diff options
Diffstat (limited to 'virt/kvm/irq_comm.c')
| -rw-r--r-- | virt/kvm/irq_comm.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/virt/kvm/irq_comm.c b/virt/kvm/irq_comm.c index e43701c0a5c4..f5e059b67cd4 100644 --- a/virt/kvm/irq_comm.c +++ b/virt/kvm/irq_comm.c @@ -47,7 +47,7 @@ void kvm_get_intr_delivery_bitmask(struct kvm *kvm, struct kvm_lapic *src, int dest_id, int dest_mode, bool low_prio, int short_hand, unsigned long *deliver_bitmask) { - int i; + int i, lowest = -1; struct kvm_vcpu *vcpu; if (dest_mode == 0 && dest_id == 0xff && low_prio) @@ -64,15 +64,18 @@ void kvm_get_intr_delivery_bitmask(struct kvm *kvm, struct kvm_lapic *src, dest_mode)) continue; - __set_bit(i, deliver_bitmask); + if (!low_prio) { + __set_bit(i, deliver_bitmask); + } else { + if (lowest < 0) + lowest = i; + if (kvm_apic_compare_prio(vcpu, kvm->vcpus[lowest]) < 0) + lowest = i; + } } - if (low_prio) { - vcpu = kvm_get_lowest_prio_vcpu(kvm, 0, deliver_bitmask); - bitmap_zero(deliver_bitmask, KVM_MAX_VCPUS); - if (vcpu) - __set_bit(vcpu->vcpu_id, deliver_bitmask); - } + if (lowest != -1) + __set_bit(lowest, deliver_bitmask); } static int kvm_set_msi(struct kvm_kernel_irq_routing_entry *e, |