Re: [PATCH 2/2] f2fs: don't skip recovering inode depend on i_times

From: Jaegeuk Kim
Date: Sat Nov 05 2016 - 03:02:28 EST


On Sat, Nov 05, 2016 at 11:12:00AM +0800, Chao Yu wrote:
> On 2016/11/5 6:53, Jaegeuk Kim wrote:
> > On Fri, Nov 04, 2016 at 04:30:09PM +0800, Chao Yu wrote:
> >> On 2016/11/4 2:02, Jaegeuk Kim wrote:
> >>> On Fri, Nov 04, 2016 at 12:26:56AM +0800, Chao Yu wrote:
> >>>> From: Chao Yu <yuchao0@xxxxxxxxxx>
> >>>>
> >>>> i_times of inode will be set with current system time which can be
> >>>> configured through 'date', so it's not safe to judge dnode block as
> >>>> garbage data depend on i_times.
> >>>
> >>> This is not to detect garbage data, but to skip redundant unchanged inode.
> >>
> >> Oops, seems 807b1e1c8e08 ("f2fs: do not recover from previous remained wrong
> >> dnodes") did't describe like that. But after reading the codes, it looks like
> >> the purpose of this change is to skip unchanged inode. So, commit log in
> >> original is incorrect, right?
> >
> > Oh, right. This indicats both of purposes: stale data and detecting same inodes.
>
> Alright.
>
> > Let me just revert the original patch.
>
> I can see that you have did reverting it in your git tree, but seems commit
> number is not right.
>
> Could you please merge my updated v2 patch instead?

Oops, yeah. :)

>
> Thanks,
>
> >
> > Thanks,
> >
> >>
> >> Thanks,