Re: [f2fs-dev] [PATCH] f2fs: let's keep writing IOs on SBI_NEED_FSCK

[Jaegeuk Kim <jaegeuk@kernel.org>]

On 07/19, Chao Yu wrote:
> On 2021/7/15 7:18, Jaegeuk Kim wrote:
> > SBI_NEED_FSCK is an indicator that fsck.f2fs needs to be triggered, so it
> > is not fully critical to stop any IO writes. So, let's allow to write data
> > instead of reporting EIO forever given SBI_NEED_FSCK.
> 
> Well, it looks we need to check why there is SBI_NEED_FSCK flag.
> 
> If this patch breaks something, how about forcing OPU if SBI_NEED_FSCK
> was set?

Yea, let me take that.

> 
> > 
> > Fixes: 955772787667 ("f2fs: drop inplace IO if fs status is abnormal")
> > Cc: <stable@kernel.org> # v5.13+
> > Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
> > ---
> >   fs/f2fs/segment.c | 2 +-
> >   1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
> > index 15cc89eef28d..f9b7fb785e1d 100644
> > --- a/fs/f2fs/segment.c
> > +++ b/fs/f2fs/segment.c
> > @@ -3563,7 +3563,7 @@ int f2fs_inplace_write_data(struct f2fs_io_info *fio)
> >   		goto drop_bio;
> >   	}
> > -	if (is_sbi_flag_set(sbi, SBI_NEED_FSCK) || f2fs_cp_error(sbi)) {
> > +	if (f2fs_cp_error(sbi)) {
> >   		err = -EIO;
> >   		goto drop_bio;
> >   	}
> > 


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