struct dm_target *ti)
* On the other hand, dm-switch needs to process bulk data using messages and
* excessive use of GFP_NOIO could cause trouble.
*/
static char **realloc_argv(unsigned *size, char **old_argv)
static char **realloc_argv(unsigned int *size, char **old_argv)
{
char **argv;
unsigned new_size;
unsigned int new_size;
gfp_t gfp;
if (*size) {
@ -502,7 +502,7 @@ static char **realloc_argv(unsigned *size, char **old_argv)
int dm_split_args(int *argc, char ***argvp, char *input)
{
char *start, *end = input, *out, **argv = NULL;
unsigned array_size = 0;
unsigned int array_size = 0;
*argc = 0;
@ -735,9 +735,8 @@ int dm_table_add_target(struct dm_table *t, const char *type,
/*
* Target argument parsing helpers.
*/
static int validate_next_arg(const struct dm_arg *arg,
struct dm_arg_set *arg_set,
unsigned *value, char **error, unsigned grouped)
static int validate_next_arg(const struct dm_arg *arg, struct dm_arg_set *arg_set,
unsigned int *value, char **error, unsigned int grouped)
{
const char *arg_str = dm_shift_arg(arg_set);
char dummy;
@ -755,14 +754,14 @@ static int validate_next_arg(const struct dm_arg *arg,
}
int dm_read_arg(const struct dm_arg *arg, struct dm_arg_set *arg_set,
unsigned *value, char **error)
unsigned int *value, char **error)
{
return validate_next_arg(arg, arg_set, value, error, 0);
}
EXPORT_SYMBOL(dm_read_arg);
int dm_read_arg_group(const struct dm_arg *arg, struct dm_arg_set *arg_set,
unsigned *value, char **error)
unsigned int *value, char **error)
{
return validate_next_arg(arg, arg_set, value, error, 1);
}
@ -783,7 +782,7 @@ const char *dm_shift_arg(struct dm_arg_set *as)
}
EXPORT_SYMBOL(dm_shift_arg);
void dm_consume_args(struct dm_arg_set *as, unsigned num_args)
void dm_consume_args(struct dm_arg_set *as, unsigned int num_args)
{
BUG_ON(as->argc < num_args);
as->argc -= num_args;
@ -859,7 +858,7 @@ static int device_is_rq_stackable(struct dm_target *ti, struct dm_dev *dev,
static int dm_table_determine_type(struct dm_table *t)
{
unsigned bio_based = 0, request_based = 0, hybrid = 0;
unsigned int bio_based = 0, request_based = 0, hybrid = 0;
struct dm_target *ti;
struct list_head *devices = dm_table_get_devices(t);
enum dm_queue_mode live_md_type = dm_get_md_type(t->md);
@ -1538,7 +1537,7 @@ static bool dm_table_any_dev_attr(struct dm_table *t,
static int count_device(struct dm_target *ti, struct dm_dev *dev,
sector_t start, sector_t len, void *data)
{
unsigned *num_devices = data;
unsigned int *num_devices = data;
(*num_devices)++;
@ -1568,7 +1567,7 @@ bool dm_table_has_no_data_devices(struct dm_table *t)
{
for (unsigned int i = 0; i < t->num_targets; i++) {
struct dm_target *ti = dm_table_get_target(t, i);
unsigned num_devices = 0;
unsigned int num_devices = 0;
if (!ti->type->iterate_devices)
return false;

24
drivers/md/dm-thin-metadata.c
View File

@ -319,12 +319,12 @@ static void unpack_block_time(uint64_t v, dm_block_t *b, uint32_t *t)
*/
typedef int (*run_fn)(struct dm_space_map *, dm_block_t, dm_block_t);
static void with_runs(struct dm_space_map *sm, const __le64 *value_le, unsigned count, run_fn fn)
static void with_runs(struct dm_space_map *sm, const __le64 *value_le, unsigned int count, run_fn fn)
{
uint64_t b, begin, end;
uint32_t t;
bool in_run = false;
unsigned i;
unsigned int i;
for (i = 0; i < count; i++, value_le++) {
/* We know value_le is 8 byte aligned */
@ -349,13 +349,13 @@ static void with_runs(struct dm_space_map *sm, const __le64 *value_le, unsigned
fn(sm, begin, end);
}
static void data_block_inc(void *context, const void *value_le, unsigned count)
static void data_block_inc(void *context, const void *value_le, unsigned int count)
{
with_runs((struct dm_space_map *) context,
(const __le64 *) value_le, count, dm_sm_inc_blocks);
}
static void data_block_dec(void *context, const void *value_le, unsigned count)
static void data_block_dec(void *context, const void *value_le, unsigned int count)
{
with_runs((struct dm_space_map *) context,
(const __le64 *) value_le, count, dm_sm_dec_blocks);
@ -375,21 +375,21 @@ static int data_block_equal(void *context, const void *value1_le, const void *va
return b1 == b2;
}
static void subtree_inc(void *context, const void *value, unsigned count)
static void subtree_inc(void *context, const void *value, unsigned int count)
{
struct dm_btree_info *info = context;
const __le64 *root_le = value;
unsigned i;
unsigned int i;
for (i = 0; i < count; i++, root_le++)
dm_tm_inc(info->tm, le64_to_cpu(*root_le));
}
static void subtree_dec(void *context, const void *value, unsigned count)
static void subtree_dec(void *context, const void *value, unsigned int count)
{
struct dm_btree_info *info = context;
const __le64 *root_le = value;
unsigned i;
unsigned int i;
for (i = 0; i < count; i++, root_le++)
if (dm_btree_del(info, le64_to_cpu(*root_le)))
@ -449,10 +449,10 @@ static int superblock_lock(struct dm_pool_metadata *pmd,
static int __superblock_all_zeroes(struct dm_block_manager *bm, int *result)
{
int r;
unsigned i;
unsigned int i;
struct dm_block *b;
__le64 *data_le, zero = cpu_to_le64(0);
unsigned block_size = dm_bm_block_size(bm) / sizeof(__le64);
unsigned int block_size = dm_bm_block_size(bm) / sizeof(__le64);
/*
* We can't use a validator here - it may be all zeroes.
@ -972,7 +972,7 @@ struct dm_pool_metadata *dm_pool_metadata_open(struct block_device *bdev,
int dm_pool_metadata_close(struct dm_pool_metadata *pmd)
{
int r;
unsigned open_devices = 0;
unsigned int open_devices = 0;
struct dm_thin_device *td, *tmp;
down_read(&pmd->root_lock);
@ -1680,7 +1680,7 @@ int dm_thin_insert_block(struct dm_thin_device *td, dm_block_t block,
static int __remove_range(struct dm_thin_device *td, dm_block_t begin, dm_block_t end)
{
int r;
unsigned count, total_count = 0;
unsigned int count, total_count = 0;
struct dm_pool_metadata *pmd = td->pmd;
dm_block_t keys[1] = { td->id };
__le64 value;

46
drivers/md/dm-thin.c
View File

@ -33,7 +33,7 @@
#define COMMIT_PERIOD HZ
#define NO_SPACE_TIMEOUT_SECS 60
static unsigned no_space_timeout_secs = NO_SPACE_TIMEOUT_SECS;
static unsigned int no_space_timeout_secs = NO_SPACE_TIMEOUT_SECS;
DECLARE_DM_KCOPYD_THROTTLE_WITH_MODULE_PARM(snapshot_copy_throttle,
"A percentage of time allocated for copy on write");
@ -255,7 +255,7 @@ struct pool {
struct delayed_work no_space_timeout;
unsigned long last_commit_jiffies;
unsigned ref_count;
unsigned int ref_count;
spinlock_t lock;
struct bio_list deferred_flush_bios;
@ -2160,7 +2160,7 @@ static void process_thin_deferred_bios(struct thin_c *tc)
struct bio *bio;
struct bio_list bios;
struct blk_plug plug;
unsigned count = 0;
unsigned int count = 0;
if (tc->requeue_mode) {
error_thin_bio_list(tc, &tc->deferred_bio_list,
@ -2229,9 +2229,9 @@ static int cmp_cells(const void *lhs, const void *rhs)
return 0;
}
static unsigned sort_cells(struct pool *pool, struct list_head *cells)
static unsigned int sort_cells(struct pool *pool, struct list_head *cells)
{
unsigned count = 0;
unsigned int count = 0;
struct dm_bio_prison_cell *cell, *tmp;
list_for_each_entry_safe(cell, tmp, cells, user_list) {
@ -2252,7 +2252,7 @@ static void process_thin_deferred_cells(struct thin_c *tc)
struct pool *pool = tc->pool;
struct list_head cells;
struct dm_bio_prison_cell *cell;
unsigned i, j, count;
unsigned int i, j, count;
INIT_LIST_HEAD(&cells);
@ -3114,7 +3114,7 @@ static int parse_pool_features(struct dm_arg_set *as, struct pool_features *pf,
struct dm_target *ti)
{
int r;
unsigned argc;
unsigned int argc;
const char *arg_name;
static const struct dm_arg _args[] = {
@ -3251,7 +3251,7 @@ static dm_block_t calc_metadata_threshold(struct pool_c *pt)
* read_only: Don't allow any changes to be made to the pool metadata.
* error_if_no_space: error IOs, instead of queueing, if no space.
*/
static int pool_ctr(struct dm_target *ti, unsigned argc, char **argv)
static int pool_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
int r, pool_created = 0;
struct pool_c *pt;
@ -3646,7 +3646,7 @@ static void pool_postsuspend(struct dm_target *ti)
(void) commit(pool);
}
static int check_arg_count(unsigned argc, unsigned args_required)
static int check_arg_count(unsigned int argc, unsigned int args_required)
{
if (argc != args_required) {
DMWARN("Message received with %u arguments instead of %u.",
@ -3669,7 +3669,7 @@ static int read_dev_id(char *arg, dm_thin_id *dev_id, int warning)
return -EINVAL;
}
static int process_create_thin_mesg(unsigned argc, char **argv, struct pool *pool)
static int process_create_thin_mesg(unsigned int argc, char **argv, struct pool *pool)
{
dm_thin_id dev_id;
int r;
@ -3692,7 +3692,7 @@ static int process_create_thin_mesg(unsigned argc, char **argv, struct pool *poo
return 0;
}
static int process_create_snap_mesg(unsigned argc, char **argv, struct pool *pool)
static int process_create_snap_mesg(unsigned int argc, char **argv, struct pool *pool)
{
dm_thin_id dev_id;
dm_thin_id origin_dev_id;
@ -3720,7 +3720,7 @@ static int process_create_snap_mesg(unsigned argc, char **argv, struct pool *poo
return 0;
}
static int process_delete_mesg(unsigned argc, char **argv, struct pool *pool)
static int process_delete_mesg(unsigned int argc, char **argv, struct pool *pool)
{
dm_thin_id dev_id;
int r;
@ -3740,7 +3740,7 @@ static int process_delete_mesg(unsigned argc, char **argv, struct pool *pool)
return r;
}
static int process_set_transaction_id_mesg(unsigned argc, char **argv, struct pool *pool)
static int process_set_transaction_id_mesg(unsigned int argc, char **argv, struct pool *pool)
{
dm_thin_id old_id, new_id;
int r;
@ -3769,7 +3769,7 @@ static int process_set_transaction_id_mesg(unsigned argc, char **argv, struct po
return 0;
}
static int process_reserve_metadata_snap_mesg(unsigned argc, char **argv, struct pool *pool)
static int process_reserve_metadata_snap_mesg(unsigned int argc, char **argv, struct pool *pool)
{
int r;
@ -3786,7 +3786,7 @@ static int process_reserve_metadata_snap_mesg(unsigned argc, char **argv, struct
return r;
}
static int process_release_metadata_snap_mesg(unsigned argc, char **argv, struct pool *pool)
static int process_release_metadata_snap_mesg(unsigned int argc, char **argv, struct pool *pool)
{
int r;
@ -3810,8 +3810,8 @@ static int process_release_metadata_snap_mesg(unsigned argc, char **argv, struct
* reserve_metadata_snap
* release_metadata_snap
*/
static int pool_message(struct dm_target *ti, unsigned argc, char **argv,
char *result, unsigned maxlen)
static int pool_message(struct dm_target *ti, unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
int r = -EINVAL;
struct pool_c *pt = ti->private;
@ -3851,9 +3851,9 @@ static int pool_message(struct dm_target *ti, unsigned argc, char **argv,
}
static void emit_flags(struct pool_features *pf, char *result,
unsigned sz, unsigned maxlen)
unsigned int sz, unsigned int maxlen)
{
unsigned count = !pf->zero_new_blocks + !pf->discard_enabled +
unsigned int count = !pf->zero_new_blocks + !pf->discard_enabled +
!pf->discard_passdown + (pf->mode == PM_READ_ONLY) +
pf->error_if_no_space;
DMEMIT("%u ", count);
@ -3881,10 +3881,10 @@ static void emit_flags(struct pool_features *pf, char *result,
* <pool mode> <discard config> <no space config> <needs_check>
*/
static void pool_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
int r;
unsigned sz = 0;
unsigned int sz = 0;
uint64_t transaction_id;
dm_block_t nr_free_blocks_data;
dm_block_t nr_free_blocks_metadata;
@ -4146,7 +4146,7 @@ static void thin_dtr(struct dm_target *ti)
* If the pool device has discards disabled, they get disabled for the thin
* device as well.
*/
static int thin_ctr(struct dm_target *ti, unsigned argc, char **argv)
static int thin_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
int r;
struct thin_c *tc;
@ -4368,7 +4368,7 @@ static int thin_preresume(struct dm_target *ti)
* <nr mapped sectors> <highest mapped sector>
*/
static void thin_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
int r;
ssize_t sz = 0;

