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Subject[PATCH 3/3] f2fs: provide more chance for node and data to get ssr segment
Date
Signed-off-by: Yunlong Song <yunlong.song@huawei.com>
---
fs/f2fs/segment.c | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 9d13743..5fe71b9 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1540,12 +1540,17 @@ 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;
+ int old_type = type;

if (IS_NODESEG(type)) {
for (; type >= CURSEG_HOT_NODE; type--)
if (v_ops->get_victim(sbi, &(curseg)->next_segno,
BG_GC, type, SSR))
return 1;
+ for (type = old_type + 1; type <= CURSEG_COLD_NODE; type++)
+ if (v_ops->get_victim(sbi, &(curseg)->next_segno,
+ BG_GC, type, SSR))
+ return 1;
return 0;
}

@@ -1554,6 +1559,10 @@ static int get_ssr_segment(struct f2fs_sb_info *sbi, int type)
if (v_ops->get_victim(sbi, &(curseg)->next_segno,
BG_GC, type, SSR))
return 1;
+ for (type = old_type + 1; type <= CURSEG_COLD_DATA; type++)
+ if (v_ops->get_victim(sbi, &(curseg)->next_segno,
+ BG_GC, type, SSR))
+ return 1;
return 0;
}

--
1.8.5.2
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