From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joerg Roedel Subject: [PATCH 1/6] kvm/x86/svm: force new asid on vcpu migration Date: Thu, 5 Mar 2009 13:12:28 +0100 Message-ID: <1236255153-4432-2-git-send-email-joerg.roedel@amd.com> References: <1236255153-4432-1-git-send-email-joerg.roedel@amd.com> Mime-Version: 1.0 Content-Type: text/plain Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Joerg Roedel To: Avi Kivity , Marcelo Tosatti Return-path: Received: from outbound-sin.frontbridge.com ([207.46.51.80]:54449 "EHLO SG2EHSOBE002.bigfish.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753209AbZCEMMz (ORCPT ); Thu, 5 Mar 2009 07:12:55 -0500 In-Reply-To: <1236255153-4432-1-git-send-email-joerg.roedel@amd.com> Sender: kvm-owner@vger.kernel.org List-ID: Signed-off-by: Joerg Roedel --- arch/x86/kvm/svm.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 1821c20..0e66bca 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -180,7 +180,7 @@ static inline void kvm_write_cr2(unsigned long val) static inline void force_new_asid(struct kvm_vcpu *vcpu) { - to_svm(vcpu)->asid_generation--; + to_svm(vcpu)->asid_generation = 0; } static inline void flush_guest_tlb(struct kvm_vcpu *vcpu) @@ -716,6 +716,7 @@ static void svm_vcpu_load(struct kvm_vcpu *vcpu, int cpu) svm->vmcb->control.tsc_offset += delta; vcpu->cpu = cpu; kvm_migrate_timers(vcpu); + force_new_asid(vcpu); } for (i = 0; i < NR_HOST_SAVE_USER_MSRS; i++) -- 1.5.6.4