From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joerg Roedel Subject: [PATCH 06/12] KVM: SVM: Add clean-bit for NPT state Date: Fri, 3 Dec 2010 11:45:53 +0100 Message-ID: <1291373159-4822-7-git-send-email-joerg.roedel@amd.com> References: <1291373159-4822-1-git-send-email-joerg.roedel@amd.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , Joerg Roedel To: Avi Kivity , Marcelo Tosatti Return-path: In-Reply-To: <1291373159-4822-1-git-send-email-joerg.roedel@amd.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org This patch implements the clean-bit for all nested paging related state in the vmcb. Signed-off-by: Joerg Roedel --- arch/x86/kvm/svm.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index b81d31a..3b5d894 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -191,6 +191,7 @@ enum { VMCB_PERM_MAP, /* IOPM Base and MSRPM Base */ VMCB_ASID, /* ASID */ VMCB_INTR, /* int_ctl, int_vector */ + VMCB_NPT, /* npt_en, nCR3, gPAT */ VMCB_DIRTY_MAX, }; @@ -1749,6 +1750,7 @@ static void nested_svm_set_tdp_cr3(struct kvm_vcpu *vcpu, struct vcpu_svm *svm = to_svm(vcpu); svm->vmcb->control.nested_cr3 = root; + mark_dirty(svm->vmcb, VMCB_NPT); force_new_asid(vcpu); } @@ -3552,6 +3554,7 @@ static void set_tdp_cr3(struct kvm_vcpu *vcpu, unsigned long root) struct vcpu_svm *svm = to_svm(vcpu); svm->vmcb->control.nested_cr3 = root; + mark_dirty(svm->vmcb, VMCB_NPT); /* Also sync guest cr3 here in case we live migrate */ svm->vmcb->save.cr3 = vcpu->arch.cr3; -- 1.7.1