Re: [linux-pm] Re: [linux-lvm] 2.6.22-rc4 XFS fails after hibernate/resume

[David Greaves]

Rafael J. Wysocki wrote:
> On Friday, 29 June 2007 09:54, David Greaves wrote:
> > David Chinner wrote:
> > > On Fri, Jun 29, 2007 at 08:40:00AM +0100, David Greaves wrote:
> > > > What happens if a filesystem is frozen and I hibernate?
> > > > Will it be thawed when I resume?
> > > If you froze it yourself, then you'll have to thaw it yourself.
> > So hibernate will not attempt to re-freeze a frozen fs and, during resume, it 
> > will only thaw filesystems that were frozen by the suspend?
>
> Right now it doesn't freeze (or thaw) any filesystems.  It just sync()s them
> before creating the hibernation image.
Thanks. Yes I realise that :)
I wasn't clear, I should have said:
So hibernate should not attempt to re-freeze a frozen fs and, during resume, it
should only thaw filesystems that were frozen by the suspend.


> However, the fact that you've seen corruption with the XFS filesystems frozen
> before the hibernation indicates that the problem occurs on a lower level.
And that was why I chimed in - I don't think freezing fixes the problem (though 
it may make sense for other reasons).

David


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