From: Yunlong Song Date: Wed, 24 Oct 2018 08:08:30 +0000 (+0800) Subject: f2fs: fix count of seg_freed to make sec_freed correct X-Git-Tag: v5.4-rc1~1833^2~3 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d6c66cd19ef322fe0d51ba09ce1b7f386acab04a;p=platform%2Fkernel%2Flinux-rpi.git f2fs: fix count of seg_freed to make sec_freed correct When sbi->segs_per_sec > 1, and if some segno has 0 valid blocks before gc starts, do_garbage_collect will skip counting seg_freed++, and this will cause seg_freed < sbi->segs_per_sec and finally skip sec_freed++. Signed-off-by: Yunlong Song Signed-off-by: Chao Yu Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim --- diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index c96e7c6..9707773 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -1140,9 +1140,9 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi, GET_SUM_BLOCK(sbi, segno)); f2fs_put_page(sum_page, 0); - if (get_valid_blocks(sbi, segno, false) == 0 || - !PageUptodate(sum_page) || - unlikely(f2fs_cp_error(sbi))) + if (get_valid_blocks(sbi, segno, false) == 0) + goto freed; + if (!PageUptodate(sum_page) || unlikely(f2fs_cp_error(sbi))) goto next; sum = page_address(sum_page); @@ -1170,6 +1170,7 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi, stat_inc_seg_count(sbi, type, gc_type); +freed: if (gc_type == FG_GC && get_valid_blocks(sbi, segno, false) == 0) seg_freed++;