osfmk/i386/locks_i386.c

76 #include <kern/debug.h>
430  *	a usimple_lock is setting it up for debug checking.
437 				 ((l)->debug.state & USLOCK_CHECKED))
457 	l->debug.state = uslock_check ? USLOCK_INITIALIZED : 0;
458 	l->debug.lock_cpu = l->debug.unlock_cpu = 0;
459 	l->debug.lock_pc = l->debug.unlock_pc = INVALID_PC;
460 	l->debug.lock_thread = l->debug.unlock_thread = INVALID_THREAD;
461 	l->debug.duration[0] = l->debug.duration[1] = 0;
462 	l->debug.unlock_cpu = l->debug.unlock_cpu = 0;
463 	l->debug.unlock_pc = l->debug.unlock_pc = INVALID_PC;
464 	l->debug.unlock_thread = l->debug.unlock_thread = INVALID_THREAD;
481 	if (!(l->debug.state & USLOCK_INIT))
482 		panic("%s:  %p is not an initialized lock, 0x%x", caller, l, l->debug.state);
511 	if ((l->debug.state & USLOCK_TAKEN) && l->debug.lock_thread &&
512 	    l->debug.lock_thread == (void *) current_thread()) {
514 		      caller, l, l->debug.lock_pc);
516 		       l->debug.lock_thread, pc);
543 	if (!((l->debug.state & ~USLOCK_TAKEN) == USLOCK_INITIALIZED))
546 	if ((l->debug.state & USLOCK_TAKEN))
551 	l->debug.lock_thread = (void *)current_thread();
552 	l->debug.state |= USLOCK_TAKEN;
553 	l->debug.lock_pc = pc;
554 	l->debug.lock_cpu = mycpu;
582 	if (!(l->debug.state & USLOCK_TAKEN))
585 	if (l->debug.lock_thread != (void *) current_thread())
587 		      caller, l, l->debug.lock_thread);
588 	if (l->debug.lock_cpu != mycpu) {
591 		printf(" (acquired on cpu 0x%x)\n", l->debug.lock_cpu);
596 	l->debug.unlock_thread = l->debug.lock_thread;
597 	l->debug.lock_thread = INVALID_PC;
598 	l->debug.state &= ~USLOCK_TAKEN;
599 	l->debug.unlock_pc = pc;
600 	l->debug.unlock_cpu = mycpu;
644 	if (!((l->debug.state & ~USLOCK_TAKEN) == USLOCK_INITIALIZED))
647 	if ((l->debug.state & USLOCK_TAKEN))
652 	l->debug.lock_thread = (void *) current_thread();
653 	l->debug.state |= USLOCK_TAKEN;
654 	l->debug.lock_pc = pc;
655 	l->debug.lock_cpu = mycpu;
1985 	 * penalize only lock groups that have debug/stats enabled