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block-6.1-2022-11-18

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Merge tag 'block-6.1-2022-11-18' of git://git.kernel.dk/linux

Pull block fixes from Jens Axboe:

 - NVMe pull request via Christoph:
      - Two more bogus nid quirks (Bean Huo, Tiago Dias Ferreira)
      - Memory leak fix in nvmet (Sagi Grimberg)

 - Regression fix for block cgroups pinning the wrong blkcg, causing
   leaks of cgroups and blkcgs (Chris)

 - UAF fix for drbd setup error handling (Dan)

 - Fix DMA alignment propagation in DM (Keith)

* tag 'block-6.1-2022-11-18' of git://git.kernel.dk/linux:
  dm-log-writes: set dma_alignment limit in io_hints
  dm-integrity: set dma_alignment limit in io_hints
  block: make blk_set_default_limits() private
  dm-crypt: provide dma_alignment limit in io_hints
  block: make dma_alignment a stacking queue_limit
  nvmet: fix a memory leak in nvmet_auth_set_key
  nvme-pci: add NVME_QUIRK_BOGUS_NID for Netac NV7000
  drbd: use after free in drbd_create_device()
  nvme-pci: add NVME_QUIRK_BOGUS_NID for Micron Nitro
  blk-cgroup: properly pin the parent in blkcg_css_online
This commit is contained in:
Linus Torvalds 2022-11-18 13:59:45 -08:00
commit f4408c3dfc
11 changed files with 26 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
block/blk-cgroup.c
View File

@ -1213,7 +1213,7 @@ static int blkcg_css_online(struct cgroup_subsys_state *css)
* parent so that offline always happens towards the root.
*/
if (parent)
blkcg_pin_online(css);
blkcg_pin_online(&parent->css);
return 0;
}

1
block/blk-core.c
View File

@ -425,7 +425,6 @@ struct request_queue *blk_alloc_queue(int node_id, bool alloc_srcu)
PERCPU_REF_INIT_ATOMIC, GFP_KERNEL))
goto fail_stats;
blk_queue_dma_alignment(q, 511);
blk_set_default_limits(&q->limits);
q->nr_requests = BLKDEV_DEFAULT_RQ;

9
block/blk-settings.c
View File

@ -57,8 +57,8 @@ void blk_set_default_limits(struct queue_limits *lim)
lim->misaligned = 0;
lim->zoned = BLK_ZONED_NONE;
lim->zone_write_granularity = 0;
lim->dma_alignment = 511;
}
EXPORT_SYMBOL(blk_set_default_limits);
/**
* blk_set_stacking_limits - set default limits for stacking devices
@ -600,6 +600,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
t->io_min = max(t->io_min, b->io_min);
t->io_opt = lcm_not_zero(t->io_opt, b->io_opt);
t->dma_alignment = max(t->dma_alignment, b->dma_alignment);
/* Set non-power-of-2 compatible chunk_sectors boundary */
if (b->chunk_sectors)
@ -773,7 +774,7 @@ EXPORT_SYMBOL(blk_queue_virt_boundary);
**/
void blk_queue_dma_alignment(struct request_queue *q, int mask)
{
q->dma_alignment = mask;
q->limits.dma_alignment = mask;
}
EXPORT_SYMBOL(blk_queue_dma_alignment);
@ -795,8 +796,8 @@ void blk_queue_update_dma_alignment(struct request_queue *q, int mask)
{
BUG_ON(mask > PAGE_SIZE);
if (mask > q->dma_alignment)
q->dma_alignment = mask;
if (mask > q->limits.dma_alignment)
q->limits.dma_alignment = mask;
}
EXPORT_SYMBOL(blk_queue_update_dma_alignment);

1
block/blk.h
View File

@ -331,6 +331,7 @@ void blk_rq_set_mixed_merge(struct request *rq);
bool blk_rq_merge_ok(struct request *rq, struct bio *bio);
enum elv_merge blk_try_merge(struct request *rq, struct bio *bio);
void blk_set_default_limits(struct queue_limits *lim);
int blk_dev_init(void);
/*

4
drivers/block/drbd/drbd_main.c
View File

@ -2672,7 +2672,7 @@ static int init_submitter(struct drbd_device *device)
enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsigned int minor)
{
struct drbd_resource *resource = adm_ctx->resource;
struct drbd_connection *connection;
struct drbd_connection *connection, *n;
struct drbd_device *device;
struct drbd_peer_device *peer_device, *tmp_peer_device;
struct gendisk *disk;
@ -2789,7 +2789,7 @@ enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsig
return NO_ERROR;
out_idr_remove_from_resource:
for_each_connection(connection, resource) {
for_each_connection_safe(connection, n, resource) {
peer_device = idr_remove(&connection->peer_devices, vnr);
if (peer_device)
kref_put(&connection->kref, drbd_destroy_connection);

