Re: [patch] KVM: T60 resume fix

Michael S. Tsirkin
2007-03-02T11:39:05Z

> Quoting Ingo Molnar <mingo@elte.hu>:
> Subject: [patch] KVM: T60 resume fix
> From: Ingo Molnar <mingo@elte.hu>
>
> my T60 laptop does not resume correctly due to KVM attempting to send an
> IPI to a CPU that might be down (or not up yet). (Doing so also triggers
> the send_IPI_mask_bitmask() warning in arch/i386/kernel/smp.c, line
> 732.)
>
> with this fix applied my laptop does not hang during resume.
>
> [ KVM will have to disable/enable virtualization on the CPU itself that
> goes down / comes up, not via an IPI sent from the requesting CPU. ]
>
> Signed-off-by: Ingo Molnar <mingo@elte.hu>

Since I don't normally have kvm loaded, this patch is unlikely
to help me, is that right?

--
MST