From 7173538c41d6046f1a92d1f92bc6d0c7b7e314a2 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Wed, 5 Aug 2026 12:20:50 +0000 Subject: [PATCH] f2fs: avoid unnecessary shrink in f2fs_shrink_scan() In f2fs_shrink_scan(), let's check if we have already shrinked enough number of memory before calling f2fs_shrink_read_extent_tree(). Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- fs/f2fs/shrinker.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/f2fs/shrinker.c b/fs/f2fs/shrinker.c index b88babcf6ab4..4f6bf5926de4 100644 --- a/fs/f2fs/shrinker.c +++ b/fs/f2fs/shrinker.c @@ -109,7 +109,8 @@ unsigned long f2fs_shrink_scan(struct shrinker *shrink, freed += f2fs_shrink_age_extent_tree(sbi, nr >> 2); /* shrink read extent cache entries */ - freed += f2fs_shrink_read_extent_tree(sbi, nr >> 2); + if (freed < nr) + freed += f2fs_shrink_read_extent_tree(sbi, nr >> 2); /* shrink clean nat cache entries */ if (freed < nr)