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f2fs: use atomic variable for total_extent_tree

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It would be better to use atomic variable for total_extent_tree.

Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim
2015-12-21 19:20:15 -08:00
parent 4cf185379b
commit 7441ccef33
5 changed files with 12 additions and 9 deletions
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3
fs/f2fs/shrinker.c
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@@ -32,7 +32,8 @@ static unsigned long __count_free_nids(struct f2fs_sb_info *sbi)
static unsigned long __count_extent_cache(struct f2fs_sb_info *sbi)
{
return sbi->total_ext_tree + atomic_read(&sbi->total_ext_node);
return atomic_read(&sbi->total_ext_tree) +
atomic_read(&sbi->total_ext_node);
}
unsigned long f2fs_shrink_count(struct shrinker *shrink,