* [PATCH 2/2] KVM: X86: Don't block vCPU if there is pending exception
@ 2017-09-13 11:04 Wanpeng Li
2017-09-13 21:33 ` Paolo Bonzini
0 siblings, 1 reply; 2+ messages in thread
From: Wanpeng Li @ 2017-09-13 11:04 UTC (permalink / raw)
To: linux-kernel, kvm; +Cc: Paolo Bonzini, Radim Krčmář, Wanpeng Li
From: Wanpeng Li <wanpeng.li@hotmail.com>
Don't block vCPU if there is pending exception.
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
---
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 6069af8..1a0dce4 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -8452,6 +8452,9 @@ static inline bool kvm_vcpu_has_events(struct kvm_vcpu *vcpu)
if (vcpu->arch.pv.pv_unhalted)
return true;
+ if (vcpu->arch.exception.pending)
+ return true;
+
if (kvm_test_request(KVM_REQ_NMI, vcpu) ||
(vcpu->arch.nmi_pending &&
kvm_x86_ops->nmi_allowed(vcpu)))
--
2.7.4
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH 2/2] KVM: X86: Don't block vCPU if there is pending exception
2017-09-13 11:04 [PATCH 2/2] KVM: X86: Don't block vCPU if there is pending exception Wanpeng Li
@ 2017-09-13 21:33 ` Paolo Bonzini
0 siblings, 0 replies; 2+ messages in thread
From: Paolo Bonzini @ 2017-09-13 21:33 UTC (permalink / raw)
To: Wanpeng Li, linux-kernel, kvm; +Cc: Radim Krčmář, Wanpeng Li
On 13/09/2017 13:04, Wanpeng Li wrote:
> From: Wanpeng Li <wanpeng.li@hotmail.com>
>
> Don't block vCPU if there is pending exception.
>
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: Radim Krčmář <rkrcmar@redhat.com>
> Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
> ---
> 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 6069af8..1a0dce4 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -8452,6 +8452,9 @@ static inline bool kvm_vcpu_has_events(struct kvm_vcpu *vcpu)
> if (vcpu->arch.pv.pv_unhalted)
> return true;
>
> + if (vcpu->arch.exception.pending)
> + return true;
> +
> if (kvm_test_request(KVM_REQ_NMI, vcpu) ||
> (vcpu->arch.nmi_pending &&
> kvm_x86_ops->nmi_allowed(vcpu)))
>
Ok for 4.14-rc.
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Paolo
^ permalink raw reply [flat|nested] 2+ messages in thread
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2017-09-13 21:33 ` Paolo Bonzini
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