KVM: Add a pending interrupt queue

Similar to the exception queue, this hold interrupts that have been
accepted by the virtual processor core but not yet injected.

Not yet used.

Signed-off-by: Avi Kivity <avi@qumranet.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index c666649c4bb2..6a4be78a7384 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -8,4 +8,15 @@ static inline void kvm_clear_exception_queue(struct kvm_vcpu *vcpu)
         vcpu->arch.exception.pending = false;
 }
 
+static inline void kvm_queue_interrupt(struct kvm_vcpu *vcpu, u8 vector)
+{
+        vcpu->arch.interrupt.pending = true;
+        vcpu->arch.interrupt.nr = vector;
+}
+
+static inline void kvm_clear_interrupt_queue(struct kvm_vcpu *vcpu)
+{
+        vcpu->arch.interrupt.pending = false;
+}
+
 #endif