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f2fs: find data segments across all the types

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Previously, if type is CURSEG_HOT_DATA, we only check CURSEG_HOT_DATA only.
This patch fixes to search all the different types for SSR.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2017-02-22 17:10:18 -08:00
parent d0db7703ac
commit c192f7a477
1 changed files with 11 additions and 4 deletions
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15
fs/f2fs/segment.c
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@ -1528,16 +1528,23 @@ 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 i;
/* need_SSR() already forces to do this */
if (v_ops->get_victim(sbi, &(curseg)->next_segno, BG_GC, type, SSR))
return 1;
if (IS_NODESEG(type))
return v_ops->get_victim(sbi,
&(curseg)->next_segno, BG_GC, type, SSR);
return 0;
/* For data segments, let's do SSR more intensively */
for (; type >= CURSEG_HOT_DATA; type--)
for (i = CURSEG_HOT_DATA; i <= CURSEG_COLD_DATA; i++) {
if (i == type)
continue;
if (v_ops->get_victim(sbi, &(curseg)->next_segno,
BG_GC, type, SSR))
BG_GC, i, SSR))
return 1;
}
return 0;
}