Commit 32de2b5e authored Jul 10, 2020 by Paolo Bonzini

KVM: x86: update exception bitmap on CPUID changes



Allow vendor code to observe changes to MAXPHYADDR and start/stop
intercepting page faults.

Reviewed-by: Jim Mattson <jmattson@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

parent 6986982f

arch/x86/kvm/cpuid.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -148,6 +148,7 @@ static void kvm_vcpu_after_set_cpuid(struct kvm_vcpu *vcpu)
		kvm_pmu_refresh(vcpu);
		vcpu->arch.cr4_guest_rsvd_bits =
		__cr4_reserved_bits(guest_cpuid_has, vcpu);
		kvm_x86_ops.update_exception_bitmap(vcpu);
		}

		static int is_efer_nx(void)

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