On Tue, 2007-03-20 at 10:35 +0100, Marcus Better wrote:
> Thomas Gleixner wrote:
>
> > I finally found a dual core box, which survives suspend/resume without
> > crashing in the middle of nowhere. Sigh, I never figured out from the
> > code and the bug reports what's going on.
> >
> > The observed hangs are caused by a stale state transition of the clock
> > event devices, which keeps the RCU synchronization away from completion,
> > when the non boot CPU is brought back up.
>
> This didn't fix the suspend problems on my Thinkpad R60. (Sorry for
> nagging - please let me know if I can assist in debugging this...)
I did not expect that it fixes your problem. clockevents are only used
in arch/i386 right now. You are running a 64 bit kernel, so a change of
your problem would have been very surprising.
You said, that the breakage came between 2.6.20 and rc2. Can you bisect
it ?
tglx
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