229 	struct ksmbd_ipc_msg *msg;  in ipc_msg_alloc()  local
232 	msg = kvmalloc(msg_sz, GFP_KERNEL | __GFP_ZERO);  in ipc_msg_alloc()
233 	if (msg)  in ipc_msg_alloc()
234 		msg->sz = sz;  in ipc_msg_alloc()
235 	return msg;  in ipc_msg_alloc()
238 static void ipc_msg_free(struct ksmbd_ipc_msg *msg)  in ipc_msg_free()  argument
240 	kvfree(msg);  in ipc_msg_free()
419 static int ipc_msg_send(struct ksmbd_ipc_msg *msg)  in ipc_msg_send()  argument
428 	skb = genlmsg_new(msg->sz, GFP_KERNEL);  in ipc_msg_send()
432 	nlh = genlmsg_put(skb, 0, 0, &ksmbd_genl_family, 0, msg->type);  in ipc_msg_send()
436 	ret = nla_put(skb, msg->type, msg->sz, msg->payload);  in ipc_msg_send()
453 static void *ipc_msg_send_request(struct ksmbd_ipc_msg *msg, unsigned int handle)  in ipc_msg_send_request()  argument
461 	entry.type = msg->type;  in ipc_msg_send_request()
470 	ret = ipc_msg_send(msg);  in ipc_msg_send_request()
486 	struct ksmbd_ipc_msg *msg;  in ksmbd_ipc_heartbeat_request()  local
489 	msg = ipc_msg_alloc(sizeof(struct ksmbd_heartbeat));  in ksmbd_ipc_heartbeat_request()
490 	if (!msg)  in ksmbd_ipc_heartbeat_request()
493 	msg->type = KSMBD_EVENT_HEARTBEAT_REQUEST;  in ksmbd_ipc_heartbeat_request()
494 	ret = ipc_msg_send(msg);  in ksmbd_ipc_heartbeat_request()
495 	ipc_msg_free(msg);  in ksmbd_ipc_heartbeat_request()
501 	struct ksmbd_ipc_msg *msg;  in ksmbd_ipc_login_request()  local
508 	msg = ipc_msg_alloc(sizeof(struct ksmbd_login_request));  in ksmbd_ipc_login_request()
509 	if (!msg)  in ksmbd_ipc_login_request()
512 	msg->type = KSMBD_EVENT_LOGIN_REQUEST;  in ksmbd_ipc_login_request()
513 	req = (struct ksmbd_login_request *)msg->payload;  in ksmbd_ipc_login_request()
517 	resp = ipc_msg_send_request(msg, req->handle);  in ksmbd_ipc_login_request()
519 	ipc_msg_free(msg);  in ksmbd_ipc_login_request()
526 	struct ksmbd_ipc_msg *msg;  in ksmbd_ipc_spnego_authen_request()  local
530 	msg = ipc_msg_alloc(sizeof(struct ksmbd_spnego_authen_request) +  in ksmbd_ipc_spnego_authen_request()
532 	if (!msg)  in ksmbd_ipc_spnego_authen_request()
535 	msg->type = KSMBD_EVENT_SPNEGO_AUTHEN_REQUEST;  in ksmbd_ipc_spnego_authen_request()
536 	req = (struct ksmbd_spnego_authen_request *)msg->payload;  in ksmbd_ipc_spnego_authen_request()
541 	resp = ipc_msg_send_request(msg, req->handle);  in ksmbd_ipc_spnego_authen_request()
543 	ipc_msg_free(msg);  in ksmbd_ipc_spnego_authen_request()
553 	struct ksmbd_ipc_msg *msg;  in ksmbd_ipc_tree_connect_request()  local
563 	msg = ipc_msg_alloc(sizeof(struct ksmbd_tree_connect_request));  in ksmbd_ipc_tree_connect_request()
564 	if (!msg)  in ksmbd_ipc_tree_connect_request()
567 	msg->type = KSMBD_EVENT_TREE_CONNECT_REQUEST;  in ksmbd_ipc_tree_connect_request()
568 	req = (struct ksmbd_tree_connect_request *)msg->payload;  in ksmbd_ipc_tree_connect_request()
583 	resp = ipc_msg_send_request(msg, req->handle);  in ksmbd_ipc_tree_connect_request()
585 	ipc_msg_free(msg);  in ksmbd_ipc_tree_connect_request()
592 	struct ksmbd_ipc_msg *msg;  in ksmbd_ipc_tree_disconnect_request()  local
596 	msg = ipc_msg_alloc(sizeof(struct ksmbd_tree_disconnect_request));  in ksmbd_ipc_tree_disconnect_request()
597 	if (!msg)  in ksmbd_ipc_tree_disconnect_request()
600 	msg->type = KSMBD_EVENT_TREE_DISCONNECT_REQUEST;  in ksmbd_ipc_tree_disconnect_request()
601 	req = (struct ksmbd_tree_disconnect_request *)msg->payload;  in ksmbd_ipc_tree_disconnect_request()
605 	ret = ipc_msg_send(msg);  in ksmbd_ipc_tree_disconnect_request()
606 	ipc_msg_free(msg);  in ksmbd_ipc_tree_disconnect_request()
612 	struct ksmbd_ipc_msg *msg;  in ksmbd_ipc_logout_request()  local
