diff options
| author | Oliver Upton <oupton@google.com> | 2020-04-06 20:12:37 +0000 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-04-07 04:21:41 -0400 |
| commit | 5c8beb474665220374abcafa79e40d78778606d1 (patch) | |
| tree | 7cd05a6a14fbe7e60557756dc9597330d11f264b /arch | |
| parent | da7e42320940059d571c233375d873c3a9de88c9 (diff) | |
| download | linux-5c8beb474665220374abcafa79e40d78778606d1.tar.bz2 | |
KVM: nVMX: don't clear mtf_pending when nested events are blocked
If nested events are blocked, don't clear the mtf_pending flag to avoid
missing later delivery of the MTF VM-exit.
Fixes: 5ef8acbdd687c ("KVM: nVMX: Emulate MTF when performing instruction emulation")
Signed-off-by: Oliver Upton <oupton@google.com>
Message-Id: <20200406201237.178725-1-oupton@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kvm/vmx/nested.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index de232306561a..cbc9ea2de28f 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -3645,7 +3645,8 @@ static int vmx_check_nested_events(struct kvm_vcpu *vcpu) * Clear the MTF state. If a higher priority VM-exit is delivered first, * this state is discarded. */ - vmx->nested.mtf_pending = false; + if (!block_nested_events) + vmx->nested.mtf_pending = false; if (lapic_in_kernel(vcpu) && test_bit(KVM_APIC_INIT, &apic->pending_events)) { |