[f2fs-dev] [PATCH] f2fs: use unlikely for release case

From: LiFan
Date: Tue Dec 05 2017 - 03:39:07 EST


Since the variable release is only nonzero when another unlikely
case occurs, use unlikely() on it seems logical.

Signed-off-by: Fan li <fanofcode.li@xxxxxxxxxxx>
---
fs/f2fs/f2fs.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 71fbba96..0f01af0 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1594,7 +1594,7 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi,
}
spin_unlock(&sbi->stat_lock);

- if (release)
+ if (unlikely(release))
dquot_release_reservation_block(inode, release);
f2fs_i_blocks_write(inode, *count, true, true);
return 0;
--
2.7.4