[RFC][PATCH 1/2 -mm] kexec based hibernation -v3: kexec jump
akpm at linux-foundation.org
Thu Sep 20 21:41:06 EDT 2007
On Fri, 21 Sep 2007 11:19:59 +1000 Nigel Cunningham <ncunningham at crca.org.au> wrote:
> On Friday 21 September 2007 11:06:23 Andrew Morton wrote:
> > On Fri, 21 Sep 2007 10:24:34 +1000 Nigel Cunningham
> <nigel at nigel.suspend2.net> wrote:
> > > Hi Andrew.
> > >
> > > On Thursday 20 September 2007 20:09:41 Pavel Machek wrote:
> > > > Seems like good enough for -mm to me.
> > > >
> > > > Pavel
> > >
> > > Andrew, if I recall correctly, you said a while ago that you didn't want
> > > another hibernation implementation in the vanilla kernel. If you're going
> > > consider merging this kexec code, will you also please consider merging
> > > TuxOnIce?
> > >
> > The theory is that kexec-based hibernation will mainly use preexisting
> > kexec code and will permit us to delete the existing hibernation
> > implementation.
> > That's different from replacing it.
> TuxOnIce doesn't remove the existing implementation either. It can
> transparently replace it, but you can enable/disable that at compile time.
Right. So we end up with two implementations in-tree. Whereas
kexec-based-hibernation leads us to having zero implementations in-tree.
See, it's different.
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