202 	if (thread == THREAD_NULL) {  in thread_terminate()
241 	if (thread == THREAD_NULL) {  in thread_terminate_from_user()
263 	if (thread == THREAD_NULL) {  in thread_terminate_pinned()
333 	if (thread == THREAD_NULL || get_threadtask(thread) == kernel_task) {  in thread_suspend()
361 	if (thread == THREAD_NULL || get_threadtask(thread) == kernel_task) {  in thread_resume()
394 	if (thread == THREAD_NULL) {  in thread_depress_abort_from_user()
444 	if (thread == THREAD_NULL) {  in thread_abort()
468 	if (thread == THREAD_NULL) {  in thread_abort_safely()
511 	if (thread == THREAD_NULL) {  in thread_info()
539 	if (thread == THREAD_NULL) {  in thread_get_state_internal()
626 	if (thread == THREAD_NULL) {  in thread_set_state_internal()
713 	thread_t to_thread = THREAD_NULL;  in thread_convert_thread_state()
714 	thread_t from_thread = THREAD_NULL;  in thread_convert_thread_state()
722 	if (thread == THREAD_NULL) {  in thread_convert_thread_state()
776 	if (thread == THREAD_NULL) {  in thread_state_initialize()
817 	if (target == THREAD_NULL || target == self) {  in thread_dup()
860 	if (source == THREAD_NULL || target == THREAD_NULL || target == source) {  in thread_dup2()
963 	if (thread == THREAD_NULL) {  in thread_set_tsd_base()