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cifs_fs_sb.h
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1 /*
2  * fs/cifs/cifs_fs_sb.h
3  *
4  * Copyright (c) International Business Machines Corp., 2002,2004
5  * Author(s): Steve French ([email protected])
6  *
7  * This library is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU Lesser General Public License as published
9  * by the Free Software Foundation; either version 2.1 of the License, or
10  * (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
15  * the GNU Lesser General Public License for more details.
16  *
17  */
18 #include <linux/rbtree.h>
19 
20 #ifndef _CIFS_FS_SB_H
21 #define _CIFS_FS_SB_H
22 
23 #include <linux/backing-dev.h>
24 
25 #define CIFS_MOUNT_NO_PERM 1 /* do not do client vfs_perm check */
26 #define CIFS_MOUNT_SET_UID 2 /* set current's euid in create etc. */
27 #define CIFS_MOUNT_SERVER_INUM 4 /* inode numbers from uniqueid from server */
28 #define CIFS_MOUNT_DIRECT_IO 8 /* do not write nor read through page cache */
29 #define CIFS_MOUNT_NO_XATTR 0x10 /* if set - disable xattr support */
30 #define CIFS_MOUNT_MAP_SPECIAL_CHR 0x20 /* remap illegal chars in filenames */
31 #define CIFS_MOUNT_POSIX_PATHS 0x40 /* Negotiate posix pathnames if possible*/
32 #define CIFS_MOUNT_UNX_EMUL 0x80 /* Network compat with SFUnix emulation */
33 #define CIFS_MOUNT_NO_BRL 0x100 /* No sending byte range locks to srv */
34 #define CIFS_MOUNT_CIFS_ACL 0x200 /* send ACL requests to non-POSIX srv */
35 #define CIFS_MOUNT_OVERR_UID 0x400 /* override uid returned from server */
36 #define CIFS_MOUNT_OVERR_GID 0x800 /* override gid returned from server */
37 #define CIFS_MOUNT_DYNPERM 0x1000 /* allow in-memory only mode setting */
38 #define CIFS_MOUNT_NOPOSIXBRL 0x2000 /* mandatory not posix byte range lock */
39 #define CIFS_MOUNT_NOSSYNC 0x4000 /* don't do slow SMBflush on every sync*/
40 #define CIFS_MOUNT_FSCACHE 0x8000 /* local caching enabled */
41 #define CIFS_MOUNT_MF_SYMLINKS 0x10000 /* Minshall+French Symlinks enabled */
42 #define CIFS_MOUNT_MULTIUSER 0x20000 /* multiuser mount */
43 #define CIFS_MOUNT_STRICT_IO 0x40000 /* strict cache mode */
44 #define CIFS_MOUNT_RWPIDFORWARD 0x80000 /* use pid forwarding for rw */
45 #define CIFS_MOUNT_POSIXACL 0x100000 /* mirror of MS_POSIXACL in mnt_cifs_flags */
46 #define CIFS_MOUNT_CIFS_BACKUPUID 0x200000 /* backup intent bit for a user */
47 #define CIFS_MOUNT_CIFS_BACKUPGID 0x400000 /* backup intent bit for a group */
48 
49 struct cifs_sb_info {
54  unsigned int rsize;
55  unsigned int wsize;
56  unsigned long actimeo; /* attribute cache timeout (jiffies) */
64  unsigned int mnt_cifs_flags;
65  char *mountdata; /* options received at mount time or via DFS refs */
68 };
69 #endif /* _CIFS_FS_SB_H */