KVM: Fix guest shared interrupt with in-kernel irqchip

[safe/jmp/linux-2.6] / arch / ia64 / kvm / kvm-ia64.c

diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index a312c9e..8a2b13f 100644 (file)
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -778,6 +778,9 @@ static void kvm_init_vm(struct kvm *kvm)
        kvm_build_io_pmt(kvm);
 
        INIT_LIST_HEAD(&kvm->arch.assigned_dev_head);
+
+       /* Reserve bit 0 of irq_sources_bitmap for userspace irq source */
+       set_bit(KVM_USERSPACE_IRQ_SOURCE_ID, &kvm->arch.irq_sources_bitmap);
 }
 
 struct  kvm *kvm_arch_create_vm(void)
@@ -941,9 +944,8 @@ long kvm_arch_vm_ioctl(struct file *filp,
                        goto out;
                if (irqchip_in_kernel(kvm)) {
                        mutex_lock(&kvm->lock);
-                       kvm_ioapic_set_irq(kvm->arch.vioapic,
-                                               irq_event.irq,
-                                               irq_event.level);
+                       kvm_set_irq(kvm, KVM_USERSPACE_IRQ_SOURCE_ID,
+                                   irq_event.irq, irq_event.level);
                        mutex_unlock(&kvm->lock);
                        r = 0;
                }