4
drivers/md/dm-uevent.c
View File

@ -60,7 +60,7 @@ static struct dm_uevent *dm_build_path_uevent(struct mapped_device *md,
enum kobject_action action,
const char *dm_action,
const char *path,
unsigned nr_valid_paths)
unsigned int nr_valid_paths)
{
struct dm_uevent *event;
@ -168,7 +168,7 @@ EXPORT_SYMBOL_GPL(dm_send_uevents);
*
*/
void dm_path_uevent(enum dm_uevent_type event_type, struct dm_target *ti,
const char *path, unsigned nr_valid_paths)
const char *path, unsigned int nr_valid_paths)
{
struct mapped_device *md = dm_table_get_md(ti->table);
struct dm_uevent *event;

4
drivers/md/dm-uevent.h
View File

@ -20,7 +20,7 @@ extern void dm_uevent_exit(void);
extern void dm_send_uevents(struct list_head *events, struct kobject *kobj);
extern void dm_path_uevent(enum dm_uevent_type event_type,
struct dm_target *ti, const char *path,
unsigned nr_valid_paths);
unsigned int nr_valid_paths);
#else
@ -37,7 +37,7 @@ static inline void dm_send_uevents(struct list_head *events,
}
static inline void dm_path_uevent(enum dm_uevent_type event_type,
struct dm_target *ti, const char *path,
unsigned nr_valid_paths)
unsigned int nr_valid_paths)
{
}

30
drivers/md/dm-verity-fec.c
View File

@ -59,14 +59,14 @@ static int fec_decode_rs8(struct dm_verity *v, struct dm_verity_fec_io *fio,
* to the data block. Caller is responsible for releasing buf.
*/
static u8 *fec_read_parity(struct dm_verity *v, u64 rsb, int index,
unsigned *offset, struct dm_buffer **buf)
unsigned int *offset, struct dm_buffer **buf)
{
u64 position, block, rem;
u8 *res;
position = (index + rsb) * v->fec->roots;
block = div64_u64_rem(position, v->fec->io_size, &rem);
*offset = (unsigned)rem;
*offset = (unsigned int)rem;
res = dm_bufio_read(v->fec->bufio, block, buf);
if (IS_ERR(res)) {
@ -102,7 +102,7 @@ static u8 *fec_read_parity(struct dm_verity *v, u64 rsb, int index,
*/
static inline u8 *fec_buffer_rs_block(struct dm_verity *v,
struct dm_verity_fec_io *fio,
unsigned i, unsigned j)
unsigned int i, unsigned int j)
{
return &fio->bufs[i][j * v->fec->rsn];
}
@ -111,7 +111,7 @@ static inline u8 *fec_buffer_rs_block(struct dm_verity *v,
* Return an index to the current RS block when called inside
* fec_for_each_buffer_rs_block.
*/
static inline unsigned fec_buffer_rs_index(unsigned i, unsigned j)
static inline unsigned int fec_buffer_rs_index(unsigned int i, unsigned int j)
{
return (i << DM_VERITY_FEC_BUF_RS_BITS) + j;
}
@ -121,12 +121,12 @@ static inline unsigned fec_buffer_rs_index(unsigned i, unsigned j)
* starting from block_offset.
*/
static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio,
u64 rsb, int byte_index, unsigned block_offset,
u64 rsb, int byte_index, unsigned int block_offset,
int neras)
{
int r, corrected = 0, res;
struct dm_buffer *buf;
unsigned n, i, offset;
unsigned int n, i, offset;
u8 *par, *block;
par = fec_read_parity(v, rsb, block_offset, &offset, &buf);
@ -197,7 +197,7 @@ static int fec_is_erasure(struct dm_verity *v, struct dm_verity_io *io,
* fits into buffers. Check for erasure locations if @neras is non-NULL.
*/
static int fec_read_bufs(struct dm_verity *v, struct dm_verity_io *io,
u64 rsb, u64 target, unsigned block_offset,
u64 rsb, u64 target, unsigned int block_offset,
int *neras)
{
bool is_zero;
@ -208,7 +208,7 @@ static int fec_read_bufs(struct dm_verity *v, struct dm_verity_io *io,
u64 block, ileaved;
u8 *bbuf, *rs_block;
u8 want_digest[HASH_MAX_DIGESTSIZE];
unsigned n, k;
unsigned int n, k;
if (neras)
*neras = 0;
@ -304,7 +304,7 @@ static int fec_read_bufs(struct dm_verity *v, struct dm_verity_io *io,
*/
static int fec_alloc_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio)
{
unsigned n;
unsigned int n;
if (!fio->rs)
fio->rs = mempool_alloc(&v->fec->rs_pool, GFP_NOIO);
@ -344,7 +344,7 @@ static int fec_alloc_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio)
*/
static void fec_init_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio)
{
unsigned n;
unsigned int n;
fec_for_each_buffer(fio, n)
memset(fio->bufs[n], 0, v->fec->rsn << DM_VERITY_FEC_BUF_RS_BITS);
@ -362,7 +362,7 @@ static int fec_decode_rsb(struct dm_verity *v, struct dm_verity_io *io,
bool use_erasures)
{
int r, neras = 0;
unsigned pos;
unsigned int pos;
r = fec_alloc_bufs(v, fio);
if (unlikely(r < 0))
@ -484,7 +484,7 @@ int verity_fec_decode(struct dm_verity *v, struct dm_verity_io *io,
*/
void verity_fec_finish_io(struct dm_verity_io *io)
{
unsigned n;
unsigned int n;
struct dm_verity_fec *f = io->v->fec;
struct dm_verity_fec_io *fio = fec_io(io);
@ -522,8 +522,8 @@ void verity_fec_init_io(struct dm_verity_io *io)
/*
* Append feature arguments and values to the status table.
*/
unsigned verity_fec_status_table(struct dm_verity *v, unsigned sz,
char *result, unsigned maxlen)
unsigned int verity_fec_status_table(struct dm_verity *v, unsigned int sz,
char *result, unsigned int maxlen)
{
if (!verity_fec_is_enabled(v))
return sz;
@ -589,7 +589,7 @@ bool verity_is_fec_opt_arg(const char *arg_name)
}
int verity_fec_parse_opt_args(struct dm_arg_set *as, struct dm_verity *v,
unsigned *argc, const char *arg_name)
unsigned int *argc, const char *arg_name)
{
int r;
struct dm_target *ti = v->ti;

18
drivers/md/dm-verity-fec.h
View File

@ -55,10 +55,10 @@ struct dm_verity_fec_io {
struct rs_control *rs; /* Reed-Solomon state */
int erasures[DM_VERITY_FEC_MAX_RSN]; /* erasures for decode_rs8 */
u8 *bufs[DM_VERITY_FEC_BUF_MAX]; /* bufs for deinterleaving */
unsigned nbufs; /* number of buffers allocated */
unsigned int nbufs; /* number of buffers allocated */
u8 *output; /* buffer for corrected output */
size_t output_pos;
unsigned level; /* recursion level */
unsigned int level; /* recursion level */
};
#ifdef CONFIG_DM_VERITY_FEC
@ -72,15 +72,15 @@ extern int verity_fec_decode(struct dm_verity *v, struct dm_verity_io *io,
enum verity_block_type type, sector_t block,
u8 *dest, struct bvec_iter *iter);
extern unsigned verity_fec_status_table(struct dm_verity *v, unsigned sz,
char *result, unsigned maxlen);
extern unsigned int verity_fec_status_table(struct dm_verity *v, unsigned int sz,
char *result, unsigned int maxlen);
extern void verity_fec_finish_io(struct dm_verity_io *io);
extern void verity_fec_init_io(struct dm_verity_io *io);
extern bool verity_is_fec_opt_arg(const char *arg_name);
extern int verity_fec_parse_opt_args(struct dm_arg_set *as,
struct dm_verity *v, unsigned *argc,
struct dm_verity *v, unsigned int *argc,
const char *arg_name);
extern void verity_fec_dtr(struct dm_verity *v);
@ -106,9 +106,9 @@ static inline int verity_fec_decode(struct dm_verity *v,
return -EOPNOTSUPP;
}
static inline unsigned verity_fec_status_table(struct dm_verity *v,
unsigned sz, char *result,
unsigned maxlen)
static inline unsigned int verity_fec_status_table(struct dm_verity *v,
unsigned int sz, char *result,
unsigned int maxlen)
{
return sz;
}
@ -128,7 +128,7 @@ static inline bool verity_is_fec_opt_arg(const char *arg_name)
static inline int verity_fec_parse_opt_args(struct dm_arg_set *as,
struct dm_verity *v,
unsigned *argc,
unsigned int *argc,
const char *arg_name)
{
return -EINVAL;

30
drivers/md/dm-verity-target.c
View File

@ -41,7 +41,7 @@
#define DM_VERITY_OPTS_MAX (4 + DM_VERITY_OPTS_FEC + \
DM_VERITY_ROOT_HASH_VERIFICATION_OPTS)
static unsigned dm_verity_prefetch_cluster = DM_VERITY_DEFAULT_PREFETCH_SIZE;
static unsigned int dm_verity_prefetch_cluster = DM_VERITY_DEFAULT_PREFETCH_SIZE;
module_param_named(prefetch_cluster, dm_verity_prefetch_cluster, uint, S_IRUGO | S_IWUSR);
@ -51,7 +51,7 @@ struct dm_verity_prefetch_work {
struct work_struct work;
struct dm_verity *v;
sector_t block;
unsigned n_blocks;
unsigned int n_blocks;
};
/*
@ -196,10 +196,10 @@ int verity_hash(struct dm_verity *v, struct ahash_request *req,
}
static void verity_hash_at_level(struct dm_verity *v, sector_t block, int level,
sector_t *hash_block, unsigned *offset)
sector_t *hash_block, unsigned int *offset)
{
sector_t position = verity_position_at_level(v, block, level);
unsigned idx;
unsigned int idx;
*hash_block = v->hash_level_block[level] + (position >> v->hash_per_block_bits);
@ -287,7 +287,7 @@ static int verity_verify_level(struct dm_verity *v, struct dm_verity_io *io,
u8 *data;
int r;
sector_t hash_block;
unsigned offset;
unsigned int offset;
verity_hash_at_level(v, block, level, &hash_block, &offset);
@ -445,13 +445,13 @@ int verity_for_bv_block(struct dm_verity *v, struct dm_verity_io *io,
struct dm_verity_io *io, u8 *data,
size_t len))
{
unsigned todo = 1 << v->data_dev_block_bits;
unsigned int todo = 1 << v->data_dev_block_bits;
struct bio *bio = dm_bio_from_per_bio_data(io, v->ti->per_io_data_size);
do {
int r;
u8 *page;
unsigned len;
unsigned int len;
struct bio_vec bv = bio_iter_iovec(bio, *iter);
page = bvec_kmap_local(&bv);
@ -688,7 +688,7 @@ static void verity_prefetch_io(struct work_struct *work)
verity_hash_at_level(v, pw->block, i, &hash_block_start, NULL);
verity_hash_at_level(v, pw->block + pw->n_blocks - 1, i, &hash_block_end, NULL);
if (!i) {
unsigned cluster = READ_ONCE(dm_verity_prefetch_cluster);
unsigned int cluster = READ_ONCE(dm_verity_prefetch_cluster);
cluster >>= v->data_dev_block_bits;
if (unlikely(!cluster))
@ -753,7 +753,7 @@ static int verity_map(struct dm_target *ti, struct bio *bio)
bio_set_dev(bio, v->data_dev->bdev);
bio->bi_iter.bi_sector = verity_map_sector(v, bio->bi_iter.bi_sector);
if (((unsigned)bio->bi_iter.bi_sector | bio_sectors(bio)) &
if (((unsigned int)bio->bi_iter.bi_sector | bio_sectors(bio)) &
((1 << (v->data_dev_block_bits - SECTOR_SHIFT)) - 1)) {
DMERR_LIMIT("unaligned io");
return DM_MAPIO_KILL;
@ -789,12 +789,12 @@ static int verity_map(struct dm_target *ti, struct bio *bio)
* Status: V (valid) or C (corruption found)
*/
static void verity_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
struct dm_verity *v = ti->private;
unsigned args = 0;
unsigned sz = 0;
unsigned x;
unsigned int args = 0;
unsigned int sz = 0;
unsigned int x;
switch (type) {
case STATUSTYPE_INFO:
@ -1054,7 +1054,7 @@ static int verity_parse_opt_args(struct dm_arg_set *as, struct dm_verity *v,
bool only_modifier_opts)
{
int r = 0;
unsigned argc;
unsigned int argc;
struct dm_target *ti = v->ti;
const char *arg_name;
@ -1156,7 +1156,7 @@ static int verity_parse_opt_args(struct dm_arg_set *as, struct dm_verity *v,
* <digest>
* <salt> Hex string or "-" if no salt.
*/
static int verity_ctr(struct dm_target *ti, unsigned argc, char **argv)
static int verity_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
struct dm_verity *v;
struct dm_verity_sig_opts verify_args = {0};

