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authorMarcelo Tosatti <mtosatti@redhat.com>2009-06-04 15:08:23 -0300
committerAvi Kivity <avi@redhat.com>2009-09-10 08:32:49 +0300
commit60eead79ad8750f80384cbe48fc44edcc78a0305 (patch)
treebf7b2a6e83c47f709e9d0afb2a8c53eb2944b05c /virt/kvm/kvm_main.c
parent64a2268dcfc9c3626aa7f70902690e2fc10c1630 (diff)
KVM: introduce irq_lock, use it to protect ioapic
Introduce irq_lock, and use to protect ioapic data structures. Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'virt/kvm/kvm_main.c')
-rw-r--r--virt/kvm/kvm_main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index d1f9c87daa8..d47e660fb70 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -982,6 +982,7 @@ static struct kvm *kvm_create_vm(void)
kvm_io_bus_init(&kvm->pio_bus);
kvm_irqfd_init(kvm);
mutex_init(&kvm->lock);
+ mutex_init(&kvm->irq_lock);
kvm_io_bus_init(&kvm->mmio_bus);
init_rwsem(&kvm->slots_lock);
atomic_set(&kvm->users_count, 1);