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Date: Mon, 17 Feb 2020 09:43:09 +0800 From: Chao Yu <yuchao0@...wei.com> To: Jaegeuk Kim <jaegeuk@...nel.org>, <linux-kernel@...r.kernel.org>, <linux-f2fs-devel@...ts.sourceforge.net> Subject: Re: [f2fs-dev] [PATCH 2/3] f2fs: add migration count iff migration happens BTW f2fs: add migration count iff migration happens typo: iff On 2020/2/15 2:58, Jaegeuk Kim wrote: > If first segment is empty and migration_granularity is 1, we can't move this > at all. > > Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org> > --- > fs/f2fs/gc.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c > index 65c0687ee2bb..bbf4db3f6bb4 100644 > --- a/fs/f2fs/gc.c > +++ b/fs/f2fs/gc.c > @@ -1233,12 +1233,12 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi, > segno, gc_type); > > stat_inc_seg_count(sbi, type, gc_type); > + migrated++; > > freed: > if (gc_type == FG_GC && > get_valid_blocks(sbi, segno, false) == 0) > seg_freed++; > - migrated++; > > if (__is_large_section(sbi) && segno + 1 < end_segno) > sbi->next_victim_seg[gc_type] = segno + 1; >
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