376 linux_clone3_args_valid(struct l_user_clone_args *uca)  in linux_clone3_args_valid()  argument
380 	if ((uca->flags & ~(LINUX_CLONE_LEGACY_FLAGS |  in linux_clone3_args_valid()
383 	if ((uca->flags & (LINUX_CLONE_DETACHED | LINUX_CSIGNAL)) != 0)  in linux_clone3_args_valid()
386 	if ((uca->flags & (LINUX_CLONE_SIGHAND | LINUX_CLONE_CLEAR_SIGHAND)) ==  in linux_clone3_args_valid()
389 	if ((uca->flags & (LINUX_CLONE_THREAD | LINUX_CLONE_PARENT)) != 0 &&  in linux_clone3_args_valid()
390 	    uca->exit_signal != 0)  in linux_clone3_args_valid()
394 	if (uca->set_tid_size > LINUX_MAX_PID_NS_LEVEL)  in linux_clone3_args_valid()
396 	if (uca->set_tid == 0 && uca->set_tid_size > 0)  in linux_clone3_args_valid()
398 	if (uca->set_tid != 0 && uca->set_tid_size == 0)  in linux_clone3_args_valid()
401 	if (uca->stack == 0 && uca->stack_size > 0)  in linux_clone3_args_valid()
403 	if (uca->stack != 0 && uca->stack_size == 0)  in linux_clone3_args_valid()
407 	if ((uca->exit_signal & ~(uint64_t)LINUX_CSIGNAL) != 0)  in linux_clone3_args_valid()
411 	if ((uca->flags & LINUX_CLONE_NEWTIME) != 0) {  in linux_clone3_args_valid()
415 	if ((uca->flags & LINUX_CLONE_INTO_CGROUP) != 0) {  in linux_clone3_args_valid()
419 	if (uca->set_tid != 0 || uca->set_tid_size != 0) {  in linux_clone3_args_valid()
430 	struct l_user_clone_args *uca;  in linux_clone3()  local
445 	size = max(args->usize, sizeof(*uca));  in linux_clone3()
446 	uca = malloc(size, M_LINUX, M_WAITOK | M_ZERO);  in linux_clone3()
447 	error = copyin(args->uargs, uca, args->usize);  in linux_clone3()
450 	error = linux_clone3_args_valid(uca);  in linux_clone3()
454 	ca->flags = uca->flags;  in linux_clone3()
455 	ca->child_tid = PTRIN(uca->child_tid);  in linux_clone3()
456 	ca->parent_tid = PTRIN(uca->parent_tid);  in linux_clone3()
457 	ca->exit_signal = uca->exit_signal;  in linux_clone3()
458 	ca->stack = uca->stack + uca->stack_size;  in linux_clone3()
459 	ca->stack_size = uca->stack_size;  in linux_clone3()
460 	ca->tls = uca->tls;  in linux_clone3()
468 	free(uca, M_LINUX);  in linux_clone3()