8
drivers/md/dm-verity.h
View File

@ -42,7 +42,7 @@ struct dm_verity {
u8 *root_digest; /* digest of the root block */
u8 *salt; /* salt: its size is salt_size */
u8 *zero_digest; /* digest for a zero block */
unsigned salt_size;
unsigned int salt_size;
sector_t data_start; /* data offset in 512-byte sectors */
sector_t hash_start; /* hash start in blocks */
sector_t data_blocks; /* the number of data blocks */
@ -54,10 +54,10 @@ struct dm_verity {
unsigned char version;
bool hash_failed:1; /* set if hash of any block failed */
bool use_tasklet:1; /* try to verify in tasklet before work-queue */
unsigned digest_size; /* digest size for the current hash algorithm */
unsigned int digest_size; /* digest size for the current hash algorithm */
unsigned int ahash_reqsize;/* the size of temporary space for crypto */
enum verity_mode mode; /* mode for handling verification errors */
unsigned corrupted_errs;/* Number of errors for corrupted blocks */
unsigned int corrupted_errs;/* Number of errors for corrupted blocks */
struct workqueue_struct *verify_wq;
@ -77,7 +77,7 @@ struct dm_verity_io {
bio_end_io_t *orig_bi_end_io;
sector_t block;
unsigned n_blocks;
unsigned int n_blocks;
bool in_tasklet;
struct bvec_iter iter;

80
drivers/md/dm-writecache.c
View File

@ -128,9 +128,9 @@ struct dm_writecache {
unsigned long max_age;
unsigned long pause;
unsigned uncommitted_blocks;
unsigned autocommit_blocks;
unsigned max_writeback_jobs;
unsigned int uncommitted_blocks;
unsigned int autocommit_blocks;
unsigned int max_writeback_jobs;
int error;
@ -155,7 +155,7 @@ struct dm_writecache {
sector_t data_device_sectors;
void *block_start;
struct wc_entry *entries;
unsigned block_size;
unsigned int block_size;
unsigned char block_size_bits;
bool pmem_mode:1;
@ -178,13 +178,13 @@ struct dm_writecache {
bool metadata_only:1;
bool pause_set:1;
unsigned high_wm_percent_value;
unsigned low_wm_percent_value;
unsigned autocommit_time_value;
unsigned max_age_value;
unsigned pause_value;
unsigned int high_wm_percent_value;
unsigned int low_wm_percent_value;
unsigned int autocommit_time_value;
unsigned int max_age_value;
unsigned int pause_value;
unsigned writeback_all;
unsigned int writeback_all;
struct workqueue_struct *writeback_wq;
struct work_struct writeback_work;
struct work_struct flush_work;
@ -202,7 +202,7 @@ struct dm_writecache {
struct dm_kcopyd_client *dm_kcopyd;
unsigned long *dirty_bitmap;
unsigned dirty_bitmap_size;
unsigned int dirty_bitmap_size;
struct bio_set bio_set;
mempool_t copy_pool;
@ -227,7 +227,7 @@ struct writeback_struct {
struct list_head endio_entry;
struct dm_writecache *wc;
struct wc_entry **wc_list;
unsigned wc_list_n;
unsigned int wc_list_n;
struct wc_entry *wc_list_inline[WB_LIST_INLINE];
struct bio bio;
};
@ -236,7 +236,7 @@ struct copy_struct {
struct list_head endio_entry;
struct dm_writecache *wc;
struct wc_entry *e;
unsigned n_entries;
unsigned int n_entries;
int error;
};
@ -369,7 +369,7 @@ static struct page *persistent_memory_page(void *addr)
return virt_to_page(addr);
}
static unsigned persistent_memory_page_offset(void *addr)
static unsigned int persistent_memory_page_offset(void *addr)
{
return (unsigned long)addr & (PAGE_SIZE - 1);
}
@ -502,11 +502,11 @@ static void ssd_commit_flushed(struct dm_writecache *wc, bool wait_for_ios)
COMPLETION_INITIALIZER_ONSTACK(endio.c),
ATOMIC_INIT(1),
};
unsigned bitmap_bits = wc->dirty_bitmap_size * 8;
unsigned i = 0;
unsigned int bitmap_bits = wc->dirty_bitmap_size * 8;
unsigned int i = 0;
while (1) {
unsigned j;
unsigned int j;
i = find_next_bit(wc->dirty_bitmap, bitmap_bits, i);
if (unlikely(i == bitmap_bits))
break;
@ -1100,7 +1100,7 @@ static void writecache_resume(struct dm_target *ti)
wc_unlock(wc);
}
static int process_flush_mesg(unsigned argc, char **argv, struct dm_writecache *wc)
static int process_flush_mesg(unsigned int argc, char **argv, struct dm_writecache *wc)
{
if (argc != 1)
return -EINVAL;
@ -1133,7 +1133,7 @@ static int process_flush_mesg(unsigned argc, char **argv, struct dm_writecache *
return 0;
}
static int process_flush_on_suspend_mesg(unsigned argc, char **argv, struct dm_writecache *wc)
static int process_flush_on_suspend_mesg(unsigned int argc, char **argv, struct dm_writecache *wc)
{
if (argc != 1)
return -EINVAL;
@ -1153,7 +1153,7 @@ static void activate_cleaner(struct dm_writecache *wc)
wc->freelist_low_watermark = wc->n_blocks;
}
static int process_cleaner_mesg(unsigned argc, char **argv, struct dm_writecache *wc)
static int process_cleaner_mesg(unsigned int argc, char **argv, struct dm_writecache *wc)
{
if (argc != 1)
return -EINVAL;
@ -1167,7 +1167,7 @@ static int process_cleaner_mesg(unsigned argc, char **argv, struct dm_writecache
return 0;
}
static int process_clear_stats_mesg(unsigned argc, char **argv, struct dm_writecache *wc)
static int process_clear_stats_mesg(unsigned int argc, char **argv, struct dm_writecache *wc)
{
if (argc != 1)
return -EINVAL;
@ -1179,8 +1179,8 @@ static int process_clear_stats_mesg(unsigned argc, char **argv, struct dm_writec
return 0;
}
static int writecache_message(struct dm_target *ti, unsigned argc, char **argv,
char *result, unsigned maxlen)
static int writecache_message(struct dm_target *ti, unsigned int argc, char **argv,
char *result, unsigned int maxlen)
{
int r = -EINVAL;
struct dm_writecache *wc = ti->private;
@ -1238,9 +1238,9 @@ static void memcpy_flushcache_optimized(void *dest, void *source, size_t size)
static void bio_copy_block(struct dm_writecache *wc, struct bio *bio, void *data)
{
void *buf;
unsigned size;
unsigned int size;
int rw = bio_data_dir(bio);
unsigned remaining_size = wc->block_size;
unsigned int remaining_size = wc->block_size;
do {
struct bio_vec bv = bio_iter_iovec(bio, bio->bi_iter);
@ -1371,7 +1371,7 @@ static enum wc_map_op writecache_map_read(struct dm_writecache *wc, struct bio *
static void writecache_bio_copy_ssd(struct dm_writecache *wc, struct bio *bio,
struct wc_entry *e, bool search_used)
{
unsigned bio_size = wc->block_size;
unsigned int bio_size = wc->block_size;
sector_t start_cache_sec = cache_sector(wc, e);
sector_t current_cache_sec = start_cache_sec + (bio_size >> SECTOR_SHIFT);
@ -1540,7 +1540,7 @@ static int writecache_map(struct dm_target *ti, struct bio *bio)
bio->bi_iter.bi_sector = dm_target_offset(ti, bio->bi_iter.bi_sector);
if (unlikely((((unsigned)bio->bi_iter.bi_sector | bio_sectors(bio)) &
if (unlikely((((unsigned int)bio->bi_iter.bi_sector | bio_sectors(bio)) &
(wc->block_size / 512 - 1)) != 0)) {
DMERR("I/O is not aligned, sector %llu, size %u, block size %u",
(unsigned long long)bio->bi_iter.bi_sector,
@ -1666,7 +1666,7 @@ static void writecache_copy_endio(int read_err, unsigned long write_err, void *p
static void __writecache_endio_pmem(struct dm_writecache *wc, struct list_head *list)
{
unsigned i;
unsigned int i;
struct writeback_struct *wb;
struct wc_entry *e;
unsigned long n_walked = 0;
@ -1782,7 +1782,7 @@ static int writecache_endio_thread(void *data)
static bool wc_add_block(struct writeback_struct *wb, struct wc_entry *e)
{
struct dm_writecache *wc = wb->wc;
unsigned block_size = wc->block_size;
unsigned int block_size = wc->block_size;
void *address = memory_data(wc, e);
persistent_memory_flush_cache(address, block_size);
@ -1817,7 +1817,7 @@ static void __writecache_writeback_pmem(struct dm_writecache *wc, struct writeba
struct wc_entry *e, *f;
struct bio *bio;
struct writeback_struct *wb;
unsigned max_pages;
unsigned int max_pages;
while (wbl->size) {
wbl->size--;
@ -1880,7 +1880,7 @@ static void __writecache_writeback_ssd(struct dm_writecache *wc, struct writebac
struct copy_struct *c;
while (wbl->size) {
unsigned n_sectors;
unsigned int n_sectors;
wbl->size--;
e = container_of(wbl->list.prev, struct wc_entry, lru);
@ -2092,7 +2092,7 @@ static void writecache_writeback(struct work_struct *work)
}
}
static int calculate_memory_size(uint64_t device_size, unsigned block_size,
static int calculate_memory_size(uint64_t device_size, unsigned int block_size,
size_t *n_blocks_p, size_t *n_metadata_blocks_p)
{
uint64_t n_blocks, offset;
@ -2207,12 +2207,12 @@ static void writecache_dtr(struct dm_target *ti)
kfree(wc);
}
static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv)
static int writecache_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
struct dm_writecache *wc;
struct dm_arg_set as;
const char *string;
unsigned opt_params;
unsigned int opt_params;
size_t offset, data_size;
int i, r;
char dummy;
@ -2419,7 +2419,7 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv)
goto invalid_optional;
wc->autocommit_blocks_set = true;
} else if (!strcasecmp(string, "autocommit_time") && opt_params >= 1) {
unsigned autocommit_msecs;
unsigned int autocommit_msecs;
string = dm_shift_arg(&as), opt_params--;
if (sscanf(string, "%u%c", &autocommit_msecs, &dummy) != 1)
goto invalid_optional;
@ -2429,7 +2429,7 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv)
wc->autocommit_time_value = autocommit_msecs;
wc->autocommit_time_set = true;
} else if (!strcasecmp(string, "max_age") && opt_params >= 1) {
unsigned max_age_msecs;
unsigned int max_age_msecs;
string = dm_shift_arg(&as), opt_params--;
if (sscanf(string, "%u%c", &max_age_msecs, &dummy) != 1)
goto invalid_optional;
@ -2454,7 +2454,7 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv)
} else if (!strcasecmp(string, "metadata_only")) {
wc->metadata_only = true;
} else if (!strcasecmp(string, "pause_writeback") && opt_params >= 1) {
unsigned pause_msecs;
unsigned int pause_msecs;
if (WC_MODE_PMEM(wc))
goto invalid_optional;
string = dm_shift_arg(&as), opt_params--;
@ -2653,11 +2653,11 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv)
}
static void writecache_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
unsigned int status_flags, char *result, unsigned int maxlen)
{
struct dm_writecache *wc = ti->private;
unsigned extra_args;
unsigned sz = 0;
unsigned int extra_args;
unsigned int sz = 0;
switch (type) {
case STATUSTYPE_INFO:

