[PATCH review for 4.9 14/50] f2fs: do SSR for data when there is enough free space

From: Levin, Alexander (Sasha Levin)
Date: Sun Sep 24 2017 - 21:34:11 EST


From: Yunlong Song <yunlong.song@xxxxxxxxxx>

[ Upstream commit 035e97adab26c1121cedaeb9bd04cf48a8e8cf51 ]

In allocate_segment_by_default(), need_SSR() already detected it's time to do
SSR. So, let's try to find victims for data segments more aggressively in time.

Signed-off-by: Yunlong Song <yunlong.song@xxxxxxxxxx>
Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
---
fs/f2fs/segment.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 74a2b444406d..e10f61684ea4 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1263,7 +1263,7 @@ static int get_ssr_segment(struct f2fs_sb_info *sbi, int type)
struct curseg_info *curseg = CURSEG_I(sbi, type);
const struct victim_selection *v_ops = DIRTY_I(sbi)->v_ops;

- if (IS_NODESEG(type) || !has_not_enough_free_secs(sbi, 0, 0))
+ if (IS_NODESEG(type))
return v_ops->get_victim(sbi,
&(curseg)->next_segno, BG_GC, type, SSR);

--
2.11.0