xref: /linux/fs/jffs2/xattr_user.c (revision c0c914eca7f251c70facc37dfebeaf176601918d)
1 /*
2  * JFFS2 -- Journalling Flash File System, Version 2.
3  *
4  * Copyright © 2006  NEC Corporation
5  *
6  * Created by KaiGai Kohei <kaigai@ak.jp.nec.com>
7  *
8  * For licensing information, see the file 'LICENCE' in this directory.
9  *
10  */
11 
12 #include <linux/kernel.h>
13 #include <linux/fs.h>
14 #include <linux/jffs2.h>
15 #include <linux/xattr.h>
16 #include <linux/mtd/mtd.h>
17 #include "nodelist.h"
18 
19 static int jffs2_user_getxattr(const struct xattr_handler *handler,
20 			       struct dentry *dentry, const char *name,
21 			       void *buffer, size_t size)
22 {
23 	return do_jffs2_getxattr(d_inode(dentry), JFFS2_XPREFIX_USER,
24 				 name, buffer, size);
25 }
26 
27 static int jffs2_user_setxattr(const struct xattr_handler *handler,
28 			       struct dentry *dentry, const char *name,
29 			       const void *buffer, size_t size, int flags)
30 {
31 	return do_jffs2_setxattr(d_inode(dentry), JFFS2_XPREFIX_USER,
32 				 name, buffer, size, flags);
33 }
34 
35 const struct xattr_handler jffs2_user_xattr_handler = {
36 	.prefix = XATTR_USER_PREFIX,
37 	.set = jffs2_user_setxattr,
38 	.get = jffs2_user_getxattr
39 };
40