From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757057AbZHZKdv (ORCPT ); Wed, 26 Aug 2009 06:33:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932574AbZHZKdt (ORCPT ); Wed, 26 Aug 2009 06:33:49 -0400 Received: from mx1.redhat.com ([209.132.183.28]:18014 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757057AbZHZKaN (ORCPT ); Wed, 26 Aug 2009 06:30:13 -0400 From: Avi Kivity To: kvm@vger.kernel.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH 16/47] KVM: SVM: complete interrupts after handling nested exits Date: Wed, 26 Aug 2009 13:29:38 +0300 Message-Id: <1251282609-12835-17-git-send-email-avi@redhat.com> In-Reply-To: <1251282609-12835-1-git-send-email-avi@redhat.com> References: <1251282609-12835-1-git-send-email-avi@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Joerg Roedel The interrupt completion code must run after nested exits are handled because not injected interrupts or exceptions may be handled by the l1 guest first. Signed-off-by: Joerg Roedel Acked-by: Alexander Graf Signed-off-by: Avi Kivity --- arch/x86/kvm/svm.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index df795bc..825b825 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -111,6 +111,7 @@ static int nested = 0; module_param(nested, int, S_IRUGO); static void svm_flush_tlb(struct kvm_vcpu *vcpu); +static void svm_complete_interrupts(struct vcpu_svm *svm); static int nested_svm_exit_handled(struct vcpu_svm *svm, bool kvm_override); static int nested_svm_vmexit(struct vcpu_svm *svm); @@ -2324,6 +2325,8 @@ static int handle_exit(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu) } } + svm_complete_interrupts(svm); + if (npt_enabled) { int mmu_reload = 0; if ((vcpu->arch.cr0 ^ svm->vmcb->save.cr0) & X86_CR0_PG) { @@ -2690,8 +2693,6 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) vcpu->arch.regs_avail &= ~(1 << VCPU_EXREG_PDPTR); vcpu->arch.regs_dirty &= ~(1 << VCPU_EXREG_PDPTR); } - - svm_complete_interrupts(svm); } #undef R -- 1.6.4.1