619 	msg = ipc_msg_alloc(sizeof(struct ksmbd_logout_request));  in ksmbd_ipc_logout_request()
620 	if (!msg)  in ksmbd_ipc_logout_request()
623 	msg->type = KSMBD_EVENT_LOGOUT_REQUEST;  in ksmbd_ipc_logout_request()
624 	req = (struct ksmbd_logout_request *)msg->payload;  in ksmbd_ipc_logout_request()
628 	ret = ipc_msg_send(msg);  in ksmbd_ipc_logout_request()
629 	ipc_msg_free(msg);  in ksmbd_ipc_logout_request()
636 	struct ksmbd_ipc_msg *msg;  in ksmbd_ipc_share_config_request()  local
643 	msg = ipc_msg_alloc(sizeof(struct ksmbd_share_config_request));  in ksmbd_ipc_share_config_request()
644 	if (!msg)  in ksmbd_ipc_share_config_request()
647 	msg->type = KSMBD_EVENT_SHARE_CONFIG_REQUEST;  in ksmbd_ipc_share_config_request()
648 	req = (struct ksmbd_share_config_request *)msg->payload;  in ksmbd_ipc_share_config_request()
652 	resp = ipc_msg_send_request(msg, req->handle);  in ksmbd_ipc_share_config_request()
654 	ipc_msg_free(msg);  in ksmbd_ipc_share_config_request()
660 	struct ksmbd_ipc_msg *msg;  in ksmbd_rpc_open()  local
664 	msg = ipc_msg_alloc(sizeof(struct ksmbd_rpc_command));  in ksmbd_rpc_open()
665 	if (!msg)  in ksmbd_rpc_open()
668 	msg->type = KSMBD_EVENT_RPC_REQUEST;  in ksmbd_rpc_open()
669 	req = (struct ksmbd_rpc_command *)msg->payload;  in ksmbd_rpc_open()
675 	resp = ipc_msg_send_request(msg, req->handle);  in ksmbd_rpc_open()
676 	ipc_msg_free(msg);  in ksmbd_rpc_open()
682 	struct ksmbd_ipc_msg *msg;  in ksmbd_rpc_close()  local
686 	msg = ipc_msg_alloc(sizeof(struct ksmbd_rpc_command));  in ksmbd_rpc_close()
687 	if (!msg)  in ksmbd_rpc_close()
690 	msg->type = KSMBD_EVENT_RPC_REQUEST;  in ksmbd_rpc_close()
691 	req = (struct ksmbd_rpc_command *)msg->payload;  in ksmbd_rpc_close()
697 	resp = ipc_msg_send_request(msg, req->handle);  in ksmbd_rpc_close()
698 	ipc_msg_free(msg);  in ksmbd_rpc_close()
705 	struct ksmbd_ipc_msg *msg;  in ksmbd_rpc_write()  local
709 	msg = ipc_msg_alloc(sizeof(struct ksmbd_rpc_command) + payload_sz + 1);  in ksmbd_rpc_write()
710 	if (!msg)  in ksmbd_rpc_write()
713 	msg->type = KSMBD_EVENT_RPC_REQUEST;  in ksmbd_rpc_write()
714 	req = (struct ksmbd_rpc_command *)msg->payload;  in ksmbd_rpc_write()
722 	resp = ipc_msg_send_request(msg, req->handle);  in ksmbd_rpc_write()
723 	ipc_msg_free(msg);  in ksmbd_rpc_write()
729 	struct ksmbd_ipc_msg *msg;  in ksmbd_rpc_read()  local
733 	msg = ipc_msg_alloc(sizeof(struct ksmbd_rpc_command));  in ksmbd_rpc_read()
734 	if (!msg)  in ksmbd_rpc_read()
737 	msg->type = KSMBD_EVENT_RPC_REQUEST;  in ksmbd_rpc_read()
738 	req = (struct ksmbd_rpc_command *)msg->payload;  in ksmbd_rpc_read()
745 	resp = ipc_msg_send_request(msg, req->handle);  in ksmbd_rpc_read()
746 	ipc_msg_free(msg);  in ksmbd_rpc_read()
753 	struct ksmbd_ipc_msg *msg;  in ksmbd_rpc_ioctl()  local
757 	msg = ipc_msg_alloc(sizeof(struct ksmbd_rpc_command) + payload_sz + 1);  in ksmbd_rpc_ioctl()
758 	if (!msg)  in ksmbd_rpc_ioctl()
761 	msg->type = KSMBD_EVENT_RPC_REQUEST;  in ksmbd_rpc_ioctl()
762 	req = (struct ksmbd_rpc_command *)msg->payload;  in ksmbd_rpc_ioctl()
770 	resp = ipc_msg_send_request(msg, req->handle);  in ksmbd_rpc_ioctl()
771 	ipc_msg_free(msg);  in ksmbd_rpc_ioctl()
778 	struct ksmbd_ipc_msg *msg;  in ksmbd_rpc_rap()  local
782 	msg = ipc_msg_alloc(sizeof(struct ksmbd_rpc_command) + payload_sz + 1);  in ksmbd_rpc_rap()
783 	if (!msg)  in ksmbd_rpc_rap()
786 	msg->type = KSMBD_EVENT_RPC_REQUEST;  in ksmbd_rpc_rap()
787 	req = (struct ksmbd_rpc_command *)msg->payload;  in ksmbd_rpc_rap()
794 	resp = ipc_msg_send_request(msg, req->handle);  in ksmbd_rpc_rap()
796 	ipc_msg_free(msg);  in ksmbd_rpc_rap()