50
drivers/md/dm.c
View File

@ -84,7 +84,7 @@ struct clone_info {
struct bio *bio;
struct dm_io *io;
sector_t sector;
unsigned sector_count;
unsigned int sector_count;
bool is_abnormal_io:1;
bool submit_as_polled:1;
};
@ -112,7 +112,7 @@ struct bio *dm_bio_from_per_bio_data(void *data, size_t data_size)
}
EXPORT_SYMBOL_GPL(dm_bio_from_per_bio_data);
unsigned dm_bio_get_target_bio_nr(const struct bio *bio)
unsigned int dm_bio_get_target_bio_nr(const struct bio *bio)
{
return container_of(bio, struct dm_target_io, clone)->target_bio_nr;
}
@ -143,7 +143,7 @@ struct table_device {
* Bio-based DM's mempools' reserved IOs set by the user.
*/
#define RESERVED_BIO_BASED_IOS 16
static unsigned reserved_bio_based_ios = RESERVED_BIO_BASED_IOS;
static unsigned int reserved_bio_based_ios = RESERVED_BIO_BASED_IOS;
static int __dm_get_module_param_int(int *module_param, int min, int max)
{
@ -166,11 +166,10 @@ static int __dm_get_module_param_int(int *module_param, int min, int max)
return param;
}
unsigned __dm_get_module_param(unsigned *module_param,
unsigned def, unsigned max)
unsigned int __dm_get_module_param(unsigned int *module_param, unsigned int def, unsigned int max)
{
unsigned param = READ_ONCE(*module_param);
unsigned modified_param = 0;
unsigned int param = READ_ONCE(*module_param);
unsigned int modified_param = 0;
if (!param)
modified_param = def;
@ -185,14 +184,14 @@ unsigned __dm_get_module_param(unsigned *module_param,
return param;
}
unsigned dm_get_reserved_bio_based_ios(void)
unsigned int dm_get_reserved_bio_based_ios(void)
{
return __dm_get_module_param(&reserved_bio_based_ios,
RESERVED_BIO_BASED_IOS, DM_RESERVED_MAX_IOS);
}
EXPORT_SYMBOL_GPL(dm_get_reserved_bio_based_ios);
static unsigned dm_get_numa_node(void)
static unsigned int dm_get_numa_node(void)
{
return __dm_get_module_param_int(&dm_numa_node,
DM_NUMA_NODE, num_online_nodes() - 1);
@ -605,7 +604,7 @@ static void free_io(struct dm_io *io)
}
static struct bio *alloc_tio(struct clone_info *ci, struct dm_target *ti,
unsigned target_bio_nr, unsigned *len, gfp_t gfp_mask)
unsigned int target_bio_nr, unsigned int *len, gfp_t gfp_mask)
{
struct mapped_device *md = ci->io->md;
struct dm_target_io *tio;
@ -1315,11 +1314,11 @@ static size_t dm_dax_recovery_write(struct dax_device *dax_dev, pgoff_t pgoff,
* the partially processed part (the sum of regions 1+2) must be the same for all
* copies of the bio.
*/
void dm_accept_partial_bio(struct bio *bio, unsigned n_sectors)
void dm_accept_partial_bio(struct bio *bio, unsigned int n_sectors)
{
struct dm_target_io *tio = clone_to_tio(bio);
struct dm_io *io = tio->io;
unsigned bio_sectors = bio_sectors(bio);
unsigned int bio_sectors = bio_sectors(bio);
BUG_ON(dm_tio_flagged(tio, DM_TIO_IS_DUPLICATE_BIO));
BUG_ON(op_is_zone_mgmt(bio_op(bio)));
@ -1448,7 +1447,7 @@ static void __map_bio(struct bio *clone)
}
}
static void setup_split_accounting(struct clone_info *ci, unsigned len)
static void setup_split_accounting(struct clone_info *ci, unsigned int len)
{
struct dm_io *io = ci->io;
@ -1464,7 +1463,7 @@ static void setup_split_accounting(struct clone_info *ci, unsigned len)
}
static void alloc_multiple_bios(struct bio_list *blist, struct clone_info *ci,
struct dm_target *ti, unsigned num_bios)
struct dm_target *ti, unsigned int num_bios)
{
struct bio *bio;
int try;
@ -1493,7 +1492,7 @@ static void alloc_multiple_bios(struct bio_list *blist, struct clone_info *ci,
}
static int __send_duplicate_bios(struct clone_info *ci, struct dm_target *ti,
unsigned int num_bios, unsigned *len)
unsigned int num_bios, unsigned int *len)
{
struct bio_list blist = BIO_EMPTY_LIST;
struct bio *clone;
@ -1559,10 +1558,9 @@ static void __send_empty_flush(struct clone_info *ci)
}
static void __send_changing_extent_only(struct clone_info *ci, struct dm_target *ti,
unsigned num_bios)
unsigned int num_bios)
{
unsigned len;
unsigned int bios;
unsigned int len, bios;
len = min_t(sector_t, ci->sector_count,
max_io_len_target_boundary(ti, dm_target_offset(ti, ci->sector)));
@ -1600,7 +1598,7 @@ static bool is_abnormal_io(struct bio *bio)
static blk_status_t __process_abnormal_io(struct clone_info *ci,
struct dm_target *ti)
{
unsigned num_bios = 0;
unsigned int num_bios = 0;
switch (bio_op(ci->bio)) {
case REQ_OP_DISCARD:
@ -1678,7 +1676,7 @@ static blk_status_t __split_and_process_bio(struct clone_info *ci)
{
struct bio *clone;
struct dm_target *ti;
unsigned len;
unsigned int len;
ti = dm_table_find_target(ci->map, ci->sector);
if (unlikely(!ti))
@ -2373,7 +2371,7 @@ int dm_setup_md_queue(struct mapped_device *md, struct dm_table *t)
struct mapped_device *dm_get_md(dev_t dev)
{
struct mapped_device *md;
unsigned minor = MINOR(dev);
unsigned int minor = MINOR(dev);
if (MAJOR(dev) != _major || minor >= (1 << MINORBITS))
return NULL;
@ -2655,7 +2653,7 @@ static void unlock_fs(struct mapped_device *md)
* are being added to md->deferred list.
*/
static int __dm_suspend(struct mapped_device *md, struct dm_table *map,
unsigned suspend_flags, unsigned int task_state,
unsigned int suspend_flags, unsigned int task_state,
int dmf_suspended_flag)
{
bool do_lockfs = suspend_flags & DM_SUSPEND_LOCKFS_FLAG;
@ -2762,7 +2760,7 @@ static int __dm_suspend(struct mapped_device *md, struct dm_table *map,
*
* To abort suspend, start the request_queue.
*/
int dm_suspend(struct mapped_device *md, unsigned suspend_flags)
int dm_suspend(struct mapped_device *md, unsigned int suspend_flags)
{
struct dm_table *map = NULL;
int r = 0;
@ -2864,7 +2862,7 @@ int dm_resume(struct mapped_device *md)
* It may be used only from the kernel.
*/
static void __dm_internal_suspend(struct mapped_device *md, unsigned suspend_flags)
static void __dm_internal_suspend(struct mapped_device *md, unsigned int suspend_flags)
{
struct dm_table *map = NULL;
@ -2966,10 +2964,10 @@ EXPORT_SYMBOL_GPL(dm_internal_resume_fast);
* Event notification.
*---------------------------------------------------------------*/
int dm_kobject_uevent(struct mapped_device *md, enum kobject_action action,
unsigned cookie, bool need_resize_uevent)
unsigned int cookie, bool need_resize_uevent)
{
int r;
unsigned noio_flag;
unsigned int noio_flag;
char udev_cookie[DM_COOKIE_LENGTH];
char *envp[3] = { NULL, NULL, NULL };
char **envpp = envp;

4
drivers/md/dm.h
View File

@ -203,7 +203,7 @@ int dm_get_table_device(struct mapped_device *md, dev_t dev, fmode_t mode,
void dm_put_table_device(struct mapped_device *md, struct dm_dev *d);
int dm_kobject_uevent(struct mapped_device *md, enum kobject_action action,
unsigned cookie, bool need_resize_uevent);
unsigned int cookie, bool need_resize_uevent);
void dm_internal_suspend(struct mapped_device *md);
void dm_internal_resume(struct mapped_device *md);
@ -222,6 +222,6 @@ void dm_free_md_mempools(struct dm_md_mempools *pools);
/*
* Various helpers
*/
unsigned dm_get_reserved_bio_based_ios(void);
unsigned int dm_get_reserved_bio_based_ios(void);
#endif

69
drivers/md/persistent-data/dm-array.c
View File

@ -69,8 +69,8 @@ static int array_block_check(struct dm_block_validator *v,
CSUM_XOR));
if (csum_disk != bh_le->csum) {
DMERR_LIMIT("array_block_check failed: csum %u != wanted %u",
(unsigned) le32_to_cpu(csum_disk),
(unsigned) le32_to_cpu(bh_le->csum));
(unsigned int) le32_to_cpu(csum_disk),
(unsigned int) le32_to_cpu(bh_le->csum));
return -EILSEQ;
}
@ -95,7 +95,7 @@ static struct dm_block_validator array_validator = {
* index - The index into _this_ specific block.
*/
static void *element_at(struct dm_array_info *info, struct array_block *ab,
unsigned index)
unsigned int index)
{
unsigned char *entry = (unsigned char *) (ab + 1);
@ -109,9 +109,9 @@ static void *element_at(struct dm_array_info *info, struct array_block *ab,
* in an array block.
*/
static void on_entries(struct dm_array_info *info, struct array_block *ab,
void (*fn)(void *, const void *, unsigned))
void (*fn)(void *, const void *, unsigned int))
{
unsigned nr_entries = le32_to_cpu(ab->nr_entries);
unsigned int nr_entries = le32_to_cpu(ab->nr_entries);
fn(info->value_type.context, element_at(info, ab, 0), nr_entries);
}
@ -172,7 +172,7 @@ static int alloc_ablock(struct dm_array_info *info, size_t size_of_block,
* the current number of entries.
*/
static void fill_ablock(struct dm_array_info *info, struct array_block *ab,
const void *value, unsigned new_nr)
const void *value, unsigned int new_nr)
{
uint32_t nr_entries, delta, i;
struct dm_btree_value_type *vt = &info->value_type;
@ -195,7 +195,7 @@ static void fill_ablock(struct dm_array_info *info, struct array_block *ab,
* entries.
*/
static void trim_ablock(struct dm_array_info *info, struct array_block *ab,
unsigned new_nr)
unsigned int new_nr)
{
uint32_t nr_entries, delta;
struct dm_btree_value_type *vt = &info->value_type;
@ -248,7 +248,7 @@ static void unlock_ablock(struct dm_array_info *info, struct dm_block *block)
* / max_entries).
*/
static int lookup_ablock(struct dm_array_info *info, dm_block_t root,
unsigned index, struct dm_block **block,
unsigned int index, struct dm_block **block,
struct array_block **ab)
{
int r;
@ -296,7 +296,7 @@ static int __shadow_ablock(struct dm_array_info *info, dm_block_t b,
* The shadow op will often be a noop. Only insert if it really
* copied data.
*/
static int __reinsert_ablock(struct dm_array_info *info, unsigned index,
static int __reinsert_ablock(struct dm_array_info *info, unsigned int index,
struct dm_block *block, dm_block_t b,
dm_block_t *root)
{
@ -322,7 +322,7 @@ static int __reinsert_ablock(struct dm_array_info *info, unsigned index,
* for both the current root block, and the new one.
*/
static int shadow_ablock(struct dm_array_info *info, dm_block_t *root,
unsigned index, struct dm_block **block,
unsigned int index, struct dm_block **block,
struct array_block **ab)
{
int r;
@ -347,7 +347,7 @@ static int shadow_ablock(struct dm_array_info *info, dm_block_t *root,
*/
static int insert_new_ablock(struct dm_array_info *info, size_t size_of_block,
uint32_t max_entries,
unsigned block_index, uint32_t nr,
unsigned int block_index, uint32_t nr,
const void *value, dm_block_t *root)
{
int r;
@ -366,8 +366,8 @@ static int insert_new_ablock(struct dm_array_info *info, size_t size_of_block,
}
static int insert_full_ablocks(struct dm_array_info *info, size_t size_of_block,
unsigned begin_block, unsigned end_block,
unsigned max_entries, const void *value,
unsigned int begin_block, unsigned int end_block,
unsigned int max_entries, const void *value,
dm_block_t *root)
{
int r = 0;
@ -403,20 +403,20 @@ struct resize {
/*
* Maximum nr entries in an array block.
*/
unsigned max_entries;
unsigned int max_entries;
/*
* nr of completely full blocks in the array.
*
* 'old' refers to before the resize, 'new' after.
*/
unsigned old_nr_full_blocks, new_nr_full_blocks;
unsigned int old_nr_full_blocks, new_nr_full_blocks;
/*
* Number of entries in the final block. 0 iff only full blocks in
* the array.
*/
unsigned old_nr_entries_in_last_block, new_nr_entries_in_last_block;
unsigned int old_nr_entries_in_last_block, new_nr_entries_in_last_block;
/*
* The default value used when growing the array.
@ -431,8 +431,8 @@ struct resize {
* begin_index - the index of the first array block to remove.
* end_index - the one-past-the-end value. ie. this block is not removed.
*/
static int drop_blocks(struct resize *resize, unsigned begin_index,
unsigned end_index)
static int drop_blocks(struct resize *resize, unsigned int begin_index,
unsigned int end_index)
{
int r;
@ -450,8 +450,8 @@ static int drop_blocks(struct resize *resize, unsigned begin_index,
/*
* Calculates how many blocks are needed for the array.
*/
static unsigned total_nr_blocks_needed(unsigned nr_full_blocks,
unsigned nr_entries_in_last_block)
static unsigned int total_nr_blocks_needed(unsigned int nr_full_blocks,
unsigned int nr_entries_in_last_block)
{
return nr_full_blocks + (nr_entries_in_last_block ? 1 : 0);
}
@ -462,7 +462,7 @@ static unsigned total_nr_blocks_needed(unsigned nr_full_blocks,
static int shrink(struct resize *resize)
{
int r;
unsigned begin, end;
unsigned int begin, end;
struct dm_block *block;
struct array_block *ab;
@ -528,7 +528,7 @@ static int grow_add_tail_block(struct resize *resize)
static int grow_needs_more_blocks(struct resize *resize)
{
int r;
unsigned old_nr_blocks = resize->old_nr_full_blocks;
unsigned int old_nr_blocks = resize->old_nr_full_blocks;
if (resize->old_nr_entries_in_last_block > 0) {
old_nr_blocks++;
@ -570,11 +570,11 @@ static int grow(struct resize *resize)
* These are the value_type functions for the btree elements, which point
* to array blocks.
*/
static void block_inc(void *context, const void *value, unsigned count)
static void block_inc(void *context, const void *value, unsigned int count)
{
const __le64 *block_le = value;
struct dm_array_info *info = context;
unsigned i;
unsigned int i;
for (i = 0; i < count; i++, block_le++)
dm_tm_inc(info->btree_info.tm, le64_to_cpu(*block_le));
@ -619,9 +619,9 @@ static void __block_dec(void *context, const void *value)
dm_tm_dec(info->btree_info.tm, b);
}
static void block_dec(void *context, const void *value, unsigned count)
static void block_dec(void *context, const void *value, unsigned int count)
{
unsigned i;
unsigned int i;
for (i = 0; i < count; i++, value += sizeof(__le64))
__block_dec(context, value);
}
@ -701,10 +701,11 @@ int dm_array_resize(struct dm_array_info *info, dm_block_t root,
EXPORT_SYMBOL_GPL(dm_array_resize);
static int populate_ablock_with_values(struct dm_array_info *info, struct array_block *ab,
value_fn fn, void *context, unsigned base, unsigned new_nr)
value_fn fn, void *context,
unsigned int base, unsigned int new_nr)
{
int r;
unsigned i;
unsigned int i;
struct dm_btree_value_type *vt = &info->value_type;
BUG_ON(le32_to_cpu(ab->nr_entries));
@ -729,7 +730,7 @@ int dm_array_new(struct dm_array_info *info, dm_block_t *root,
int r;
struct dm_block *block;
struct array_block *ab;
unsigned block_index, end_block, size_of_block, max_entries;
unsigned int block_index, end_block, size_of_block, max_entries;
r = dm_array_empty(info, root);
if (r)
@ -777,7 +778,7 @@ int dm_array_get_value(struct dm_array_info *info, dm_block_t root,
struct dm_block *block;
struct array_block *ab;
size_t size_of_block;
unsigned entry, max_entries;
unsigned int entry, max_entries;
size_of_block = dm_bm_block_size(dm_tm_get_bm(info->btree_info.tm));
max_entries = calc_max_entries(info->value_type.size, size_of_block);
@ -805,8 +806,8 @@ static int array_set_value(struct dm_array_info *info, dm_block_t root,
struct dm_block *block;
struct array_block *ab;
size_t size_of_block;
unsigned max_entries;
unsigned entry;
unsigned int max_entries;
unsigned int entry;
void *old_value;
struct dm_btree_value_type *vt = &info->value_type;
@ -862,9 +863,9 @@ static int walk_ablock(void *context, uint64_t *keys, void *leaf)
struct walk_info *wi = context;
int r;
unsigned i;
unsigned int i;
__le64 block_le;
unsigned nr_entries, max_entries;
unsigned int nr_entries, max_entries;
struct dm_block *block;
struct array_block *ab;

