284 	if (thread == THREAD_NULL) {  in thread_terminate()
323 	if (thread == THREAD_NULL) {  in thread_terminate_from_user()
345 	if (thread == THREAD_NULL) {  in thread_terminate_pinned()
415 	if (thread == THREAD_NULL || get_threadtask(thread) == kernel_task) {  in thread_suspend()
443 	if (thread == THREAD_NULL || get_threadtask(thread) == kernel_task) {  in thread_resume()
476 	if (thread == THREAD_NULL) {  in thread_depress_abort_from_user()
526 	if (thread == THREAD_NULL) {  in thread_abort()
550 	if (thread == THREAD_NULL) {  in thread_abort_safely()
593 	if (thread == THREAD_NULL) {  in thread_info()
622 	if (thread == THREAD_NULL) {  in thread_get_state_internal()
712 	if (thread == THREAD_NULL) {  in thread_set_state_internal()
805 	thread_t to_thread = THREAD_NULL;  in thread_convert_thread_state()
806 	thread_t from_thread = THREAD_NULL;  in thread_convert_thread_state()
814 	if (thread == THREAD_NULL) {  in thread_convert_thread_state()
868 	if (thread == THREAD_NULL) {  in thread_state_initialize()
896 	if (target == THREAD_NULL || target == self) {  in thread_dup()
939 	if (source == THREAD_NULL || target == THREAD_NULL || target == source) {  in thread_dup2()
1047 	if (thread == THREAD_NULL) {  in thread_set_tsd_base()
1225 	if (thread == THREAD_NULL) {  in thread_raise_exception()