Commit d82ee281 authored by Jim Mattson's avatar Jim Mattson Committed by Paolo Bonzini
Browse files

KVM: x86: Remove guest mode check from kvm_check_nested_events 



A survey of the callsites reveals that they all ensure the vCPU is in
guest mode before calling kvm_check_nested_events. Remove this dead
code so that the only negative value this function returns (at the
moment) is -EBUSY.

Signed-off-by: default avatarJim Mattson <jmattson@google.com>
Message-Id: <20210604172611.281819-2-jmattson@google.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent efe58549

arch/x86/kvm/x86.c

+0 −3
Original line number Diff line number Diff line
@@ -8625,9 +8625,6 @@ static void update_cr8_intercept(struct kvm_vcpu *vcpu) 


int kvm_check_nested_events(struct kvm_vcpu *vcpu)

{

	if (WARN_ON_ONCE(!is_guest_mode(vcpu)))

		return -EIO;



	if (kvm_check_request(KVM_REQ_TRIPLE_FAULT, vcpu)) {

		kvm_x86_ops.nested_ops->triple_fault(vcpu);

		return 1;