From mboxrd@z Thu Jan 1 00:00:00 1970 From: Raghavendra K T Subject: Re: [PATCH RFC V6 2/5] kvm : Fold pv_unhalt flag into GET_MP_STATE ioctl to aid migration Date: Mon, 30 Apr 2012 13:15:44 +0530 Message-ID: <4F9E4328.6060000@linux.vnet.ibm.com> References: <20120423095937.30893.14776.sendpatchset@codeblue.in.ibm.com> <20120423100002.30893.60584.sendpatchset@codeblue.in.ibm.com> <4F9D41DE.3080100@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4F9D41DE.3080100@redhat.com> Sender: linux-kernel-owner@vger.kernel.org To: Avi Kivity Cc: Jeremy Fitzhardinge , Greg Kroah-Hartman , Alexander Graf , Randy Dunlap , linux-doc@vger.kernel.org, KVM , Konrad Rzeszutek Wilk , Ingo Molnar , "H. Peter Anvin" , Stefano Stabellini , X86 , Gleb Natapov , Virtualization , Marcelo Tosatti , LKML , Xen , Srivatsa Vaddagiri , Sasha Levin List-Id: xen-devel@lists.xenproject.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 >> >> Signed-off-by: Raghavendra K T >> --- >> 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.