Commit 625422f6 authored by Paolo Bonzini's avatar Paolo Bonzini
Browse files

Revert "KVM: SVM: Sync g_pat with guest-written PAT value" 



This reverts commit e098223b,
which has a dependency on other commits being reverted.

Cc: stable@vger.kernel.org # 4.2+
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 606decd6

arch/x86/kvm/svm.c

+0 −10
Original line number Diff line number Diff line
@@ -3354,16 +3354,6 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) 
	case MSR_VM_IGNNE:

		vcpu_unimpl(vcpu, "unimplemented wrmsr: 0x%x data 0x%llx\n", ecx, data);

		break;

	case MSR_IA32_CR_PAT:

		if (npt_enabled) {

			if (!kvm_mtrr_valid(vcpu, MSR_IA32_CR_PAT, data))

				return 1;

			vcpu->arch.pat = data;

			svm_set_guest_pat(svm, &svm->vmcb->save.g_pat);

			mark_dirty(svm->vmcb, VMCB_NPT);

			break;

		}

		/* fall through */

	default:

		return kvm_set_msr_common(vcpu, msr);

	}