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btrfs: use IS_ALIGNED() for assertion in btrfs_lookup_csums_range() for simplicity 

btrfs_lookup_csums_range() uses ALIGN() to check if "start"
and "end + 1" are aligned to "root->sectorsize". It's better to
replace these with IS_ALIGNED() for simplicity.

Signed-off-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Satoru Takeuchi 2014-07-25 17:07:48 +09:00 committed by Chris Mason
parent 1a76e4ba5b
commit d1b00a4711
1 changed files with 2 additions and 2 deletions
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4
fs/btrfs/file-item.c
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@ -329,8 +329,8 @@ int btrfs_lookup_csums_range(struct btrfs_root *root, u64 start, u64 end,
u64 csum_end;
u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);
ASSERT(start == ALIGN(start, root->sectorsize) &&
(end + 1) == ALIGN(end + 1, root->sectorsize));
ASSERT(IS_ALIGNED(start, root->sectorsize) &&
IS_ALIGNED(end + 1, root->sectorsize));
path = btrfs_alloc_path();
if (!path)