2
drivers/md/persistent-data/dm-array.h
View File

@ -199,7 +199,7 @@ struct dm_array_cursor {
struct dm_block *block;
struct array_block *ab;
unsigned index;
unsigned int index;
};
int dm_array_cursor_begin(struct dm_array_info *info,

12
drivers/md/persistent-data/dm-bitset.c
View File

@ -42,7 +42,7 @@ EXPORT_SYMBOL_GPL(dm_bitset_empty);
struct packer_context {
bit_value_fn fn;
unsigned nr_bits;
unsigned int nr_bits;
void *context;
};
@ -50,7 +50,7 @@ static int pack_bits(uint32_t index, void *value, void *context)
{
int r;
struct packer_context *p = context;
unsigned bit, nr = min(64u, p->nr_bits - (index * 64));
unsigned int bit, nr = min(64u, p->nr_bits - (index * 64));
uint64_t word = 0;
bool bv;
@ -148,7 +148,7 @@ static int get_array_entry(struct dm_disk_bitset *info, dm_block_t root,
uint32_t index, dm_block_t *new_root)
{
int r;
unsigned array_index = index / BITS_PER_ARRAY_ENTRY;
unsigned int array_index = index / BITS_PER_ARRAY_ENTRY;
if (info->current_index_set) {
if (info->current_index == array_index)
@ -166,7 +166,7 @@ int dm_bitset_set_bit(struct dm_disk_bitset *info, dm_block_t root,
uint32_t index, dm_block_t *new_root)
{
int r;
unsigned b = index % BITS_PER_ARRAY_ENTRY;
unsigned int b = index % BITS_PER_ARRAY_ENTRY;
r = get_array_entry(info, root, index, new_root);
if (r)
@ -183,7 +183,7 @@ int dm_bitset_clear_bit(struct dm_disk_bitset *info, dm_block_t root,
uint32_t index, dm_block_t *new_root)
{
int r;
unsigned b = index % BITS_PER_ARRAY_ENTRY;
unsigned int b = index % BITS_PER_ARRAY_ENTRY;
r = get_array_entry(info, root, index, new_root);
if (r)
@ -200,7 +200,7 @@ int dm_bitset_test_bit(struct dm_disk_bitset *info, dm_block_t root,
uint32_t index, dm_block_t *new_root, bool *result)
{
int r;
unsigned b = index % BITS_PER_ARRAY_ENTRY;
unsigned int b = index % BITS_PER_ARRAY_ENTRY;
r = get_array_entry(info, root, index, new_root);
if (r)

16
drivers/md/persistent-data/dm-block-manager.c
View File

@ -58,10 +58,10 @@ struct waiter {
int wants_write;
};
static unsigned __find_holder(struct block_lock *lock,
static unsigned int __find_holder(struct block_lock *lock,
struct task_struct *task)
{
unsigned i;
unsigned int i;
for (i = 0; i < MAX_HOLDERS; i++)
if (lock->holders[i] == task)
@ -74,7 +74,7 @@ static unsigned __find_holder(struct block_lock *lock,
/* call this *after* you increment lock->count */
static void __add_holder(struct block_lock *lock, struct task_struct *task)
{
unsigned h = __find_holder(lock, NULL);
unsigned int h = __find_holder(lock, NULL);
#ifdef CONFIG_DM_DEBUG_BLOCK_STACK_TRACING
struct stack_store *t;
#endif
@ -91,14 +91,14 @@ static void __add_holder(struct block_lock *lock, struct task_struct *task)
/* call this *before* you decrement lock->count */
static void __del_holder(struct block_lock *lock, struct task_struct *task)
{
unsigned h = __find_holder(lock, task);
unsigned int h = __find_holder(lock, task);
lock->holders[h] = NULL;
put_task_struct(task);
}
static int __check_holder(struct block_lock *lock)
{
unsigned i;
unsigned int i;
for (i = 0; i < MAX_HOLDERS; i++) {
if (lock->holders[i] == current) {
@ -377,8 +377,8 @@ struct dm_block_manager {
};
struct dm_block_manager *dm_block_manager_create(struct block_device *bdev,
unsigned block_size,
unsigned max_held_per_thread)
unsigned int block_size,
unsigned int max_held_per_thread)
{
int r;
struct dm_block_manager *bm;
@ -416,7 +416,7 @@ void dm_block_manager_destroy(struct dm_block_manager *bm)
}
EXPORT_SYMBOL_GPL(dm_block_manager_destroy);
unsigned dm_bm_block_size(struct dm_block_manager *bm)
unsigned int dm_bm_block_size(struct dm_block_manager *bm)
{
return dm_bufio_get_block_size(bm->bufio);
}

6
drivers/md/persistent-data/dm-block-manager.h
View File

@ -33,11 +33,11 @@ void *dm_block_data(struct dm_block *b);
*/
struct dm_block_manager;
struct dm_block_manager *dm_block_manager_create(
struct block_device *bdev, unsigned block_size,
unsigned max_held_per_thread);
struct block_device *bdev, unsigned int block_size,
unsigned int max_held_per_thread);
void dm_block_manager_destroy(struct dm_block_manager *bm);
unsigned dm_bm_block_size(struct dm_block_manager *bm);
unsigned int dm_bm_block_size(struct dm_block_manager *bm);
dm_block_t dm_bm_nr_blocks(struct dm_block_manager *bm);
/*----------------------------------------------------------------*/

46
drivers/md/persistent-data/dm-btree-remove.c
View File

@ -125,10 +125,10 @@ static int node_copy(struct btree_node *left, struct btree_node *right, int shif
/*
* Delete a specific entry from a leaf node.
*/
static void delete_at(struct btree_node *n, unsigned index)
static void delete_at(struct btree_node *n, unsigned int index)
{
unsigned nr_entries = le32_to_cpu(n->header.nr_entries);
unsigned nr_to_copy = nr_entries - (index + 1);
unsigned int nr_entries = le32_to_cpu(n->header.nr_entries);
unsigned int nr_to_copy = nr_entries - (index + 1);
uint32_t value_size = le32_to_cpu(n->header.value_size);
BUG_ON(index >= nr_entries);
@ -145,20 +145,20 @@ static void delete_at(struct btree_node *n, unsigned index)
n->header.nr_entries = cpu_to_le32(nr_entries - 1);
}
static unsigned merge_threshold(struct btree_node *n)
static unsigned int merge_threshold(struct btree_node *n)
{
return le32_to_cpu(n->header.max_entries) / 3;
}
struct child {
unsigned index;
unsigned int index;
struct dm_block *block;
struct btree_node *n;
};
static int init_child(struct dm_btree_info *info, struct dm_btree_value_type *vt,
struct btree_node *parent,
unsigned index, struct child *result)
unsigned int index, struct child *result)
{
int r, inc;
dm_block_t root;
@ -264,7 +264,7 @@ static int __rebalance2(struct dm_btree_info *info, struct btree_node *parent,
/*
* Rebalance.
*/
unsigned target_left = (nr_left + nr_right) / 2;
unsigned int target_left = (nr_left + nr_right) / 2;
ret = shift(left, right, nr_left - target_left);
if (ret)
return ret;
@ -274,7 +274,7 @@ static int __rebalance2(struct dm_btree_info *info, struct btree_node *parent,
}
static int rebalance2(struct shadow_spine *s, struct dm_btree_info *info,
struct dm_btree_value_type *vt, unsigned left_index)
struct dm_btree_value_type *vt, unsigned int left_index)
{
int r;
struct btree_node *parent;
@ -311,7 +311,7 @@ static int delete_center_node(struct dm_btree_info *info, struct btree_node *par
uint32_t nr_left, uint32_t nr_center, uint32_t nr_right)
{
uint32_t max_entries = le32_to_cpu(left->header.max_entries);
unsigned shift = min(max_entries - nr_left, nr_center);
unsigned int shift = min(max_entries - nr_left, nr_center);
if (nr_left + shift > max_entries) {
DMERR("node shift out of bounds");
@ -352,10 +352,10 @@ static int redistribute3(struct dm_btree_info *info, struct btree_node *parent,
{
int s, ret;
uint32_t max_entries = le32_to_cpu(left->header.max_entries);
unsigned total = nr_left + nr_center + nr_right;
unsigned target_right = total / 3;
unsigned remainder = (target_right * 3) != total;
unsigned target_left = target_right + remainder;
unsigned int total = nr_left + nr_center + nr_right;
unsigned int target_right = total / 3;
unsigned int remainder = (target_right * 3) != total;
unsigned int target_left = target_right + remainder;
BUG_ON(target_left > max_entries);
BUG_ON(target_right > max_entries);
@ -423,7 +423,7 @@ static int __rebalance3(struct dm_btree_info *info, struct btree_node *parent,
uint32_t nr_center = le32_to_cpu(center->header.nr_entries);
uint32_t nr_right = le32_to_cpu(right->header.nr_entries);
unsigned threshold = merge_threshold(left) * 4 + 1;
unsigned int threshold = merge_threshold(left) * 4 + 1;
if ((left->header.max_entries != center->header.max_entries) ||
(center->header.max_entries != right->header.max_entries)) {
@ -441,7 +441,7 @@ static int __rebalance3(struct dm_btree_info *info, struct btree_node *parent,
}
static int rebalance3(struct shadow_spine *s, struct dm_btree_info *info,
struct dm_btree_value_type *vt, unsigned left_index)
struct dm_btree_value_type *vt, unsigned int left_index)
{
int r;
struct btree_node *parent = dm_block_data(shadow_current(s));
@ -520,7 +520,7 @@ static int rebalance_children(struct shadow_spine *s,
return r;
}
static int do_leaf(struct btree_node *n, uint64_t key, unsigned *index)
static int do_leaf(struct btree_node *n, uint64_t key, unsigned int *index)
{
int i = lower_bound(n, key);
@ -540,7 +540,7 @@ static int do_leaf(struct btree_node *n, uint64_t key, unsigned *index)
*/
static int remove_raw(struct shadow_spine *s, struct dm_btree_info *info,
struct dm_btree_value_type *vt, dm_block_t root,
uint64_t key, unsigned *index)
uint64_t key, unsigned int *index)
{
int i = *index, r;
struct btree_node *n;
@ -590,7 +590,7 @@ static int remove_raw(struct shadow_spine *s, struct dm_btree_info *info,
int dm_btree_remove(struct dm_btree_info *info, dm_block_t root,
uint64_t *keys, dm_block_t *new_root)
{
unsigned level, last_level = info->levels - 1;
unsigned int level, last_level = info->levels - 1;
int index = 0, r = 0;
struct shadow_spine spine;
struct btree_node *n;
@ -602,7 +602,7 @@ int dm_btree_remove(struct dm_btree_info *info, dm_block_t root,
r = remove_raw(&spine, info,
(level == last_level ?
&info->value_type : &le64_vt),
root, keys[level], (unsigned *)&index);
root, keys[level], (unsigned int *)&index);
if (r < 0)
break;
@ -686,9 +686,9 @@ static int remove_nearest(struct shadow_spine *s, struct dm_btree_info *info,
static int remove_one(struct dm_btree_info *info, dm_block_t root,
uint64_t *keys, uint64_t end_key,
dm_block_t *new_root, unsigned *nr_removed)
dm_block_t *new_root, unsigned int *nr_removed)
{
unsigned level, last_level = info->levels - 1;
unsigned int level, last_level = info->levels - 1;
int index = 0, r = 0;
struct shadow_spine spine;
struct btree_node *n;
@ -699,7 +699,7 @@ static int remove_one(struct dm_btree_info *info, dm_block_t root,
init_shadow_spine(&spine, info);
for (level = 0; level < last_level; level++) {
r = remove_raw(&spine, info, &le64_vt,
root, keys[level], (unsigned *) &index);
root, keys[level], (unsigned int *) &index);
if (r < 0)
goto out;
@ -743,7 +743,7 @@ static int remove_one(struct dm_btree_info *info, dm_block_t root,
int dm_btree_remove_leaves(struct dm_btree_info *info, dm_block_t root,
uint64_t *first_key, uint64_t end_key,
dm_block_t *new_root, unsigned *nr_removed)
dm_block_t *new_root, unsigned int *nr_removed)
{
int r;

