1 // SPDX-License-Identifier: GPL-2.0
3 * linux/fs/ext4/xattr_user.c
4 * Handler for extended user attributes.
6 * Copyright (C) 2001 by Andreas Gruenbacher, <a.gruenbacher@computer.org>
9 #include <linux/string.h>
11 #include "ext4_jbd2.h"
16 ext4_xattr_user_list(struct dentry *dentry)
18 return test_opt(dentry->d_sb, XATTR_USER);
22 ext4_xattr_user_get(const struct xattr_handler *handler,
23 struct dentry *unused, struct inode *inode,
24 const char *name, void *buffer, size_t size)
26 if (!test_opt(inode->i_sb, XATTR_USER))
28 return ext4_xattr_get(inode, EXT4_XATTR_INDEX_USER,
33 ext4_xattr_user_set(const struct xattr_handler *handler,
34 struct dentry *unused, struct inode *inode,
35 const char *name, const void *value,
36 size_t size, int flags)
38 if (!test_opt(inode->i_sb, XATTR_USER))
40 return ext4_xattr_set(inode, EXT4_XATTR_INDEX_USER,
41 name, value, size, flags);
44 const struct xattr_handler ext4_xattr_user_handler = {
45 .prefix = XATTR_USER_PREFIX,
46 .list = ext4_xattr_user_list,
47 .get = ext4_xattr_user_get,
48 .set = ext4_xattr_user_set,