| /* |
| * fs/cifs/cifs_fs_sb.h |
| * |
| * Copyright (c) International Business Machines Corp., 2002,2004 |
| * Author(s): Steve French (sfrench@us.ibm.com) |
| * |
| * This library is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Lesser General Public License as published |
| * by the Free Software Foundation; either version 2.1 of the License, or |
| * (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See |
| * the GNU Lesser General Public License for more details. |
| * |
| */ |
| #include <linux/rbtree.h> |
| |
| #ifndef _CIFS_FS_SB_H |
| #define _CIFS_FS_SB_H |
| |
| #include <linux/backing-dev.h> |
| |
| #define CIFS_MOUNT_NO_PERM 1 /* do not do client vfs_perm check */ |
| #define CIFS_MOUNT_SET_UID 2 /* set current's euid in create etc. */ |
| #define CIFS_MOUNT_SERVER_INUM 4 /* inode numbers from uniqueid from server */ |
| #define CIFS_MOUNT_DIRECT_IO 8 /* do not write nor read through page cache */ |
| #define CIFS_MOUNT_NO_XATTR 0x10 /* if set - disable xattr support */ |
| #define CIFS_MOUNT_MAP_SPECIAL_CHR 0x20 /* remap illegal chars in filenames */ |
| #define CIFS_MOUNT_POSIX_PATHS 0x40 /* Negotiate posix pathnames if possible*/ |
| #define CIFS_MOUNT_UNX_EMUL 0x80 /* Network compat with SFUnix emulation */ |
| #define CIFS_MOUNT_NO_BRL 0x100 /* No sending byte range locks to srv */ |
| #define CIFS_MOUNT_CIFS_ACL 0x200 /* send ACL requests to non-POSIX srv */ |
| #define CIFS_MOUNT_OVERR_UID 0x400 /* override uid returned from server */ |
| #define CIFS_MOUNT_OVERR_GID 0x800 /* override gid returned from server */ |
| #define CIFS_MOUNT_DYNPERM 0x1000 /* allow in-memory only mode setting */ |
| #define CIFS_MOUNT_NOPOSIXBRL 0x2000 /* mandatory not posix byte range lock */ |
| #define CIFS_MOUNT_NOSSYNC 0x4000 /* don't do slow SMBflush on every sync*/ |
| #define CIFS_MOUNT_FSCACHE 0x8000 /* local caching enabled */ |
| #define CIFS_MOUNT_MF_SYMLINKS 0x10000 /* Minshall+French Symlinks enabled */ |
| #define CIFS_MOUNT_MULTIUSER 0x20000 /* multiuser mount */ |
| #define CIFS_MOUNT_STRICT_IO 0x40000 /* strict cache mode */ |
| #define CIFS_MOUNT_RWPIDFORWARD 0x80000 /* use pid forwarding for rw */ |
| #define CIFS_MOUNT_POSIXACL 0x100000 /* mirror of SB_POSIXACL in mnt_cifs_flags */ |
| #define CIFS_MOUNT_CIFS_BACKUPUID 0x200000 /* backup intent bit for a user */ |
| #define CIFS_MOUNT_CIFS_BACKUPGID 0x400000 /* backup intent bit for a group */ |
| #define CIFS_MOUNT_MAP_SFM_CHR 0x800000 /* SFM/MAC mapping for illegal chars */ |
| #define CIFS_MOUNT_USE_PREFIX_PATH 0x1000000 /* make subpath with unaccessible |
| * root mountable |
| */ |
| #define CIFS_MOUNT_UID_FROM_ACL 0x2000000 /* try to get UID via special SID */ |
| #define CIFS_MOUNT_NO_HANDLE_CACHE 0x4000000 /* disable caching dir handles */ |
| #define CIFS_MOUNT_NO_DFS 0x8000000 /* disable DFS resolving */ |
| #define CIFS_MOUNT_MODE_FROM_SID 0x10000000 /* retrieve mode from special ACE */ |
| |
| struct cifs_sb_info { |
| struct rb_root tlink_tree; |
| spinlock_t tlink_tree_lock; |
| struct tcon_link *master_tlink; |
| struct nls_table *local_nls; |
| unsigned int bsize; |
| unsigned int rsize; |
| unsigned int wsize; |
| unsigned long actimeo; /* attribute cache timeout (jiffies) */ |
| atomic_t active; |
| kuid_t mnt_uid; |
| kgid_t mnt_gid; |
| kuid_t mnt_backupuid; |
| kgid_t mnt_backupgid; |
| umode_t mnt_file_mode; |
| umode_t mnt_dir_mode; |
| unsigned int mnt_cifs_flags; |
| char *mountdata; /* options received at mount time or via DFS refs */ |
| struct delayed_work prune_tlinks; |
| struct rcu_head rcu; |
| |
| /* only used when CIFS_MOUNT_USE_PREFIX_PATH is set */ |
| char *prepath; |
| |
| /* |
| * Path initially provided by the mount call. We might connect |
| * to something different via DFS but we want to keep it to do |
| * failover properly. |
| */ |
| char *origin_fullpath; /* \\HOST\SHARE\[OPTIONAL PATH] */ |
| /* |
| * Indicate whether serverino option was turned off later |
| * (cifs_autodisable_serverino) in order to match new mounts. |
| */ |
| bool mnt_cifs_serverino_autodisabled; |
| }; |
| #endif /* _CIFS_FS_SB_H */ |