[stable] PM / Hibernate: Hibernate/thaw fixes/improvements

[Ben Hutchings]

On Fri, 2012-07-13 at 12:52 +1000, Bojan Smojver wrote:
> On Fri, 2012-07-13 at 03:16 +0100, Ben Hutchings wrote:
> > On Wed, 2012-07-11 at 16:08 -0500, Manoj Iyer wrote:
> > > Please consider the following upstream patch to stable 3.2.y linux-stable
> > >
> > > Patch:  PM / Hibernate: Hibernate/thaw fixes/improvements
> > > 
> > > commit 5a21d489fd9541a4a66b9a500659abaca1b19a51
> > > Author: Bojan Smojver <bojan at rexursive.com>
> > > Date:   Sun Apr 29 22:42:06 2012 +0200
> > > 
> > >      PM / Hibernate: Hibernate/thaw fixes/improvements
[...]
> > > This patch fixes S4 issues on Lenovo and thinkpad models. The patch applies
> > > cleanly to:
> > > git://git.kernel.org/pub/scm/linux/kernel/git/bwh/linux-3.2.y.git
> > > tree. and the patch was tested on Ubuntu precise by me on Lenovo system.
> > [...]
> > 
> > I wonder why it would fix these specific systems, as there's nothing
> > obviously hardware-specific there.  Or, it fixes those, whether it might
> > at the same time cause regressions for other systems.
> 
> I have a ThinkPad T510. I can hibernate/thaw without it and with it, but
> this may depend on memory you have available on your machine. I
> certainly hope it would not cause regressions, because it should be even
> more careful about memory allocations than the present code.

Yes, I understand that's what it tries to do.

> > Bojan, can you comment on whether you think this meets the stable update
> > criteria?
> 
> I hope so, yes. I wanted Rafael to include it in stable before, but he
> asked me for a simpler patch instead.

OK, I've added this to the queue.

Ben.

-- 
Ben Hutchings
DNRC Motto:  I can please only one person per day.
Today is not your day.  Tomorrow isn't looking good either.
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