irq_rover_lock    701 arch/powerpc/kernel/irq.c 		static DEFINE_RAW_SPINLOCK(irq_rover_lock);
irq_rover_lock    706 arch/powerpc/kernel/irq.c 		raw_spin_lock_irqsave(&irq_rover_lock, flags);
irq_rover_lock    714 arch/powerpc/kernel/irq.c 		raw_spin_unlock_irqrestore(&irq_rover_lock, flags);