4
drivers/md/persistent-data/dm-btree-spine.c
View File

@ -235,12 +235,12 @@ dm_block_t shadow_root(struct shadow_spine *s)
return s->root;
}
static void le64_inc(void *context, const void *value_le, unsigned count)
static void le64_inc(void *context, const void *value_le, unsigned int count)
{
dm_tm_with_runs(context, value_le, count, dm_tm_inc_range);
}
static void le64_dec(void *context, const void *value_le, unsigned count)
static void le64_dec(void *context, const void *value_le, unsigned int count)
{
dm_tm_with_runs(context, value_le, count, dm_tm_dec_range);
}

98
drivers/md/persistent-data/dm-btree.c
View File

@ -24,8 +24,8 @@ static void memcpy_disk(void *dest, const void *src, size_t len)
__dm_unbless_for_disk(src);
}
static void array_insert(void *base, size_t elt_size, unsigned nr_elts,
unsigned index, void *elt)
static void array_insert(void *base, size_t elt_size, unsigned int nr_elts,
unsigned int index, void *elt)
__dm_written_to_disk(elt)
{
if (index < nr_elts)
@ -81,7 +81,7 @@ void inc_children(struct dm_transaction_manager *tm, struct btree_node *n,
vt->inc(vt->context, value_ptr(n, 0), nr_entries);
}
static int insert_at(size_t value_size, struct btree_node *node, unsigned index,
static int insert_at(size_t value_size, struct btree_node *node, unsigned int index,
uint64_t key, void *value)
__dm_written_to_disk(value)
{
@ -163,9 +163,9 @@ EXPORT_SYMBOL_GPL(dm_btree_empty);
struct frame {
struct dm_block *b;
struct btree_node *n;
unsigned level;
unsigned nr_children;
unsigned current_child;
unsigned int level;
unsigned int nr_children;
unsigned int current_child;
};
struct del_stack {
@ -194,7 +194,7 @@ static int unprocessed_frames(struct del_stack *s)
static void prefetch_children(struct del_stack *s, struct frame *f)
{
unsigned i;
unsigned int i;
struct dm_block_manager *bm = dm_tm_get_bm(s->tm);
for (i = 0; i < f->nr_children; i++)
@ -206,7 +206,7 @@ static bool is_internal_level(struct dm_btree_info *info, struct frame *f)
return f->level < (info->levels - 1);
}
static int push_frame(struct del_stack *s, dm_block_t b, unsigned level)
static int push_frame(struct del_stack *s, dm_block_t b, unsigned int level)
{
int r;
uint32_t ref_count;
@ -372,7 +372,7 @@ static int btree_lookup_raw(struct ro_spine *s, dm_block_t block, uint64_t key,
int dm_btree_lookup(struct dm_btree_info *info, dm_block_t root,
uint64_t *keys, void *value_le)
{
unsigned level, last_level = info->levels - 1;
unsigned int level, last_level = info->levels - 1;
int r = -ENODATA;
uint64_t rkey;
__le64 internal_value_le;
@ -468,7 +468,7 @@ static int dm_btree_lookup_next_single(struct dm_btree_info *info, dm_block_t ro
int dm_btree_lookup_next(struct dm_btree_info *info, dm_block_t root,
uint64_t *keys, uint64_t *rkey, void *value_le)
{
unsigned level;
unsigned int level;
int r = -ENODATA;
__le64 internal_value_le;
struct ro_spine spine;
@ -503,9 +503,9 @@ EXPORT_SYMBOL_GPL(dm_btree_lookup_next);
* Copies entries from one region of a btree node to another. The regions
* must not overlap.
*/
static void copy_entries(struct btree_node *dest, unsigned dest_offset,
struct btree_node *src, unsigned src_offset,
unsigned count)
static void copy_entries(struct btree_node *dest, unsigned int dest_offset,
struct btree_node *src, unsigned int src_offset,
unsigned int count)
{
size_t value_size = le32_to_cpu(dest->header.value_size);
memcpy(dest->keys + dest_offset, src->keys + src_offset, count * sizeof(uint64_t));
@ -516,9 +516,9 @@ static void copy_entries(struct btree_node *dest, unsigned dest_offset,
* Moves entries from one region fo a btree node to another. The regions
* may overlap.
*/
static void move_entries(struct btree_node *dest, unsigned dest_offset,
struct btree_node *src, unsigned src_offset,
unsigned count)
static void move_entries(struct btree_node *dest, unsigned int dest_offset,
struct btree_node *src, unsigned int src_offset,
unsigned int count)
{
size_t value_size = le32_to_cpu(dest->header.value_size);
memmove(dest->keys + dest_offset, src->keys + src_offset, count * sizeof(uint64_t));
@ -529,7 +529,7 @@ static void move_entries(struct btree_node *dest, unsigned dest_offset,
* Erases the first 'count' entries of a btree node, shifting following
* entries down into their place.
*/
static void shift_down(struct btree_node *n, unsigned count)
static void shift_down(struct btree_node *n, unsigned int count)
{
move_entries(n, 0, n, count, le32_to_cpu(n->header.nr_entries) - count);
}
@ -538,7 +538,7 @@ static void shift_down(struct btree_node *n, unsigned count)
* Moves entries in a btree node up 'count' places, making space for
* new entries at the start of the node.
*/
static void shift_up(struct btree_node *n, unsigned count)
static void shift_up(struct btree_node *n, unsigned int count)
{
move_entries(n, count, n, 0, le32_to_cpu(n->header.nr_entries));
}
@ -549,18 +549,18 @@ static void shift_up(struct btree_node *n, unsigned count)
*/
static void redistribute2(struct btree_node *left, struct btree_node *right)
{
unsigned nr_left = le32_to_cpu(left->header.nr_entries);
unsigned nr_right = le32_to_cpu(right->header.nr_entries);
unsigned total = nr_left + nr_right;
unsigned target_left = total / 2;
unsigned target_right = total - target_left;
unsigned int nr_left = le32_to_cpu(left->header.nr_entries);
unsigned int nr_right = le32_to_cpu(right->header.nr_entries);
unsigned int total = nr_left + nr_right;
unsigned int target_left = total / 2;
unsigned int target_right = total - target_left;
if (nr_left < target_left) {
unsigned delta = target_left - nr_left;
unsigned int delta = target_left - nr_left;
copy_entries(left, nr_left, right, 0, delta);
shift_down(right, delta);
} else if (nr_left > target_left) {
unsigned delta = nr_left - target_left;
unsigned int delta = nr_left - target_left;
if (nr_right)
shift_up(right, delta);
copy_entries(right, 0, left, target_left, delta);
@ -577,10 +577,10 @@ static void redistribute2(struct btree_node *left, struct btree_node *right)
static void redistribute3(struct btree_node *left, struct btree_node *center,
struct btree_node *right)
{
unsigned nr_left = le32_to_cpu(left->header.nr_entries);
unsigned nr_center = le32_to_cpu(center->header.nr_entries);
unsigned nr_right = le32_to_cpu(right->header.nr_entries);
unsigned total, target_left, target_center, target_right;
unsigned int nr_left = le32_to_cpu(left->header.nr_entries);
unsigned int nr_center = le32_to_cpu(center->header.nr_entries);
unsigned int nr_right = le32_to_cpu(right->header.nr_entries);
unsigned int total, target_left, target_center, target_right;
BUG_ON(nr_center);
@ -590,19 +590,19 @@ static void redistribute3(struct btree_node *left, struct btree_node *center,
target_right = (total - target_left - target_center);
if (nr_left < target_left) {
unsigned left_short = target_left - nr_left;
unsigned int left_short = target_left - nr_left;
copy_entries(left, nr_left, right, 0, left_short);
copy_entries(center, 0, right, left_short, target_center);
shift_down(right, nr_right - target_right);
} else if (nr_left < (target_left + target_center)) {
unsigned left_to_center = nr_left - target_left;
unsigned int left_to_center = nr_left - target_left;
copy_entries(center, 0, left, target_left, left_to_center);
copy_entries(center, left_to_center, right, 0, target_center - left_to_center);
shift_down(right, nr_right - target_right);
} else {
unsigned right_short = target_right - nr_right;
unsigned int right_short = target_right - nr_right;
shift_up(right, right_short);
copy_entries(right, 0, left, nr_left - right_short, right_short);
copy_entries(center, 0, left, target_left, nr_left - target_left);
@ -643,7 +643,7 @@ static void redistribute3(struct btree_node *left, struct btree_node *center,
*
* Where A* is a shadow of A.
*/
static int split_one_into_two(struct shadow_spine *s, unsigned parent_index,
static int split_one_into_two(struct shadow_spine *s, unsigned int parent_index,
struct dm_btree_value_type *vt, uint64_t key)
{
int r;
@ -697,7 +697,7 @@ static int split_one_into_two(struct shadow_spine *s, unsigned parent_index,
* to the new shadow.
*/
static int shadow_child(struct dm_btree_info *info, struct dm_btree_value_type *vt,
struct btree_node *parent, unsigned index,
struct btree_node *parent, unsigned int index,
struct dm_block **result)
{
int r, inc;
@ -726,11 +726,11 @@ static int shadow_child(struct dm_btree_info *info, struct dm_btree_value_type *
* Splits two nodes into three. This is more work, but results in fuller
* nodes, so saves metadata space.
*/
static int split_two_into_three(struct shadow_spine *s, unsigned parent_index,
static int split_two_into_three(struct shadow_spine *s, unsigned int parent_index,
struct dm_btree_value_type *vt, uint64_t key)
{
int r;
unsigned middle_index;
unsigned int middle_index;
struct dm_block *left, *middle, *right, *parent;
struct btree_node *ln, *rn, *mn, *pn;
__le64 location;
@ -831,7 +831,7 @@ static int btree_split_beneath(struct shadow_spine *s, uint64_t key)
{
int r;
size_t size;
unsigned nr_left, nr_right;
unsigned int nr_left, nr_right;
struct dm_block *left, *right, *new_parent;
struct btree_node *pn, *ln, *rn;
__le64 val;
@ -905,7 +905,7 @@ static int btree_split_beneath(struct shadow_spine *s, uint64_t key)
* Redistributes a node's entries with its left sibling.
*/
static int rebalance_left(struct shadow_spine *s, struct dm_btree_value_type *vt,
unsigned parent_index, uint64_t key)
unsigned int parent_index, uint64_t key)
{
int r;
struct dm_block *sib;
@ -934,7 +934,7 @@ static int rebalance_left(struct shadow_spine *s, struct dm_btree_value_type *vt
* Redistributes a nodes entries with its right sibling.
*/
static int rebalance_right(struct shadow_spine *s, struct dm_btree_value_type *vt,
unsigned parent_index, uint64_t key)
unsigned int parent_index, uint64_t key)
{
int r;
struct dm_block *sib;
@ -962,10 +962,10 @@ static int rebalance_right(struct shadow_spine *s, struct dm_btree_value_type *v
/*
* Returns the number of spare entries in a node.
*/
static int get_node_free_space(struct dm_btree_info *info, dm_block_t b, unsigned *space)
static int get_node_free_space(struct dm_btree_info *info, dm_block_t b, unsigned int *space)
{
int r;
unsigned nr_entries;
unsigned int nr_entries;
struct dm_block *block;
struct btree_node *node;
@ -991,12 +991,12 @@ static int get_node_free_space(struct dm_btree_info *info, dm_block_t b, unsigne
*/
#define SPACE_THRESHOLD 8
static int rebalance_or_split(struct shadow_spine *s, struct dm_btree_value_type *vt,
unsigned parent_index, uint64_t key)
unsigned int parent_index, uint64_t key)
{
int r;
struct btree_node *parent = dm_block_data(shadow_parent(s));
unsigned nr_parent = le32_to_cpu(parent->header.nr_entries);
unsigned free_space;
unsigned int nr_parent = le32_to_cpu(parent->header.nr_entries);
unsigned int free_space;
int left_shared = 0, right_shared = 0;
/* Should we move entries to the left sibling? */
@ -1081,7 +1081,7 @@ static bool has_space_for_insert(struct btree_node *node, uint64_t key)
static int btree_insert_raw(struct shadow_spine *s, dm_block_t root,
struct dm_btree_value_type *vt,
uint64_t key, unsigned *index)
uint64_t key, unsigned int *index)
{
int r, i = *index, top = 1;
struct btree_node *node;
@ -1215,7 +1215,7 @@ int btree_get_overwrite_leaf(struct dm_btree_info *info, dm_block_t root,
}
static bool need_insert(struct btree_node *node, uint64_t *keys,
unsigned level, unsigned index)
unsigned int level, unsigned int index)
{
return ((index >= le32_to_cpu(node->header.nr_entries)) ||
(le64_to_cpu(node->keys[index]) != keys[level]));
@ -1227,7 +1227,7 @@ static int insert(struct dm_btree_info *info, dm_block_t root,
__dm_written_to_disk(value)
{
int r;
unsigned level, index = -1, last_level = info->levels - 1;
unsigned int level, index = -1, last_level = info->levels - 1;
dm_block_t block = root;
struct shadow_spine spine;
struct btree_node *n;
@ -1413,7 +1413,7 @@ static int walk_node(struct dm_btree_info *info, dm_block_t block,
void *context)
{
int r;
unsigned i, nr;
unsigned int i, nr;
struct dm_block *node;
struct btree_node *n;
uint64_t keys;
@ -1456,7 +1456,7 @@ EXPORT_SYMBOL_GPL(dm_btree_walk);
static void prefetch_values(struct dm_btree_cursor *c)
{
unsigned i, nr;
unsigned int i, nr;
__le64 value_le;
struct cursor_node *n = c->nodes + c->depth - 1;
struct btree_node *bn = dm_block_data(n->b);

