aboutsummaryrefslogtreecommitdiff
path: root/virt
diff options
context:
space:
mode:
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/ioapic.c8
-rw-r--r--virt/kvm/kvm_main.c5
2 files changed, 11 insertions, 2 deletions
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index 317f8e211cd..4232fd75dd2 100644
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -211,6 +211,10 @@ static void ioapic_deliver(struct kvm_ioapic *ioapic, int irq)
case IOAPIC_LOWEST_PRIORITY:
vcpu = kvm_get_lowest_prio_vcpu(ioapic->kvm, vector,
deliver_bitmask);
+#ifdef CONFIG_X86
+ if (irq == 0)
+ vcpu = ioapic->kvm->vcpus[0];
+#endif
if (vcpu != NULL)
ioapic_inj_irq(ioapic, vcpu, vector,
trig_mode, delivery_mode);
@@ -220,6 +224,10 @@ static void ioapic_deliver(struct kvm_ioapic *ioapic, int irq)
deliver_bitmask, vector, IOAPIC_LOWEST_PRIORITY);
break;
case IOAPIC_FIXED:
+#ifdef CONFIG_X86
+ if (irq == 0)
+ deliver_bitmask = 1;
+#endif
for (vcpu_id = 0; deliver_bitmask != 0; vcpu_id++) {
if (!(deliver_bitmask & (1 << vcpu_id)))
continue;
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 32fbf800696..b2e12893e3f 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -169,6 +169,7 @@ static struct kvm *kvm_create_vm(void)
kvm_io_bus_init(&kvm->pio_bus);
mutex_init(&kvm->lock);
kvm_io_bus_init(&kvm->mmio_bus);
+ init_rwsem(&kvm->slots_lock);
spin_lock(&kvm_lock);
list_add(&kvm->vm_list, &vm_list);
spin_unlock(&kvm_lock);
@@ -339,9 +340,9 @@ int kvm_set_memory_region(struct kvm *kvm,
{
int r;
- down_write(&current->mm->mmap_sem);
+ down_write(&kvm->slots_lock);
r = __kvm_set_memory_region(kvm, mem, user_alloc);
- up_write(&current->mm->mmap_sem);
+ up_write(&kvm->slots_lock);
return r;
}
EXPORT_SYMBOL_GPL(kvm_set_memory_region);