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* [PATCH for-3.6] kvm: fix KVM_GET_MSR for PV EOI
@ 2012-08-26 15:00 Michael S. Tsirkin
  2012-08-27 20:47 ` Marcelo Tosatti
  0 siblings, 1 reply; 3+ messages in thread
From: Michael S. Tsirkin @ 2012-08-26 15:00 UTC (permalink / raw)
  To: kvm; +Cc: Avi Kivity, Marcelo Tosatti, gleb, linux-kernel

KVM_GET_MSR was missing support for PV EOI,
which is needed for migration.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---

Please consider this bugfix patch for 3.6.
Thanks!

 arch/x86/kvm/x86.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 91a5958..ff5e985 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1993,6 +1993,9 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
 	case MSR_KVM_STEAL_TIME:
 		data = vcpu->arch.st.msr_val;
 		break;
+	case MSR_KVM_PV_EOI_EN:
+		data = vcpu->arch.pv_eoi.msr_val;
+		break;
 	case MSR_IA32_P5_MC_ADDR:
 	case MSR_IA32_P5_MC_TYPE:
 	case MSR_IA32_MCG_CAP:
-- 
MST

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH for-3.6] kvm: fix KVM_GET_MSR for PV EOI
  2012-08-26 15:00 [PATCH for-3.6] kvm: fix KVM_GET_MSR for PV EOI Michael S. Tsirkin
@ 2012-08-27 20:47 ` Marcelo Tosatti
  2012-08-27 21:02   ` Marcelo Tosatti
  0 siblings, 1 reply; 3+ messages in thread
From: Marcelo Tosatti @ 2012-08-27 20:47 UTC (permalink / raw)
  To: Michael S. Tsirkin; +Cc: kvm, Avi Kivity, gleb, linux-kernel

On Sun, Aug 26, 2012 at 06:00:29PM +0300, Michael S. Tsirkin wrote:
> KVM_GET_MSR was missing support for PV EOI,
> which is needed for migration.
> 
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> ---
> 
> Please consider this bugfix patch for 3.6.
> Thanks!
> 
>  arch/x86/kvm/x86.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index 91a5958..ff5e985 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -1993,6 +1993,9 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
>  	case MSR_KVM_STEAL_TIME:
>  		data = vcpu->arch.st.msr_val;
>  		break;
> +	case MSR_KVM_PV_EOI_EN:
> +		data = vcpu->arch.pv_eoi.msr_val;
> +		break;
>  	case MSR_IA32_P5_MC_ADDR:
>  	case MSR_IA32_P5_MC_TYPE:
>  	case MSR_IA32_MCG_CAP:

Should increase KVM_SAVE_MSRS_BEGIN.

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH for-3.6] kvm: fix KVM_GET_MSR for PV EOI
  2012-08-27 20:47 ` Marcelo Tosatti
@ 2012-08-27 21:02   ` Marcelo Tosatti
  0 siblings, 0 replies; 3+ messages in thread
From: Marcelo Tosatti @ 2012-08-27 21:02 UTC (permalink / raw)
  To: Michael S. Tsirkin; +Cc: kvm, Avi Kivity, gleb, linux-kernel

On Mon, Aug 27, 2012 at 05:47:42PM -0300, Marcelo Tosatti wrote:
> On Sun, Aug 26, 2012 at 06:00:29PM +0300, Michael S. Tsirkin wrote:
> > KVM_GET_MSR was missing support for PV EOI,
> > which is needed for migration.
> > 
> > Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> > ---
> > 
> > Please consider this bugfix patch for 3.6.
> > Thanks!
> > 
> >  arch/x86/kvm/x86.c | 3 +++
> >  1 file changed, 3 insertions(+)
> > 
> > diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> > index 91a5958..ff5e985 100644
> > --- a/arch/x86/kvm/x86.c
> > +++ b/arch/x86/kvm/x86.c
> > @@ -1993,6 +1993,9 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
> >  	case MSR_KVM_STEAL_TIME:
> >  		data = vcpu->arch.st.msr_val;
> >  		break;
> > +	case MSR_KVM_PV_EOI_EN:
> > +		data = vcpu->arch.pv_eoi.msr_val;
> > +		break;
> >  	case MSR_IA32_P5_MC_ADDR:
> >  	case MSR_IA32_P5_MC_TYPE:
> >  	case MSR_IA32_MCG_CAP:
> 
> Should increase KVM_SAVE_MSRS_BEGIN.

Already done by e115676e042f4d9268, applied.


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2012-08-27 21:03 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2012-08-26 15:00 [PATCH for-3.6] kvm: fix KVM_GET_MSR for PV EOI Michael S. Tsirkin
2012-08-27 20:47 ` Marcelo Tosatti
2012-08-27 21:02   ` Marcelo Tosatti

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