On 02/24/2012 08:26 AM, Alexander Graf wrote:
> When during guest context we get a performance monitor interrupt, we
> currently bail out and oops. Let's route it to its correct handler
> instead.
> 
> Signed-off-by: Alexander Graf <ag...@suse.de>
> ---
>  arch/powerpc/kvm/booke.c |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
> index 7adef28..423701b 100644
> --- a/arch/powerpc/kvm/booke.c
> +++ b/arch/powerpc/kvm/booke.c
> @@ -677,6 +677,10 @@ int kvmppc_handle_exit(struct kvm_run *run, struct 
> kvm_vcpu *vcpu,
>               r = RESUME_GUEST;
>               break;
>  
> +     case BOOKE_INTERRUPT_PERFORMANCE_MONITOR:
> +             r = RESUME_GUEST;
> +             break;
> +
>       case BOOKE_INTERRUPT_HV_PRIV:
>               r = emulation_exit(run, vcpu);
>               break;

Why do we need to call timer_interrupt() explicitly, but can rely on
automatic retriggering for perfmon?

-Scott

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