12
drivers/md/persistent-data/dm-btree.h
View File

@ -59,14 +59,14 @@ struct dm_btree_value_type {
* somewhere.) This method is _not_ called for insertion of a new
* value: It is assumed the ref count is already 1.
*/
void (*inc)(void *context, const void *value, unsigned count);
void (*inc)(void *context, const void *value, unsigned int count);
/*
* These values are being deleted. The btree takes care of freeing
* the memory pointed to by @value. Often the del function just
* needs to decrement a reference counts somewhere.
*/
void (*dec)(void *context, const void *value, unsigned count);
void (*dec)(void *context, const void *value, unsigned int count);
/*
* A test for equality between two values. When a value is
@ -85,7 +85,7 @@ struct dm_btree_info {
/*
* Number of nested btrees. (Not the depth of a single tree.)
*/
unsigned levels;
unsigned int levels;
struct dm_btree_value_type value_type;
};
@ -150,7 +150,7 @@ int dm_btree_remove(struct dm_btree_info *info, dm_block_t root,
*/
int dm_btree_remove_leaves(struct dm_btree_info *info, dm_block_t root,
uint64_t *keys, uint64_t end_key,
dm_block_t *new_root, unsigned *nr_removed);
dm_block_t *new_root, unsigned int *nr_removed);
/*
* Returns < 0 on failure. Otherwise the number of key entries that have
@ -189,7 +189,7 @@ int dm_btree_walk(struct dm_btree_info *info, dm_block_t root,
struct cursor_node {
struct dm_block *b;
unsigned index;
unsigned int index;
};
struct dm_btree_cursor {
@ -197,7 +197,7 @@ struct dm_btree_cursor {
dm_block_t root;
bool prefetch_leaves;
unsigned depth;
unsigned int depth;
struct cursor_node nodes[DM_BTREE_CURSOR_MAX_DEPTH];
};

6
drivers/md/persistent-data/dm-persistent-data-internal.h
View File

@ -10,11 +10,11 @@
#include "dm-block-manager.h"
static inline unsigned dm_hash_block(dm_block_t b, unsigned hash_mask)
static inline unsigned int dm_hash_block(dm_block_t b, unsigned int hash_mask)
{
const unsigned BIG_PRIME = 4294967291UL;
const unsigned int BIG_PRIME = 4294967291UL;
return (((unsigned) b) * BIG_PRIME) & hash_mask;
return (((unsigned int) b) * BIG_PRIME) & hash_mask;
}
#endif /* _PERSISTENT_DATA_INTERNAL_H */

28
drivers/md/persistent-data/dm-space-map-common.c
View File

@ -127,7 +127,7 @@ static void *dm_bitmap_data(struct dm_block *b)
#define WORD_MASK_HIGH 0xAAAAAAAAAAAAAAAAULL
static unsigned dm_bitmap_word_used(void *addr, unsigned b)
static unsigned int dm_bitmap_word_used(void *addr, unsigned int b)
{
__le64 *words_le = addr;
__le64 *w_le = words_le + (b >> ENTRIES_SHIFT);
@ -138,11 +138,11 @@ static unsigned dm_bitmap_word_used(void *addr, unsigned b)
return !(~bits & mask);
}
static unsigned sm_lookup_bitmap(void *addr, unsigned b)
static unsigned int sm_lookup_bitmap(void *addr, unsigned int b)
{
__le64 *words_le = addr;
__le64 *w_le = words_le + (b >> ENTRIES_SHIFT);
unsigned hi, lo;
unsigned int hi, lo;
b = (b & (ENTRIES_PER_WORD - 1)) << 1;
hi = !!test_bit_le(b, (void *) w_le);
@ -150,7 +150,7 @@ static unsigned sm_lookup_bitmap(void *addr, unsigned b)
return (hi << 1) | lo;
}
static void sm_set_bitmap(void *addr, unsigned b, unsigned val)
static void sm_set_bitmap(void *addr, unsigned int b, unsigned int val)
{
__le64 *words_le = addr;
__le64 *w_le = words_le + (b >> ENTRIES_SHIFT);
@ -168,8 +168,8 @@ static void sm_set_bitmap(void *addr, unsigned b, unsigned val)
__clear_bit_le(b + 1, (void *) w_le);
}
static int sm_find_free(void *addr, unsigned begin, unsigned end,
unsigned *result)
static int sm_find_free(void *addr, unsigned int begin, unsigned int end,
unsigned int *result)
{
while (begin < end) {
if (!(begin & (ENTRIES_PER_WORD - 1)) &&
@ -238,7 +238,7 @@ int sm_ll_extend(struct ll_disk *ll, dm_block_t extra_blocks)
{
int r;
dm_block_t i, nr_blocks, nr_indexes;
unsigned old_blocks, blocks;
unsigned int old_blocks, blocks;
nr_blocks = ll->nr_blocks + extra_blocks;
old_blocks = dm_sector_div_up(ll->nr_blocks, ll->entries_per_block);
@ -352,7 +352,7 @@ int sm_ll_find_free_block(struct ll_disk *ll, dm_block_t begin,
for (i = index_begin; i < index_end; i++, begin = 0) {
struct dm_block *blk;
unsigned position;
unsigned int position;
uint32_t bit_end;
r = ll->load_ie(ll, i, &ie_disk);
@ -370,7 +370,7 @@ int sm_ll_find_free_block(struct ll_disk *ll, dm_block_t begin,
bit_end = (i == index_end - 1) ? end : ll->entries_per_block;
r = sm_find_free(dm_bitmap_data(blk),
max_t(unsigned, begin, le32_to_cpu(ie_disk.none_free_before)),
max_t(unsigned int, begin, le32_to_cpu(ie_disk.none_free_before)),
bit_end, &position);
if (r == -ENOSPC) {
/*
@ -1098,7 +1098,7 @@ static inline int ie_cache_writeback(struct ll_disk *ll, struct ie_cache *iec)
&iec->index, &iec->ie, &ll->bitmap_root);
}
static inline unsigned hash_index(dm_block_t index)
static inline unsigned int hash_index(dm_block_t index)
{
return dm_hash_block(index, IE_CACHE_MASK);
}
@ -1107,7 +1107,7 @@ static int disk_ll_load_ie(struct ll_disk *ll, dm_block_t index,
struct disk_index_entry *ie)
{
int r;
unsigned h = hash_index(index);
unsigned int h = hash_index(index);
struct ie_cache *iec = ll->ie_cache + h;
if (iec->valid) {
@ -1138,7 +1138,7 @@ static int disk_ll_save_ie(struct ll_disk *ll, dm_block_t index,
struct disk_index_entry *ie)
{
int r;
unsigned h = hash_index(index);
unsigned int h = hash_index(index);
struct ie_cache *iec = ll->ie_cache + h;
ll->bitmap_index_changed = true;
@ -1165,7 +1165,7 @@ static int disk_ll_save_ie(struct ll_disk *ll, dm_block_t index,
static int disk_ll_init_index(struct ll_disk *ll)
{
unsigned i;
unsigned int i;
for (i = 0; i < IE_CACHE_SIZE; i++) {
struct ie_cache *iec = ll->ie_cache + i;
iec->valid = false;
@ -1187,7 +1187,7 @@ static dm_block_t disk_ll_max_entries(struct ll_disk *ll)
static int disk_ll_commit(struct ll_disk *ll)
{
int r = 0;
unsigned i;
unsigned int i;
for (i = 0; i < IE_CACHE_SIZE; i++) {
struct ie_cache *iec = ll->ie_cache + i;

20
drivers/md/persistent-data/dm-space-map-metadata.c
View File

@ -95,8 +95,8 @@ struct block_op {
};
struct bop_ring_buffer {
unsigned begin;
unsigned end;
unsigned int begin;
unsigned int end;
struct block_op bops[MAX_RECURSIVE_ALLOCATIONS + 1];
};
@ -111,9 +111,9 @@ static bool brb_empty(struct bop_ring_buffer *brb)
return brb->begin == brb->end;
}
static unsigned brb_next(struct bop_ring_buffer *brb, unsigned old)
static unsigned int brb_next(struct bop_ring_buffer *brb, unsigned int old)
{
unsigned r = old + 1;
unsigned int r = old + 1;
return r >= ARRAY_SIZE(brb->bops) ? 0 : r;
}
@ -121,7 +121,7 @@ static int brb_push(struct bop_ring_buffer *brb,
enum block_op_type type, dm_block_t b, dm_block_t e)
{
struct block_op *bop;
unsigned next = brb_next(brb, brb->end);
unsigned int next = brb_next(brb, brb->end);
/*
* We don't allow the last bop to be filled, this way we can
@ -172,8 +172,8 @@ struct sm_metadata {
dm_block_t begin;
unsigned recursion_count;
unsigned allocated_this_transaction;
unsigned int recursion_count;
unsigned int allocated_this_transaction;
struct bop_ring_buffer uncommitted;
struct threshold threshold;
@ -301,9 +301,9 @@ static int sm_metadata_get_count(struct dm_space_map *sm, dm_block_t b,
uint32_t *result)
{
int r;
unsigned i;
unsigned int i;
struct sm_metadata *smm = container_of(sm, struct sm_metadata, sm);
unsigned adjustment = 0;
unsigned int adjustment = 0;
/*
* We may have some uncommitted adjustments to add. This list
@ -341,7 +341,7 @@ static int sm_metadata_count_is_more_than_one(struct dm_space_map *sm,
dm_block_t b, int *result)
{
int r, adjustment = 0;
unsigned i;
unsigned int i;
struct sm_metadata *smm = container_of(sm, struct sm_metadata, sm);
uint32_t rc;

16
drivers/md/persistent-data/dm-transaction-manager.c
View File

@ -29,14 +29,14 @@ struct prefetch_set {
dm_block_t blocks[PREFETCH_SIZE];
};
static unsigned prefetch_hash(dm_block_t b)
static unsigned int prefetch_hash(dm_block_t b)
{
return hash_64(b, PREFETCH_BITS);
}
static void prefetch_wipe(struct prefetch_set *p)
{
unsigned i;
unsigned int i;
for (i = 0; i < PREFETCH_SIZE; i++)
p->blocks[i] = PREFETCH_SENTINEL;
}
@ -49,7 +49,7 @@ static void prefetch_init(struct prefetch_set *p)
static void prefetch_add(struct prefetch_set *p, dm_block_t b)
{
unsigned h = prefetch_hash(b);
unsigned int h = prefetch_hash(b);
mutex_lock(&p->lock);
if (p->blocks[h] == PREFETCH_SENTINEL)
@ -60,7 +60,7 @@ static void prefetch_add(struct prefetch_set *p, dm_block_t b)
static void prefetch_issue(struct prefetch_set *p, struct dm_block_manager *bm)
{
unsigned i;
unsigned int i;
mutex_lock(&p->lock);
@ -104,7 +104,7 @@ struct dm_transaction_manager {
static int is_shadow(struct dm_transaction_manager *tm, dm_block_t b)
{
int r = 0;
unsigned bucket = dm_hash_block(b, DM_HASH_MASK);
unsigned int bucket = dm_hash_block(b, DM_HASH_MASK);
struct shadow_info *si;
spin_lock(&tm->lock);
@ -124,7 +124,7 @@ static int is_shadow(struct dm_transaction_manager *tm, dm_block_t b)
*/
static void insert_shadow(struct dm_transaction_manager *tm, dm_block_t b)
{
unsigned bucket;
unsigned int bucket;
struct shadow_info *si;
si = kmalloc(sizeof(*si), GFP_NOIO);
@ -394,11 +394,11 @@ void dm_tm_dec_range(struct dm_transaction_manager *tm, dm_block_t b, dm_block_t
EXPORT_SYMBOL_GPL(dm_tm_dec_range);
void dm_tm_with_runs(struct dm_transaction_manager *tm,
const __le64 *value_le, unsigned count, dm_tm_run_fn fn)
const __le64 *value_le, unsigned int count, dm_tm_run_fn fn)
{
uint64_t b, begin, end;
bool in_run = false;
unsigned i;
unsigned int i;
for (i = 0; i < count; i++, value_le++) {
b = le64_to_cpu(*value_le);

