Re: [patch] KVM: T60 resume fix

> 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>