On 2017/4/11 8:13, Jaegeuk Kim wrote: > Now we're doing SSR aggressively more than ever before, so once we reach to > the reserved_segment, f2fs_balance_fs will call f2fs_gc, which triggers > checkpoint everytime. We actually must avoid that. > > Signed-off-by: Jaegeuk Kim <[email protected]> > --- > fs/f2fs/gc.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c > index e2f9b2b12b74..4a720f3394d9 100644 > --- a/fs/f2fs/gc.c > +++ b/fs/f2fs/gc.c > @@ -966,7 +966,11 @@ int f2fs_gc(struct f2fs_sb_info *sbi, bool sync, bool > background) > * threshold, we can make them free by checkpoint. Then, we > * secure free segments which doesn't need fggc any more. > */ > - ret = write_checkpoint(sbi, &cpc); > + if (prefree_segments(sbi)) { > + ret = write_checkpoint(sbi, &cpc); > + if (ret) > + goto stop; > + } > if (ret) > goto stop;
We don't need redundant check here? Otherwise, this patchset looks good to me, anyway please add: Reviewed-by: Chao Yu <[email protected]> Thanks, > if (has_not_enough_free_secs(sbi, 0, 0)) >
