From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gleb Natapov Subject: Re: [PATCH 04/14] KVM: x86: Reset pending/inject NMI state on CPU reset Date: Sun, 28 Sep 2008 13:53:41 +0300 Message-ID: <20080928105341.GC32558@minantech.com> References: <20080926073044.252540328@mchn012c.ww002.siemens.net> <20080926073045.237720419@mchn012c.ww002.siemens.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kvm@vger.kernel.org, sheng.yang@intel.com, avi@redhat.com, gleb@redhat.com To: jan.kiszka@siemens.com Return-path: Received: from il.qumranet.com ([212.179.150.194]:28220 "EHLO il.qumranet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751556AbYI1Kxn (ORCPT ); Sun, 28 Sep 2008 06:53:43 -0400 Content-Disposition: inline In-Reply-To: <20080926073045.237720419@mchn012c.ww002.siemens.net> Sender: kvm-owner@vger.kernel.org List-ID: On Fri, Sep 26, 2008 at 09:30:48AM +0200, jan.kiszka@siemens.com wrote: > CPU reset invalidates pending or already injected NMIs, therefore reset > the related state variables. > > Based on original patch by Gleb Natapov. > Signed-off-by: Gleb Natapov > Signed-off-by: Jan Kiszka > --- > arch/x86/kvm/x86.c | 3 +++ > 1 file changed, 3 insertions(+) > > Index: b/arch/x86/kvm/x86.c > =================================================================== > --- a/arch/x86/kvm/x86.c > +++ b/arch/x86/kvm/x86.c > @@ -4173,6 +4173,9 @@ void kvm_arch_vcpu_destroy(struct kvm_vc > > int kvm_arch_vcpu_reset(struct kvm_vcpu *vcpu) > { > + vcpu->arch.nmi_pending = false; > + vcpu->arch.nmi_injected = false; > + > return kvm_x86_ops->vcpu_reset(vcpu); > } > -- Gleb.