[PATCH 5.18 0928/1095] f2fs: dont set GC_FAILURE_PIN for background GC

Greg Kroah-Hartman
2022-08-15T22:57:39Z

From: Chao Yu <chao@kernel.org>

[ Upstream commit 642c0969916eaa4878cb74f36752108e590b0389 ]

So that it can reduce the possibility that file be unpinned forcely by
foreground GC due to .i_gc_failures[GC_FAILURE_PIN] exceeds threshold.

Signed-off-by: Chao Yu <chao.yu@oppo.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
fs/f2fs/gc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index e83c07144d8f..6a7e4148ff9d 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -1202,7 +1202,8 @@ static int move_data_block(struct inode *inode, block_t bidx,
}

if (f2fs_is_pinned_file(inode)) {
- f2fs_pin_file_control(inode, true);
+ if (gc_type == FG_GC)
+ f2fs_pin_file_control(inode, true);
err = -EAGAIN;
goto out;
}
--
2.35.1