1 /* SPDX-License-Identifier: LGPL-2.1 */ 1
2 /*
3 *
4 * Copyright (c) International Business Mach
5 * Author(s): Steve French (sfrench@us.ibm.c
6 *
7 */
8 #include <linux/rbtree.h>
9
10 #ifndef _CIFS_FS_SB_H
11 #define _CIFS_FS_SB_H
12
13 #include <linux/backing-dev.h>
14
15 #define CIFS_MOUNT_NO_PERM 1 /* do not do
16 #define CIFS_MOUNT_SET_UID 2 /* set curre
17 #define CIFS_MOUNT_SERVER_INUM 4 /* inode num
18 #define CIFS_MOUNT_DIRECT_IO 8 /* do not wr
19 #define CIFS_MOUNT_NO_XATTR 0x10 /* if se
20 #define CIFS_MOUNT_MAP_SPECIAL_CHR 0x20 /* rem
21 #define CIFS_MOUNT_POSIX_PATHS 0x40 /* Negot
22 #define CIFS_MOUNT_UNX_EMUL 0x80 /* Netwo
23 #define CIFS_MOUNT_NO_BRL 0x100 /* No se
24 #define CIFS_MOUNT_CIFS_ACL 0x200 /* send
25 #define CIFS_MOUNT_OVERR_UID 0x400 /* overr
26 #define CIFS_MOUNT_OVERR_GID 0x800 /* overr
27 #define CIFS_MOUNT_DYNPERM 0x1000 /* allo
28 #define CIFS_MOUNT_NOPOSIXBRL 0x2000 /* mand
29 #define CIFS_MOUNT_NOSSYNC 0x4000 /* don'
30 #define CIFS_MOUNT_FSCACHE 0x8000 /* loca
31 #define CIFS_MOUNT_MF_SYMLINKS 0x10000 /* Min
32 #define CIFS_MOUNT_MULTIUSER 0x20000 /* mul
33 #define CIFS_MOUNT_STRICT_IO 0x40000 /* str
34 #define CIFS_MOUNT_RWPIDFORWARD 0x80000 /* use
35 #define CIFS_MOUNT_POSIXACL 0x100000 /* mi
36 #define CIFS_MOUNT_CIFS_BACKUPUID 0x200000 /*
37 #define CIFS_MOUNT_CIFS_BACKUPGID 0x400000 /*
38 #define CIFS_MOUNT_MAP_SFM_CHR 0x800000 /* SF
39 #define CIFS_MOUNT_USE_PREFIX_PATH 0x1000000 /
40
41
42 #define CIFS_MOUNT_UID_FROM_ACL 0x2000000 /* t
43 #define CIFS_MOUNT_NO_HANDLE_CACHE 0x4000000 /
44 #define CIFS_MOUNT_NO_DFS 0x8000000 /* disable
45 #define CIFS_MOUNT_MODE_FROM_SID 0x10000000 /*
46 #define CIFS_MOUNT_RO_CACHE 0x20000000 /*
47 #define CIFS_MOUNT_RW_CACHE 0x40000000 /*
48 #define CIFS_MOUNT_SHUTDOWN 0x80000000
49
50 struct cifs_sb_info {
51 struct rb_root tlink_tree;
52 spinlock_t tlink_tree_lock;
53 struct tcon_link *master_tlink;
54 struct nls_table *local_nls;
55 struct smb3_fs_context *ctx;
56 atomic_t active;
57 unsigned int mnt_cifs_flags;
58 struct delayed_work prune_tlinks;
59 struct rcu_head rcu;
60
61 /* only used when CIFS_MOUNT_USE_PREFI
62 char *prepath;
63
64 /*
65 * Indicate whether serverino option w
66 * (cifs_autodisable_serverino) in ord
67 */
68 bool mnt_cifs_serverino_autodisabled;
69 /*
70 * Available once the mount has comple
71 */
72 struct dentry *root;
73 };
74 #endif /* _CIFS_FS_SB
75
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