xref: /kernel/linux/linux-5.10/fs/epfs/main.c (revision 8c2ecf20) 
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * fs/epfs/main.c
4 *
5 * Copyright (c) 2022 Huawei Technologies Co., Ltd.
6 * Author: weilongping@huawei.com
7 * Create: 2022-06-10
8 */
9#include <linux/fs.h>
10#include <linux/module.h>
11#include <linux/slab.h>
12
13#include "internal.h"
14
15struct kmem_cache *epfs_inode_cachep;
16
17static int __init epfs_init(void)
18{
19	int ret;
20
21	epfs_inode_cachep =
22		kmem_cache_create("epfs_inode_cache",
23				  sizeof(struct epfs_inode_info), 0, 0,
24				  NULL);
25	if (!epfs_inode_cachep)
26		return -ENOMEM;
27	ret = register_filesystem(&epfs_fs_type);
28	if (ret)
29		kmem_cache_destroy(epfs_inode_cachep);
30	return ret;
31}
32
33static void __exit epfs_exit(void)
34{
35	unregister_filesystem(&epfs_fs_type);
36	kmem_cache_destroy(epfs_inode_cachep);
37}
38
39module_init(epfs_init)
40module_exit(epfs_exit)
41MODULE_DESCRIPTION("Enhanced Proxy File System for OpenHarmony");
42MODULE_AUTHOR("LongPing Wei weilongping@huawei.com");
43MODULE_LICENSE("GPL v2");
44MODULE_ALIAS_FS("epfs");
45