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From: Dave Chinner <david@fromorbit.com>
To: Damien Gombault <damien.gombault@recia.fr>
Cc: xfs@oss.sgi.com
Subject: Re: Bug (?) : cumulative xfsrestore does not restore files and folders in a directory which was renamed
Date: Sat, 25 Jun 2016 09:03:46 +1000	[thread overview]
Message-ID: <20160624230346.GH12670@dastard> (raw)
In-Reply-To: <eacabe85-cdff-7fbc-8bb6-c8eb51fc0dac@recia.fr>

On Fri, Jun 24, 2016 at 03:51:57PM +0200, Damien Gombault wrote:
> Hi.
> 
> Thank you for the patch.
> 
> The patch fixes simple cases (like my reproducer) but it does not fix
> restoration of more complex directory structures : I have tested the
> patch on my
> real data, it fixes some but not all warnings (a user renamed/moved
> a lots of
> files and directory between the 2 dumps).
> 
> Here is another testcase which fails (with the patch) :
> 
> mkdir dira
> mkdir dira/dirc
> touch dira/dirc/filea
> mkdir dirb
> 
> .
> ├── dira
> │   └── dirc
> │       └── filea
> └── dirb
> 
> Make a level 0 dump.
> 
> mv dirb dira/dirB
> mv dira/dirc/ dira/dirB/dirC
> touch dira/dirB/dirC/fileb
> 
> .
> └── dira
>     └── dirB
>         └── dirC
>             ├── filea
>             └── fileb

Well, yes. I specifically said in the patch description that it
doesn't fix those nested dependency cases and that much deeper
surgery is needed to handle those cases.

Cheers,

Dave.
-- 
Dave Chinner
david@fromorbit.com

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      reply	other threads:[~2016-06-24 23:03 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-22 14:45 Bug (?) : cumulative xfsrestore does not restore files and folders in a directory which was renamed Damien Gombault
2016-06-22 22:09 ` Dave Chinner
2016-06-22 22:23   ` Dave Chinner
2016-06-23  1:42     ` Dave Chinner
2016-06-23 14:17       ` Bill O'Donnell
2016-06-24 13:51       ` Damien Gombault
2016-06-24 23:03         ` Dave Chinner [this message]

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