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Commit c192f7a4 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: find data segments across all the types 



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: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent d0db7703

fs/f2fs/segment.c

+11 −4
Original line number Diff line number Diff line
@@ -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;

}