linux-kernel - Re: Corrupted files after suspend to disk

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Message-ID: <jj5qhh$5j5$1@ID-44327.news.uni-berlin.de>
Date:	Tue, 06 Mar 2012 21:03:00 +0100
From:	Andreas Hartmann <andihartmann@...19freenet.de>
To:	linux-kernel@...r.kernel.org
Subject: Re: Corrupted files after suspend to disk

Rafael J. Wysocki schrieb:
> On Friday, February 17, 2012, richard -rw- weinberger wrote:
>> On Thu, Feb 16, 2012 at 11:26 PM, Alan Stern <stern@...land.harvard.edu> wrote:
>>> On Thu, 16 Feb 2012, Rafael J. Wysocki wrote:
>>>
>>>>> FWIW, we've been seeing a number of hard to diagnose failures
>>>>> with suspend to disk for the last few releases in Fedora.
>>>>> Eric Sandeen has been chasing https://bugzilla.redhat.com/show_bug.cgi?id=744275
>>>>> for a while, but there's no smoking gun that really explains what's
>>>>> getting into these states. Further complicating things, is that it
>>>>> doesn't seem to be 100% reproducable.
>>>>
>>>> I wonder if that's reproducible with the filesystems freezing patch I posted
>>>> some time ago (it will need some rebasing to apply to the current mainline or
>>>> 3.2.y).
>>
>> Where can I find this patch?
>> I'll happily test it.
>> But it may take some time as the bug is not easy to reproduce.
> 
> This is the last version posted:
> 
> http://marc.info/?l=linux-kernel&m=132775832509351&w=4
> 
> However, it only may help if you use the kernel-based hibernation i.e.
> "echo disk > /sys/power/state" (that may be worth testing without the
> patch too, but Fedora is using this AFAICS, so it probably has that
> problem too).

I'm having the same problem. Please take a look at the following bug
report at suse for more information:

https://bugzilla.novell.com/show_bug.cgi?id=732908

Do you know, which way of suspending openSUSE uses in 12.1?

Is the above mentioned patch already part of kernel 3.3?


Thank you,
kind regards,
Andreas
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