Re: [Regression] 2.6.24-git3: Major annoyance during suspend/hibernation on x86-64 (bisected)

From: Rafael J. Wysocki
Date: Fri Feb 01 2008 - 18:22:25 EST


On Friday, 1 of February 2008, Rafael J. Wysocki wrote:
> On Friday, 1 of February 2008, Ingo Molnar wrote:
> >
> > * Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> wrote:
> >
> > > The below fixes it for me..
> > >
> > > ---
> > > - restore the old wakeup mechanism
> > > - fix break usage in do_each_thread() { } while_eac_thread().
> > > - fix the hotplug switch stmt, a fall-through case was broken.
> >
> > thanks Peter, i've picked your fix up. I hope this solves the problem
> > for Rafael too.
>
> No, it doesn't, unfortunately. Actually, it breaks things even more, as
> suspend now hangs (probably deadlocks) while disabling the nonboot CPU.

For some obscure reason, I'm no longer able to reproduce the problem
with the Peter's patch and I think it's correct. You can add

Tested-by: Rafael J. Wysocki <rjw@xxxxxxx>

to it.

Thanks,
Rafael
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