IRQ_ENTER           4 lib/locking-selftest-hardirq.h #undef IRQ_ENTER
IRQ_ENTER           9 lib/locking-selftest-hardirq.h #define IRQ_ENTER		HARDIRQ_ENTER
IRQ_ENTER           4 lib/locking-selftest-softirq.h #undef IRQ_ENTER
IRQ_ENTER           9 lib/locking-selftest-softirq.h #define IRQ_ENTER		SOFTIRQ_ENTER