C++ (Cpp) create_kddm_file_object 예제들

예제 #1

파일: faf_file_mgr.c 프로젝트: jeanparpaillon/kerrighed-kernel

int send_faf_file_desc(struct rpc_desc *desc, struct file *file)
{
	int r;

	if (!file->f_objid) {
		r = create_kddm_file_object(file);
		if (r)
			goto out;
	}

	if (!(file->f_flags & (O_FAF_SRV|O_FAF_CLT))) {
		r = setup_faf_file(file);
		if (r && r != -EALREADY)
			goto out;
	}

	r = __send_faf_file_desc(desc, file);

out:
	return r;
}

예제 #2

void handle_faf_accept (struct rpc_desc *desc,
		        void *msgIn, size_t size)
{
	struct faf_bind_msg *msg = msgIn;
	int err, r;
	struct file *file;

	r = remote_sleep_prepare(desc);
	if (r)
		goto err_cancel;

	r = sys_accept(msg->server_fd,
		       (struct sockaddr *)&msg->sa, &msg->addrlen);

	remote_sleep_finish();

	err = rpc_pack_type(desc, r);
	if (err)
		goto err_close_file;

	if (r < 0)
		return;

	file = fcheck_files(current->files, r);

	if (!file->f_objid) {
		err = create_kddm_file_object(file);
		if (err)
			goto err_close_file;
	}

	file->f_flags |= O_FAF_SRV;
	file->f_faf_srv_index = r;

	/* Increment the DVFS count for the client node */
	get_dvfs_file(r, file->f_objid);

	err = rpc_pack_type(desc, msg->addrlen);
	if (err)
		goto err_close_faf_file;

	err = rpc_pack(desc, 0, &msg->sa, msg->addrlen);
	if (err)
		goto err_close_faf_file;

	err = __send_faf_file_desc(desc, file);
	if (err)
		goto err_close_faf_file;

	err = rpc_unpack_type(desc, r);
	if (err)
		goto err_close_faf_file;

out:
	return;

err_cancel:
	rpc_cancel(desc);
	goto out;

err_close_faf_file:
	/* The client couldn't setup a FAF client file. */
	put_dvfs_file(file->f_faf_srv_index, file);
	check_close_faf_srv_file(file);
	goto err_cancel;

err_close_file:
	if (r >= 0)
		sys_close(r);
	goto err_cancel;
}