From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750942AbdA0SfO (ORCPT ); Fri, 27 Jan 2017 13:35:14 -0500 Received: from mail-wm0-f65.google.com ([74.125.82.65]:36845 "EHLO mail-wm0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750864AbdA0Sey (ORCPT ); Fri, 27 Jan 2017 13:34:54 -0500 From: Paolo Bonzini To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org Subject: [PATCH] kvm: vmx: Use the hardware provided GPA instead of page walk Date: Fri, 27 Jan 2017 19:34:48 +0100 Message-Id: <1485542088-18610-1-git-send-email-pbonzini@redhat.com> X-Mailer: git-send-email 1.8.3.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org As in the SVM patch, the guest physical address is passed by VMX to x86_emulate_instruction already, so mark the GPA as available in vcpu->arch. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/vmx.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 7c3e42623090..0828b02b5af2 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -6382,6 +6382,7 @@ static int handle_ept_violation(struct kvm_vcpu *vcpu) EPT_VIOLATION_EXECUTABLE)) ? PFERR_PRESENT_MASK : 0; + vcpu->arch.gpa_available = true; vcpu->arch.exit_qualification = exit_qualification; return kvm_mmu_page_fault(vcpu, gpa, error_code, NULL, 0); @@ -6399,6 +6400,7 @@ static int handle_ept_misconfig(struct kvm_vcpu *vcpu) } ret = handle_mmio_page_fault(vcpu, gpa, true); + vcpu->arch.gpa_available = true; if (likely(ret == RET_MMIO_PF_EMULATE)) return x86_emulate_instruction(vcpu, gpa, 0, NULL, 0) == EMULATE_DONE; @@ -8517,6 +8519,7 @@ static int vmx_handle_exit(struct kvm_vcpu *vcpu) u32 vectoring_info = vmx->idt_vectoring_info; trace_kvm_exit(exit_reason, vcpu, KVM_ISA_VMX); + vcpu->arch.gpa_available = false; /* * Flush logged GPAs PML buffer, this will make dirty_bitmap more -- 1.8.3.1