hardirqs_off_events 3466 kernel/locking/lockdep.c debug_atomic_inc(hardirqs_off_events); hardirqs_off_events 172 kernel/locking/lockdep_internals.h unsigned long hardirqs_off_events; hardirqs_off_events 167 kernel/locking/lockdep_proc.c hi2 = debug_atomic_read(hardirqs_off_events),