* [PATCH] KVM: x86: allow KVM_STATE_NESTED_MTF_PENDING in kvm_state flags
@ 2020-05-19 18:07 Paolo Bonzini
2020-05-19 18:37 ` Oliver Upton
2020-05-20 16:36 ` Vitaly Kuznetsov
0 siblings, 2 replies; 3+ messages in thread
From: Paolo Bonzini @ 2020-05-19 18:07 UTC (permalink / raw)
To: linux-kernel, kvm; +Cc: oupton, stable
The migration functionality was left incomplete in commit 5ef8acbdd687
("KVM: nVMX: Emulate MTF when performing instruction emulation", 2020-02-23),
fix it.
Fixes: 5ef8acbdd687 ("KVM: nVMX: Emulate MTF when performing instruction emulation")
Cc: stable@vger.kernel.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
arch/x86/kvm/x86.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 4f55a44951c3..0001b2addc66 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4626,7 +4626,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
if (kvm_state.flags &
~(KVM_STATE_NESTED_RUN_PENDING | KVM_STATE_NESTED_GUEST_MODE
- | KVM_STATE_NESTED_EVMCS))
+ | KVM_STATE_NESTED_EVMCS | KVM_STATE_NESTED_MTF_PENDING))
break;
/* nested_run_pending implies guest_mode. */
--
2.18.2
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] KVM: x86: allow KVM_STATE_NESTED_MTF_PENDING in kvm_state flags
2020-05-19 18:07 [PATCH] KVM: x86: allow KVM_STATE_NESTED_MTF_PENDING in kvm_state flags Paolo Bonzini
@ 2020-05-19 18:37 ` Oliver Upton
2020-05-20 16:36 ` Vitaly Kuznetsov
1 sibling, 0 replies; 3+ messages in thread
From: Oliver Upton @ 2020-05-19 18:37 UTC (permalink / raw)
To: Paolo Bonzini; +Cc: Linux Kernel Mailing List, kvm list, stable
On Tue, May 19, 2020 at 11:07 AM Paolo Bonzini <pbonzini@redhat.com> wrote:
>
> The migration functionality was left incomplete in commit 5ef8acbdd687
> ("KVM: nVMX: Emulate MTF when performing instruction emulation", 2020-02-23),
> fix it.
>
> Fixes: 5ef8acbdd687 ("KVM: nVMX: Emulate MTF when performing instruction emulation")
> Cc: stable@vger.kernel.org
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Oliver Upton <oupton@google.com>
> ---
> arch/x86/kvm/x86.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index 4f55a44951c3..0001b2addc66 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -4626,7 +4626,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
>
> if (kvm_state.flags &
> ~(KVM_STATE_NESTED_RUN_PENDING | KVM_STATE_NESTED_GUEST_MODE
> - | KVM_STATE_NESTED_EVMCS))
> + | KVM_STATE_NESTED_EVMCS | KVM_STATE_NESTED_MTF_PENDING))
> break;
>
> /* nested_run_pending implies guest_mode. */
> --
> 2.18.2
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] KVM: x86: allow KVM_STATE_NESTED_MTF_PENDING in kvm_state flags
2020-05-19 18:07 [PATCH] KVM: x86: allow KVM_STATE_NESTED_MTF_PENDING in kvm_state flags Paolo Bonzini
2020-05-19 18:37 ` Oliver Upton
@ 2020-05-20 16:36 ` Vitaly Kuznetsov
1 sibling, 0 replies; 3+ messages in thread
From: Vitaly Kuznetsov @ 2020-05-20 16:36 UTC (permalink / raw)
To: Paolo Bonzini, linux-kernel, kvm; +Cc: oupton, stable
Paolo Bonzini <pbonzini@redhat.com> writes:
> The migration functionality was left incomplete in commit 5ef8acbdd687
> ("KVM: nVMX: Emulate MTF when performing instruction emulation", 2020-02-23),
> fix it.
>
> Fixes: 5ef8acbdd687 ("KVM: nVMX: Emulate MTF when performing instruction emulation")
> Cc: stable@vger.kernel.org
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
> arch/x86/kvm/x86.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index 4f55a44951c3..0001b2addc66 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -4626,7 +4626,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
>
> if (kvm_state.flags &
> ~(KVM_STATE_NESTED_RUN_PENDING | KVM_STATE_NESTED_GUEST_MODE
> - | KVM_STATE_NESTED_EVMCS))
> + | KVM_STATE_NESTED_EVMCS | KVM_STATE_NESTED_MTF_PENDING))
> break;
>
> /* nested_run_pending implies guest_mode. */
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
--
Vitaly
^ permalink raw reply [flat|nested] 3+ messages in thread
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2020-05-19 18:37 ` Oliver Upton
2020-05-20 16:36 ` Vitaly Kuznetsov
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