Re: Re: [RFC][PATCH 1/2 -mm] kexec based hibernation -v3: kexec jump

Rafael J. Wysocki
2007-09-21T12:10:44Z

On Friday, 21 September 2007 11:49, Pavel Machek wrote:
> Hi!
>
> > > Seems like good enough for -mm to me.
>
> (For the record, I do not think this is going to be
> hibernation-replacement any time soon. But it is functionality useful
> for other stuff -- dump memory and continue -- and yes it may be able
> to do hibernation in the long term.
>
> It really comes from the other side of reliability:
>
> * swsusp is "if your kernel is perfectly healthy, it will work"
>
> while this, coming from kdump is
>
> * "if your kernel is not completely trashed, it should work"
>
> ...which is why can't use swsusp to do dump memory and continue -- you
> want to do dumps on "slightly broken" systems. And yes, as a
> sideeffect it may be able to do hibernation... why not, lets see how
> it works out).

I generally agree. :-)

Greetings,
Rafael