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RE: [Xen-devel] x86_64 smp kernel panic

Stephen C. Tweedie wrote:
> Hi,
> On Fri, 2006-02-03 at 09:44 -0600, Ryan Grimm wrote:
>> I tried the patch you pointed out but still get the same result.  I
>> turned off 'detect_soft_lockups', and get the message below.
> I'm also completely unable to get x86_64 to work at all from any tree
> with CONFIG_SMP set.  I get a cpu_up notifier chain panic if
> CONFIG_HOTPLUG_CPU is not set; with CONFIG_HOTPLUG_CPU=y, it doesn't
> even compile.  Replacing one missing function in setup64-xen.c fixes
> that for dom0 but domU is more complex.
> If nobody's working on this, I'll take a stab at trying to sort things
> out so that at least one config set works for x86_64 SMP.  It's
> really a rather important use case!
> --Stephen

Restoring x86_64 SMP is high priority, and you should be very welcome.
Please take a look at Christian's latest fix 8775; it may have fixed
that. I'm working on other things now.

Intel Open Source Technology Center

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