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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/fs/cifs/cifs_fs_sb.h
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/*

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 *   fs/cifs/cifs_fs_sb.h

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 *

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 *   Copyright (c) International Business Machines  Corp., 2002,2004

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 *   Author(s): Steve French ([email protected])

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 *

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 *   This library is free software; you can redistribute it and/or modify

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 *   it under the terms of the GNU Lesser General Public License as published

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 *   by the Free Software Foundation; either version 2.1 of the License, or

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 *   (at your option) any later version.

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 *

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 *   This library is distributed in the hope that it will be useful,

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 *   but WITHOUT ANY WARRANTY; without even the implied warranty of

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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See

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 *   the GNU Lesser General Public License for more details.

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 *

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 */

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#include <linux/rbtree.h>

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#ifndef _CIFS_FS_SB_H

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#define _CIFS_FS_SB_H

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#include <linux/backing-dev.h>

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#define CIFS_MOUNT_NO_PERM      1 /* do not do client vfs_perm check */

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#define CIFS_MOUNT_SET_UID      2 /* set current's euid in create etc. */

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#define CIFS_MOUNT_SERVER_INUM  4 /* inode numbers from uniqueid from server  */

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#define CIFS_MOUNT_DIRECT_IO    8 /* do not write nor read through page cache */

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#define CIFS_MOUNT_NO_XATTR     0x10  /* if set - disable xattr support       */

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#define CIFS_MOUNT_MAP_SPECIAL_CHR 0x20 /* remap illegal chars in filenames   */

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#define CIFS_MOUNT_POSIX_PATHS  0x40  /* Negotiate posix pathnames if possible*/

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#define CIFS_MOUNT_UNX_EMUL     0x80  /* Network compat with SFUnix emulation */

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#define CIFS_MOUNT_NO_BRL       0x100 /* No sending byte range locks to srv   */

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#define CIFS_MOUNT_CIFS_ACL     0x200 /* send ACL requests to non-POSIX srv   */

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#define CIFS_MOUNT_OVERR_UID    0x400 /* override uid returned from server    */

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#define CIFS_MOUNT_OVERR_GID    0x800 /* override gid returned from server    */

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#define CIFS_MOUNT_DYNPERM      0x1000 /* allow in-memory only mode setting   */

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#define CIFS_MOUNT_NOPOSIXBRL   0x2000 /* mandatory not posix byte range lock */

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#define CIFS_MOUNT_NOSSYNC      0x4000 /* don't do slow SMBflush on every sync*/

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#define CIFS_MOUNT_FSCACHE	0x8000 /* local caching enabled */

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#define CIFS_MOUNT_MF_SYMLINKS	0x10000 /* Minshall+French Symlinks enabled */

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#define CIFS_MOUNT_MULTIUSER	0x20000 /* multiuser mount */

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#define CIFS_MOUNT_STRICT_IO	0x40000 /* strict cache mode */

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#define CIFS_MOUNT_RWPIDFORWARD	0x80000 /* use pid forwarding for rw */

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#define CIFS_MOUNT_POSIXACL	0x100000 /* mirror of MS_POSIXACL in mnt_cifs_flags */

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struct cifs_sb_info {

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	struct rb_root tlink_tree;

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	spinlock_t tlink_tree_lock;

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	struct tcon_link *master_tlink;

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	struct nls_table *local_nls;

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	unsigned int rsize;

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	unsigned int wsize;

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	unsigned long actimeo; /* attribute cache timeout (jiffies) */

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	atomic_t active;

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	uid_t	mnt_uid;

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	gid_t	mnt_gid;

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	mode_t	mnt_file_mode;

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	mode_t	mnt_dir_mode;

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	unsigned int mnt_cifs_flags;

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	char   *mountdata; /* options received at mount time or via DFS refs */

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	struct backing_dev_info bdi;

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	struct delayed_work prune_tlinks;

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};

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#endif				/* _CIFS_FS_SB_H */

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