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Re: [Xen-devel] [PATCH RFC V6 2/5] kvm : Fold pv_unhalt flag into GET_MP_STATE ioctl to aid migration
- To: Avi Kivity <avi@xxxxxxxxxx>
- From: Raghavendra K T <raghavendra.kt@xxxxxxxxxxxxxxxxxx>
- Date: Mon, 30 Apr 2012 13:15:44 +0530
- Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, X86 <x86@xxxxxxxxxx>, Gleb Natapov <gleb@xxxxxxxxxx>, KVM <kvm@xxxxxxxxxxxxxxx>, linux-doc@xxxxxxxxxxxxxxx, LKML <linux-kernel@xxxxxxxxxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxx>, Alexander Graf <agraf@xxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Marcelo Tosatti <mtosatti@xxxxxxxxxx>, Randy Dunlap <rdunlap@xxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Srivatsa Vaddagiri <vatsa@xxxxxxxxxxxxxxxxxx>, Sasha Levin <levinsasha928@xxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Virtualization <virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx>, Xen <xen-devel@xxxxxxxxxxxxxxxxxxx>, Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
- Delivery-date: Mon, 30 Apr 2012 07:47:23 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
On 04/29/2012 06:57 PM, Avi Kivity wrote:
On 04/23/2012 01:00 PM, Raghavendra K T wrote:
From: Raghavendra K T<raghavendra.kt@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Raghavendra K T<raghavendra.kt@xxxxxxxxxxxxxxxxxx>
---
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 6faa550..7354c1b 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -5691,7 +5691,9 @@ int kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu,
int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu,
struct kvm_mp_state *mp_state)
{
- mp_state->mp_state = vcpu->arch.mp_state;
+ mp_state->mp_state = (vcpu->arch.mp_state == KVM_MP_STATE_HALTED&&
+ vcpu->arch.pv.pv_unhalted) ?
+ KVM_MP_STATE_RUNNABLE : vcpu->arch.mp_state;
return 0;
}
Not pretty. Suggest rewriting using an if.
Ok.. 'll rewrite.
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