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Commit 62baf44c authored by Jan Kiszka's avatar Jan Kiszka Committed by Paolo Bonzini
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KVM: nSVM: Do not report CLTS via SVM_EXIT_WRITE_CR0 to L1 



CLTS only changes TS which is not monitored by selected CR0
interception. So skip any attempt to translate WRITE_CR0 to
CR0_SEL_WRITE for this instruction.

Signed-off-by: default avatarJan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 9f6226a7

arch/x86/kvm/svm.c

+2 −1
Original line number Diff line number Diff line
@@ -4205,7 +4205,8 @@ static int svm_check_intercept(struct kvm_vcpu *vcpu, 
		if (info->intercept == x86_intercept_cr_write)

			icpt_info.exit_code += info->modrm_reg;



		if (icpt_info.exit_code != SVM_EXIT_WRITE_CR0)

		if (icpt_info.exit_code != SVM_EXIT_WRITE_CR0 ||

		    info->intercept == x86_intercept_clts)

			break;



		intercept = svm->nested.intercept;