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Diffstat (limited to 'arch/x86/kvm/svm/avic.c')
-rw-r--r--arch/x86/kvm/svm/avic.c48
1 files changed, 8 insertions, 40 deletions
diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c
index 2b2932f04411..fb3e20791338 100644
--- a/arch/x86/kvm/svm/avic.c
+++ b/arch/x86/kvm/svm/avic.c
@@ -269,7 +269,7 @@ static int avic_init_backing_page(struct kvm_vcpu *vcpu)
return 0;
}
-static void avic_ring_doorbell(struct kvm_vcpu *vcpu)
+void avic_ring_doorbell(struct kvm_vcpu *vcpu)
{
/*
* Note, the vCPU could get migrated to a different pCPU at any point,
@@ -300,8 +300,13 @@ static void avic_kick_target_vcpus(struct kvm *kvm, struct kvm_lapic *source,
kvm_for_each_vcpu(i, vcpu, kvm) {
if (kvm_apic_match_dest(vcpu, source, icrl & APIC_SHORT_MASK,
GET_APIC_DEST_FIELD(icrh),
- icrl & APIC_DEST_MASK))
- kvm_vcpu_wake_up(vcpu);
+ icrl & APIC_DEST_MASK)) {
+ vcpu->arch.apic->irr_pending = true;
+ svm_complete_interrupt_delivery(vcpu,
+ icrl & APIC_MODE_MASK,
+ icrl & APIC_INT_LEVELTRIG,
+ icrl & APIC_VECTOR_MASK);
+ }
}
}
@@ -663,43 +668,6 @@ void svm_load_eoi_exitmap(struct kvm_vcpu *vcpu, u64 *eoi_exit_bitmap)
return;
}
-int svm_deliver_avic_intr(struct kvm_vcpu *vcpu, int vec)
-{
- if (!vcpu->arch.apicv_active)
- return -1;
-
- /*
- * Pairs with the smp_mb_*() after setting vcpu->guest_mode in
- * vcpu_enter_guest() to ensure the write to the vIRR is ordered before
- * the read of guest_mode, which guarantees that either VMRUN will see
- * and process the new vIRR entry, or that the below code will signal
- * the doorbell if the vCPU is already running in the guest.
- */
- smp_mb__after_atomic();
-
- /*
- * Signal the doorbell to tell hardware to inject the IRQ if the vCPU
- * is in the guest. If the vCPU is not in the guest, hardware will
- * automatically process AVIC interrupts at VMRUN.
- */
- if (vcpu->mode == IN_GUEST_MODE) {
- /*
- * Signal the doorbell to tell hardware to inject the IRQ. If
- * the vCPU exits the guest before the doorbell chimes, hardware
- * will automatically process AVIC interrupts at the next VMRUN.
- */
- avic_ring_doorbell(vcpu);
- } else {
- /*
- * Wake the vCPU if it was blocking. KVM will then detect the
- * pending IRQ when checking if the vCPU has a wake event.
- */
- kvm_vcpu_wake_up(vcpu);
- }
-
- return 0;
-}
-
bool svm_dy_apicv_has_pending_interrupt(struct kvm_vcpu *vcpu)
{
return false;