From: Jim Mattson Date: Fri, 4 Jun 2021 17:26:00 +0000 (-0700) Subject: KVM: x86: Remove guest mode check from kvm_check_nested_events X-Git-Tag: v5.14-rc1~166^2~204 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d82ee2819517eefd6f42465ccf3e3e621bbf4080;p=thirdparty%2Fkernel%2Fstable.git 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: Jim Mattson Message-Id: <20210604172611.281819-2-jmattson@google.com> Signed-off-by: Paolo Bonzini --- diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 85b40e9191e54..211d2dccb441b 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -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;