2
drivers/md/persistent-data/dm-transaction-manager.h
View File

@ -112,7 +112,7 @@ void dm_tm_dec_range(struct dm_transaction_manager *tm, dm_block_t b, dm_block_t
*/
typedef void (*dm_tm_run_fn)(struct dm_transaction_manager *, dm_block_t, dm_block_t);
void dm_tm_with_runs(struct dm_transaction_manager *tm,
const __le64 *value_le, unsigned count, dm_tm_run_fn fn);
const __le64 *value_le, unsigned int count, dm_tm_run_fn fn);
int dm_tm_ref(struct dm_transaction_manager *tm, dm_block_t b, uint32_t *result);

38
include/linux/device-mapper.h
View File

@ -88,10 +88,10 @@ typedef int (*dm_preresume_fn) (struct dm_target *ti);
typedef void (*dm_resume_fn) (struct dm_target *ti);
typedef void (*dm_status_fn) (struct dm_target *ti, status_type_t status_type,
unsigned status_flags, char *result, unsigned maxlen);
unsigned int status_flags, char *result, unsigned int maxlen);
typedef int (*dm_message_fn) (struct dm_target *ti, unsigned argc, char **argv,
char *result, unsigned maxlen);
typedef int (*dm_message_fn) (struct dm_target *ti, unsigned int argc, char **argv,
char *result, unsigned int maxlen);
typedef int (*dm_prepare_ioctl_fn) (struct dm_target *ti, struct block_device **bdev);
@ -188,7 +188,7 @@ struct target_type {
uint64_t features;
const char *name;
struct module *module;
unsigned version[3];
unsigned int version[3];
dm_ctr_fn ctr;
dm_dtr_fn dtr;
dm_map_fn map;
@ -314,31 +314,31 @@ struct dm_target {
* It is a responsibility of the target driver to remap these bios
* to the real underlying devices.
*/
unsigned num_flush_bios;
unsigned int num_flush_bios;
/*
* The number of discard bios that will be submitted to the target.
* The bio number can be accessed with dm_bio_get_target_bio_nr.
*/
unsigned num_discard_bios;
unsigned int num_discard_bios;
/*
* The number of secure erase bios that will be submitted to the target.
* The bio number can be accessed with dm_bio_get_target_bio_nr.
*/
unsigned num_secure_erase_bios;
unsigned int num_secure_erase_bios;
/*
* The number of WRITE ZEROES bios that will be submitted to the target.
* The bio number can be accessed with dm_bio_get_target_bio_nr.
*/
unsigned num_write_zeroes_bios;
unsigned int num_write_zeroes_bios;
/*
* The minimum number of extra bytes allocated in each io for the
* target to use.
*/
unsigned per_io_data_size;
unsigned int per_io_data_size;
/* target specific data */
void *private;
@ -384,7 +384,7 @@ struct dm_target {
void *dm_per_bio_data(struct bio *bio, size_t data_size);
struct bio *dm_bio_from_per_bio_data(void *data, size_t data_size);
unsigned dm_bio_get_target_bio_nr(const struct bio *bio);
unsigned int dm_bio_get_target_bio_nr(const struct bio *bio);
u64 dm_start_time_ns_from_clone(struct bio *bio);
@ -395,7 +395,7 @@ void dm_unregister_target(struct target_type *t);
* Target argument parsing.
*/
struct dm_arg_set {
unsigned argc;
unsigned int argc;
char **argv;
};
@ -404,8 +404,8 @@ struct dm_arg_set {
* the error message to use if the number is found to be outside that range.
*/
struct dm_arg {
unsigned min;
unsigned max;
unsigned int min;
unsigned int max;
char *error;
};
@ -414,7 +414,7 @@ struct dm_arg {
* returning -EINVAL and setting *error.
*/
int dm_read_arg(const struct dm_arg *arg, struct dm_arg_set *arg_set,
unsigned *value, char **error);
unsigned int *value, char **error);
/*
* Process the next argument as the start of a group containing between
@ -422,7 +422,7 @@ int dm_read_arg(const struct dm_arg *arg, struct dm_arg_set *arg_set,
* *num_args or, if invalid, return -EINVAL and set *error.
*/
int dm_read_arg_group(const struct dm_arg *arg, struct dm_arg_set *arg_set,
unsigned *num_args, char **error);
unsigned int *num_args, char **error);
/*
* Return the current argument and shift to the next.
@ -432,7 +432,7 @@ const char *dm_shift_arg(struct dm_arg_set *as);
/*
* Move through num_args arguments.
*/
void dm_consume_args(struct dm_arg_set *as, unsigned num_args);
void dm_consume_args(struct dm_arg_set *as, unsigned int num_args);
/*-----------------------------------------------------------------
* Functions for creating and manipulating mapped devices.
@ -462,7 +462,7 @@ void *dm_get_mdptr(struct mapped_device *md);
/*
* A device can still be used while suspended, but I/O is deferred.
*/
int dm_suspend(struct mapped_device *md, unsigned suspend_flags);
int dm_suspend(struct mapped_device *md, unsigned int suspend_flags);
int dm_resume(struct mapped_device *md);
/*
@ -482,7 +482,7 @@ struct gendisk *dm_disk(struct mapped_device *md);
int dm_suspended(struct dm_target *ti);
int dm_post_suspending(struct dm_target *ti);
int dm_noflush_suspending(struct dm_target *ti);
void dm_accept_partial_bio(struct bio *bio, unsigned n_sectors);
void dm_accept_partial_bio(struct bio *bio, unsigned int n_sectors);
void dm_submit_bio_remap(struct bio *clone, struct bio *tgt_clone);
union map_info *dm_get_rq_mapinfo(struct request *rq);
@ -526,7 +526,7 @@ int dm_set_geometry(struct mapped_device *md, struct hd_geometry *geo);
* First create an empty table.
*/
int dm_table_create(struct dm_table **result, fmode_t mode,
unsigned num_targets, struct mapped_device *md);
unsigned int num_targets, struct mapped_device *md);
/*
* Then call this once for each target.

12
include/linux/dm-bufio.h
View File

@ -27,8 +27,8 @@ struct dm_buffer;
* Create a buffered IO cache on a given device
*/
struct dm_bufio_client *
dm_bufio_client_create(struct block_device *bdev, unsigned block_size,
unsigned reserved_buffers, unsigned aux_size,
dm_bufio_client_create(struct block_device *bdev, unsigned int block_size,
unsigned int reserved_buffers, unsigned int aux_size,
void (*alloc_callback)(struct dm_buffer *),
void (*write_callback)(struct dm_buffer *),
unsigned int flags);
@ -82,7 +82,7 @@ void *dm_bufio_new(struct dm_bufio_client *c, sector_t block,
* I/O to finish.
*/
void dm_bufio_prefetch(struct dm_bufio_client *c,
sector_t block, unsigned n_blocks);
sector_t block, unsigned int n_blocks);
/*
* Release a reference obtained with dm_bufio_{read,get,new}. The data
@ -107,7 +107,7 @@ void dm_bufio_mark_buffer_dirty(struct dm_buffer *b);
* write the specified part of the buffer or it may write a larger superset.
*/
void dm_bufio_mark_partial_buffer_dirty(struct dm_buffer *b,
unsigned start, unsigned end);
unsigned int start, unsigned int end);
/*
* Initiate writing of dirty buffers, without waiting for completion.
@ -153,9 +153,9 @@ void dm_bufio_forget_buffers(struct dm_bufio_client *c, sector_t block, sector_t
/*
* Set the minimum number of buffers before cleanup happens.
*/
void dm_bufio_set_minimum_buffers(struct dm_bufio_client *c, unsigned n);
void dm_bufio_set_minimum_buffers(struct dm_bufio_client *c, unsigned int n);
unsigned dm_bufio_get_block_size(struct dm_bufio_client *c);
unsigned int dm_bufio_get_block_size(struct dm_bufio_client *c);
sector_t dm_bufio_get_device_size(struct dm_bufio_client *c);
struct dm_io_client *dm_bufio_get_dm_io_client(struct dm_bufio_client *c);
sector_t dm_bufio_get_block_number(struct dm_buffer *b);

6
include/linux/dm-dirty-log.h
View File

@ -34,7 +34,7 @@ struct dm_dirty_log_type {
struct list_head list;
int (*ctr)(struct dm_dirty_log *log, struct dm_target *ti,
unsigned argc, char **argv);
unsigned int argc, char **argv);
void (*dtr)(struct dm_dirty_log *log);
/*
@ -117,7 +117,7 @@ struct dm_dirty_log_type {
* Support function for mirror status requests.
*/
int (*status)(struct dm_dirty_log *log, status_type_t status_type,
char *result, unsigned maxlen);
char *result, unsigned int maxlen);
/*
* is_remote_recovering is necessary for cluster mirroring. It provides
@ -140,7 +140,7 @@ int dm_dirty_log_type_unregister(struct dm_dirty_log_type *type);
struct dm_dirty_log *dm_dirty_log_create(const char *type_name,
struct dm_target *ti,
int (*flush_callback_fn)(struct dm_target *ti),
unsigned argc, char **argv);
unsigned int argc, char **argv);
void dm_dirty_log_destroy(struct dm_dirty_log *log);
#endif /* __KERNEL__ */

8
include/linux/dm-io.h
View File

@ -27,7 +27,7 @@ struct page_list {
struct page *page;
};
typedef void (*io_notify_fn)(unsigned long error, void *context);
typedef void (*io_notify_fn)(unsigned int long error, void *context);
enum dm_io_mem_type {
DM_IO_PAGE_LIST,/* Page list */
@ -39,7 +39,7 @@ enum dm_io_mem_type {
struct dm_io_memory {
enum dm_io_mem_type type;
unsigned offset;
unsigned int offset;
union {
struct page_list *pl;
@ -79,8 +79,8 @@ void dm_io_client_destroy(struct dm_io_client *client);
* Each bit in the optional 'sync_error_bits' bitset indicates whether an
* error occurred doing io to the corresponding region.
*/
int dm_io(struct dm_io_request *io_req, unsigned num_regions,
struct dm_io_region *region, unsigned long *sync_error_bits);
int dm_io(struct dm_io_request *io_req, unsigned int num_regions,
struct dm_io_region *region, unsigned int long *sync_error_bits);
#endif /* __KERNEL__ */
#endif /* _LINUX_DM_IO_H */

22
include/linux/dm-kcopyd.h
View File

@ -24,11 +24,11 @@
#define DM_KCOPYD_WRITE_SEQ 2
struct dm_kcopyd_throttle {
unsigned throttle;
unsigned num_io_jobs;
unsigned io_period;
unsigned total_period;
unsigned last_jiffies;
unsigned int throttle;
unsigned int num_io_jobs;
unsigned int io_period;
unsigned int total_period;
unsigned int last_jiffies;
};
/*
@ -61,12 +61,12 @@ void dm_kcopyd_client_flush(struct dm_kcopyd_client *kc);
* read_err is a boolean,
* write_err is a bitset, with 1 bit for each destination region
*/
typedef void (*dm_kcopyd_notify_fn)(int read_err, unsigned long write_err,
typedef void (*dm_kcopyd_notify_fn)(int read_err, unsigned int long write_err,
void *context);
void dm_kcopyd_copy(struct dm_kcopyd_client *kc, struct dm_io_region *from,
unsigned num_dests, struct dm_io_region *dests,
unsigned flags, dm_kcopyd_notify_fn fn, void *context);
unsigned int num_dests, struct dm_io_region *dests,
unsigned int flags, dm_kcopyd_notify_fn fn, void *context);
/*
* Prepare a callback and submit it via the kcopyd thread.
@ -81,11 +81,11 @@ void dm_kcopyd_copy(struct dm_kcopyd_client *kc, struct dm_io_region *from,
*/
void *dm_kcopyd_prepare_callback(struct dm_kcopyd_client *kc,
dm_kcopyd_notify_fn fn, void *context);
void dm_kcopyd_do_callback(void *job, int read_err, unsigned long write_err);
void dm_kcopyd_do_callback(void *job, int read_err, unsigned int long write_err);
void dm_kcopyd_zero(struct dm_kcopyd_client *kc,
unsigned num_dests, struct dm_io_region *dests,
unsigned flags, dm_kcopyd_notify_fn fn, void *context);
unsigned int num_dests, struct dm_io_region *dests,
unsigned int flags, dm_kcopyd_notify_fn fn, void *context);
#endif /* __KERNEL__ */
#endif /* _LINUX_DM_KCOPYD_H */

2
include/linux/dm-region-hash.h
View File

@ -38,7 +38,7 @@ struct dm_region_hash *dm_region_hash_create(
struct bio_list *bios),
void (*wakeup_workers)(void *context),
void (*wakeup_all_recovery_waiters)(void *context),
sector_t target_begin, unsigned max_recovery,
sector_t target_begin, unsigned int max_recovery,
struct dm_dirty_log *log, uint32_t region_size,
region_t nr_regions);
void dm_region_hash_destroy(struct dm_region_hash *rh);