1
drivers/md/dm-crypt.c
View File

@ -3630,6 +3630,7 @@ static void crypt_io_hints(struct dm_target *ti, struct queue_limits *limits)
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);
limits->dma_alignment = limits->logical_block_size - 1;
}
static struct target_type crypt_target = {

1
drivers/md/dm-integrity.c
View File

@ -3378,6 +3378,7 @@ static void dm_integrity_io_hints(struct dm_target *ti, struct queue_limits *lim
limits->logical_block_size = ic->sectors_per_block << SECTOR_SHIFT;
limits->physical_block_size = ic->sectors_per_block << SECTOR_SHIFT;
blk_limits_io_min(limits, ic->sectors_per_block << SECTOR_SHIFT);
limits->dma_alignment = limits->logical_block_size - 1;
}
}

1
drivers/md/dm-log-writes.c
View File

@ -875,6 +875,7 @@ static void log_writes_io_hints(struct dm_target *ti, struct queue_limits *limit
limits->logical_block_size = bdev_logical_block_size(lc->dev->bdev);
limits->physical_block_size = bdev_physical_block_size(lc->dev->bdev);
limits->io_min = limits->physical_block_size;
limits->dma_alignment = limits->logical_block_size - 1;
}
#if IS_ENABLED(CONFIG_FS_DAX)

4
drivers/nvme/host/pci.c
View File

@ -3489,6 +3489,8 @@ static const struct pci_device_id nvme_id_table[] = {
NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_DEVICE(0x1344, 0x5407), /* Micron Technology Inc NVMe SSD */
.driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN },
{ PCI_DEVICE(0x1344, 0x6001), /* Micron Nitro NVMe */
.driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1c5c, 0x1504), /* SK Hynix PC400 */
.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
{ PCI_DEVICE(0x1c5c, 0x174a), /* SK Hynix P31 SSD */
@ -3519,6 +3521,8 @@ static const struct pci_device_id nvme_id_table[] = {
.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
{ PCI_DEVICE(0x2646, 0x501E), /* KINGSTON OM3PGP4xxxxQ OS21011 NVMe SSD */
.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
{ PCI_DEVICE(0x1f40, 0x5236), /* Netac Technologies Co. NV7000 NVMe SSD */
.driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1e4B, 0x1001), /* MAXIO MAP1001 */
.driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1e4B, 0x1002), /* MAXIO MAP1002 */

2
drivers/nvme/target/auth.c
View File

@ -45,9 +45,11 @@ int nvmet_auth_set_key(struct nvmet_host *host, const char *secret,
if (!dhchap_secret)
return -ENOMEM;
if (set_ctrl) {
kfree(host->dhchap_ctrl_secret);
host->dhchap_ctrl_secret = strim(dhchap_secret);
host->dhchap_ctrl_key_hash = key_hash;
} else {
kfree(host->dhchap_secret);
host->dhchap_secret = strim(dhchap_secret);
host->dhchap_key_hash = key_hash;
}

16
include/linux/blkdev.h
View File

@ -311,6 +311,13 @@ struct queue_limits {
unsigned char discard_misaligned;
unsigned char raid_partial_stripes_expensive;
enum blk_zoned_model zoned;
/*
* Drivers that set dma_alignment to less than 511 must be prepared to
* handle individual bvec's that are not a multiple of a SECTOR_SIZE
* due to possible offsets.
*/
unsigned int dma_alignment;
};
typedef int (*report_zones_cb)(struct blk_zone *zone, unsigned int idx,
@ -456,12 +463,6 @@ struct request_queue {
unsigned long nr_requests; /* Max # of requests */
unsigned int dma_pad_mask;
/*
* Drivers that set dma_alignment to less than 511 must be prepared to
* handle individual bvec's that are not a multiple of a SECTOR_SIZE
* due to possible offsets.
*/
unsigned int dma_alignment;
#ifdef CONFIG_BLK_INLINE_ENCRYPTION
struct blk_crypto_profile *crypto_profile;
@ -944,7 +945,6 @@ extern void blk_queue_io_min(struct request_queue *q, unsigned int min);
extern void blk_limits_io_opt(struct queue_limits *limits, unsigned int opt);
extern void blk_queue_io_opt(struct request_queue *q, unsigned int opt);
extern void blk_set_queue_depth(struct request_queue *q, unsigned int depth);
extern void blk_set_default_limits(struct queue_limits *lim);
extern void blk_set_stacking_limits(struct queue_limits *lim);
extern int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
sector_t offset);
@ -1324,7 +1324,7 @@ static inline sector_t bdev_zone_sectors(struct block_device *bdev)
static inline int queue_dma_alignment(const struct request_queue *q)
{
return q ? q->dma_alignment : 511;
return q ? q->limits.dma_alignment : 511;
}
static inline unsigned int bdev_dma_alignment(struct block_device *bdev)