Avoid beyond bounds copy while caching ACL
[zen-stable.git] / fs / 9p / acl.h
blob55955641196593afe5d01327c0c14bcbf7ef31a0
1 /*
2 * Copyright IBM Corporation, 2010
3 * Author Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2.1 of the GNU Lesser General Public License
7 * as published by the Free Software Foundation.
9 * This program is distributed in the hope that it would be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
14 #ifndef FS_9P_ACL_H
15 #define FS_9P_ACL_H
17 #ifdef CONFIG_9P_FS_POSIX_ACL
18 extern int v9fs_get_acl(struct inode *, struct p9_fid *);
19 extern struct posix_acl *v9fs_iop_get_acl(struct inode *inode, int type);
20 extern int v9fs_acl_chmod(struct dentry *);
21 extern int v9fs_set_create_acl(struct dentry *,
22 struct posix_acl **, struct posix_acl **);
23 extern int v9fs_acl_mode(struct inode *dir, umode_t *modep,
24 struct posix_acl **dpacl, struct posix_acl **pacl);
25 #else
26 #define v9fs_iop_get_acl NULL
27 static inline int v9fs_get_acl(struct inode *inode, struct p9_fid *fid)
29 return 0;
31 static inline int v9fs_acl_chmod(struct dentry *dentry)
33 return 0;
35 static inline int v9fs_set_create_acl(struct dentry *dentry,
36 struct posix_acl **dpacl,
37 struct posix_acl **pacl)
39 return 0;
41 static inline int v9fs_acl_mode(struct inode *dir, umode_t *modep,
42 struct posix_acl **dpacl,
43 struct posix_acl **pacl)
45 return 0;
48 #endif
49 #endif /* FS_9P_XATTR_H */