osfmk/kern/bsd_kern.c

35 #include <kern/thread.h>
112  * retrieving the first thread for extra safety.
116 	thread_t	thread = (thread_t)(void *)queue_first(&task->threads);
118 	if (queue_end(&task->threads, (queue_entry_t)thread))
119 		thread = THREAD_NULL;
124 	return (thread);
134 	thread_t		inc, thread = THREAD_NULL;
149 			thread = inc;
158 		*result_out = thread;
160 	if (thread) {
162 			act_set_astbsd(thread);
164 		thread_mtx_unlock(thread);
178 	thread_t		thread,
194 		if (inc == thread) {
212 			act_set_astbsd(thread);
214 		thread_mtx_unlock(thread);
228  * This is only safe to call from a thread executing in
296  * Swap in a new map for the task/thread pair; the old map reference is
300 swap_task_map(task_t task, thread_t thread, vm_map_t map, boolean_t doswitch)
304 	if (task != thread->task)
310 	thread->map = task->map = map;
318 	inval_copy_windows(thread);
573  * see if the current thread is aborted.  But unlike above, it also
574  * checks to see if thread is safely aborted.  If so, it returns
641 	thread_t thread;
662 	queue_iterate(&task->threads, thread, thread_t, task_threads) {
666 		if (thread->options & TH_OPT_IDLE_THREAD)
670 		thread_lock(thread);
672 		if ((thread->state & TH_RUN) == TH_RUN)
674 		cswitch += thread->c_switch;
675 		tval = timer_grab(&thread->user_timer);
679 		tval = timer_grab(&thread->system_timer);
681 		if (thread->precise_user_kernel_time) {
690 		syscalls_unix += thread->syscalls_unix;
691 		syscalls_mach += thread->syscalls_mach;
693 		thread_unlock(thread);
865 	thread_t thread;
871 	queue_iterate(&task->threads, thread, thread_t, task_threads) {
872 		if (thread->options & TH_OPT_IDLE_THREAD)
875 		thread_mtx_lock(thread);
876 		thread_update_qos_cpu_time(thread, TRUE);
877 		thread_mtx_unlock(thread);