2015-02-02 23:31:42

by Jaegeuk Kim

[permalink] [raw]
Subject: Re: [PATCH 1/2] f2fs: don't trigger recovery for normal umount image

Hi Chao,

On Sat, Jan 31, 2015 at 04:59:49PM +0800, Chao Yu wrote:
> Our recovery option is on by default, so we will try to recover data for
> a normally umounted image when mounting it, but no data will be recovered.
>
> So it'd be better to skip the recovery for above condition.

No.
We should consider the existing UMOUNT flag written by old f2fs.

Thanks,

>
> Signed-off-by: Chao Yu <[email protected]>
> ---
> fs/f2fs/recovery.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
> index 188a034..c80c286 100644
> --- a/fs/f2fs/recovery.c
> +++ b/fs/f2fs/recovery.c
> @@ -500,6 +500,9 @@ int recover_fsync_data(struct f2fs_sb_info *sbi)
> int err;
> bool need_writecp = false;
>
> + if (is_set_ckpt_flags(sbi->ckpt, CP_UMOUNT_FLAG))
> + return 0;
> +
> fsync_entry_slab = f2fs_kmem_cache_create("f2fs_fsync_inode_entry",
> sizeof(struct fsync_inode_entry));
> if (!fsync_entry_slab)
> --
> 2.2.1


2015-02-05 08:18:51

by Chao Yu

[permalink] [raw]
Subject: RE: [PATCH 1/2] f2fs: don't trigger recovery for normal umount image

Hi Jaegeuk,

> -----Original Message-----
> From: Jaegeuk Kim [mailto:[email protected]]
> Sent: Tuesday, February 03, 2015 7:32 AM
> To: Chao Yu
> Cc: Changman Lee; [email protected]; [email protected]
> Subject: Re: [PATCH 1/2] f2fs: don't trigger recovery for normal umount image
>
> Hi Chao,
>
> On Sat, Jan 31, 2015 at 04:59:49PM +0800, Chao Yu wrote:
> > Our recovery option is on by default, so we will try to recover data for
> > a normally umounted image when mounting it, but no data will be recovered.
> >
> > So it'd be better to skip the recovery for above condition.
>
> No.
> We should consider the existing UMOUNT flag written by old f2fs.

You're right, compatibility should be considered, my mistaken.

Please ignore this patch.

Thanks,