Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756704Ab3HFSQ5 (ORCPT ); Tue, 6 Aug 2013 14:16:57 -0400 Received: from e39.co.us.ibm.com ([32.97.110.160]:57050 "EHLO e39.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756578Ab3HFSQz (ORCPT ); Tue, 6 Aug 2013 14:16:55 -0400 From: Raghavendra K T To: , , , , , , Cc: , linux-doc@vger.kernel.org, , , Raghavendra K T , , , , , , , , , , , , , Date: Tue, 06 Aug 2013 23:53:09 +0530 Message-Id: <20130806182309.2386.35697.sendpatchset@codeblue.in.ibm.com> In-Reply-To: <20130806182150.2386.95104.sendpatchset@codeblue.in.ibm.com> References: <20130806182150.2386.95104.sendpatchset@codeblue.in.ibm.com> Subject: [PATCH V12 3/5] kvm : Fold pv_unhalt flag into GET_MP_STATE ioctl to aid migration X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13080618-3620-0000-0000-000003D57C34 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1279 Lines: 38 kvm : Fold pv_unhalt flag into GET_MP_STATE ioctl to aid migration From: Raghavendra K T During migration, any vcpu that got kicked but did not become runnable (still in halted state) should be runnable after migration. Signed-off-by: Raghavendra K T Acked-by: Gleb Natapov Acked-by: Ingo Molnar --- arch/x86/kvm/x86.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index dae4575..1e73dab 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -6284,7 +6284,12 @@ int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu, struct kvm_mp_state *mp_state) { kvm_apic_accept_events(vcpu); - mp_state->mp_state = vcpu->arch.mp_state; + if (vcpu->arch.mp_state == KVM_MP_STATE_HALTED && + vcpu->arch.pv.pv_unhalted) + mp_state->mp_state = KVM_MP_STATE_RUNNABLE; + else + mp_state->mp_state = vcpu->arch.mp_state; + return 0; } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/