Commit 28e2b2f1 authored Sep 24, 2020 by Tom Lendacky Committed by Paolo Bonzini Sep 28, 2020

KVM: VMX: Do not perform emulation for INVD intercept



The INVD instruction is emulated as a NOP, just skip the instruction
instead.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Message-Id: <addd41be2fbf50f5f4059e990a2a0cff182d2136.1600972918.git.thomas.lendacky@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

parent 14e3dd8d

arch/x86/kvm/vmx/vmx.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -5127,7 +5127,8 @@ static int handle_vmcall(struct kvm_vcpu *vcpu)

		static int handle_invd(struct kvm_vcpu *vcpu)
		{
		return kvm_emulate_instruction(vcpu, 0);
		/* Treat an INVD instruction as a NOP and just skip it. */
		return kvm_skip_emulated_instruction(vcpu);
		}

		static int handle_invlpg(struct kvm_vcpu *vcpu)

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