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ext4: fix miscellaneous big endian warnings

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None of these result in any bug, but they makes sparse complain.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o 2013-04-09 23:59:55 -04:00
parent 171a7f21a7
commit d6a771056b
4 changed files with 17 additions and 15 deletions
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7
fs/ext4/namei.c
View File

@ -416,15 +416,16 @@ static __le32 ext4_dx_csum(struct inode *inode, struct ext4_dir_entry *dirent,
{
struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);
struct ext4_inode_info *ei = EXT4_I(inode);
__u32 csum, old_csum;
__u32 csum;
__le32 save_csum;
int size;
size = count_offset + (count * sizeof(struct dx_entry));
old_csum = t->dt_checksum;
save_csum = t->dt_checksum;
t->dt_checksum = 0;
csum = ext4_chksum(sbi, ei->i_csum_seed, (__u8 *)dirent, size);
csum = ext4_chksum(sbi, csum, (__u8 *)t, sizeof(struct dx_tail));
t->dt_checksum = old_csum;
t->dt_checksum = save_csum;
return cpu_to_le32(csum);
}

6
fs/ext4/super.c
View File

@ -1952,16 +1952,16 @@ static __le16 ext4_group_desc_csum(struct ext4_sb_info *sbi, __u32 block_group,
if ((sbi->s_es->s_feature_ro_compat &
cpu_to_le32(EXT4_FEATURE_RO_COMPAT_METADATA_CSUM))) {
/* Use new metadata_csum algorithm */
__u16 old_csum;
__le16 save_csum;
__u32 csum32;
old_csum = gdp->bg_checksum;
save_csum = gdp->bg_checksum;
gdp->bg_checksum = 0;
csum32 = ext4_chksum(sbi, sbi->s_csum_seed, (__u8 *)&le_group,
sizeof(le_group));
csum32 = ext4_chksum(sbi, csum32, (__u8 *)gdp,
sbi->s_desc_size);
gdp->bg_checksum = old_csum;
gdp->bg_checksum = save_csum;
crc = csum32 & 0xFFFF;
goto out;

13
fs/ext4/xattr.c
View File

@ -122,17 +122,18 @@ static __le32 ext4_xattr_block_csum(struct inode *inode,
struct ext4_xattr_header *hdr)
{
struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);
__u32 csum, old;
__u32 csum;
__le32 save_csum;
__le64 dsk_block_nr = cpu_to_le64(block_nr);
old = hdr->h_checksum;
save_csum = hdr->h_checksum;
hdr->h_checksum = 0;
block_nr = cpu_to_le64(block_nr);
csum = ext4_chksum(sbi, sbi->s_csum_seed, (__u8 *)&block_nr,
sizeof(block_nr));
csum = ext4_chksum(sbi, sbi->s_csum_seed, (__u8 *)&dsk_block_nr,
sizeof(dsk_block_nr));
csum = ext4_chksum(sbi, csum, (__u8 *)hdr,
EXT4_BLOCK_SIZE(inode->i_sb));
hdr->h_checksum = old;
hdr->h_checksum = save_csum;
return cpu_to_le32(csum);
}

6
include/trace/events/ext4.h
View File

@ -1948,7 +1948,7 @@ TRACE_EVENT(ext4_remove_blocks,
__entry->to = to;
__entry->partial = partial_cluster;
__entry->ee_pblk = ext4_ext_pblock(ex);
__entry->ee_lblk = cpu_to_le32(ex->ee_block);
__entry->ee_lblk = le32_to_cpu(ex->ee_block);
__entry->ee_len = ext4_ext_get_actual_len(ex);
),
@ -2052,7 +2052,7 @@ TRACE_EVENT(ext4_ext_remove_space,
TRACE_EVENT(ext4_ext_remove_space_done,
TP_PROTO(struct inode *inode, ext4_lblk_t start, int depth,
ext4_lblk_t partial, unsigned short eh_entries),
ext4_lblk_t partial, __le16 eh_entries),
TP_ARGS(inode, start, depth, partial, eh_entries),
@ -2071,7 +2071,7 @@ TRACE_EVENT(ext4_ext_remove_space_done,
__entry->start = start;
__entry->depth = depth;
__entry->partial = partial;
__entry->eh_entries = eh_entries;
__entry->eh_entries = le16_to_cpu(eh_entries);
),
TP_printk("dev %d,%d ino %lu since %u depth %d partial %u "