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Jan Kiszka cf9eeac463 KVM: Convert intx_mask_lock to spin lock 
As kvm_notify_acked_irq calls kvm_assigned_dev_ack_irq under
rcu_read_lock, we cannot use a mutex in the latter function. Switch to a
spin lock to address this.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
History 2012-03-20 12:41:24 +02:00
..
kvm KVM: Convert intx_mask_lock to spin lock 2012-03-20 12:41:24 +02:00