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| author | Yunlong Song <yunlong.song@huawei.com> | 2018-10-24 16:08:30 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2018-11-26 15:53:55 -0800 |
| commit | d6c66cd19ef322fe0d51ba09ce1b7f386acab04a (patch) | |
| tree | a98bdf5573f03d0e7f69dcc927f4f709f842def7 /fs | |
| parent | a8075dc484cf10ebdb07bee2b17322fb0a846309 (diff) | |
| download | lwn-d6c66cd19ef322fe0d51ba09ce1b7f386acab04a.tar.gz lwn-d6c66cd19ef322fe0d51ba09ce1b7f386acab04a.zip | |
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 <yunlong.song@huawei.com>
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/f2fs/gc.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index c96e7c6354ef..9707773fdaac 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++; |