"Page ready" async PF can kick vcpu out of idle state much like IRQ.
We need to tell RCU about this.
Reported-by: NSasha Levin <levinsasha928@gmail.com>
Signed-off-by: NGleb Natapov <gleb@redhat.com>
Reviewed-by: NPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: NAvi Kivity <avi@redhat.com>