1 /* 2 * Copyright (c) 2000-2005 Silicon Graphics, Inc. 3 * All Rights Reserved. 4 * 5 * This program is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope that it would be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write the Free Software Foundation, 16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 #ifndef __XFS_SUPER_H__ 19 #define __XFS_SUPER_H__ 20 21 #include <linux/exportfs.h> 22 23 #ifdef CONFIG_XFS_QUOTA 24 extern int xfs_qm_init(void); 25 extern void xfs_qm_exit(void); 26 #else 27 # define xfs_qm_init() (0) 28 # define xfs_qm_exit() do { } while (0) 29 #endif 30 31 #ifdef CONFIG_XFS_POSIX_ACL 32 # define XFS_ACL_STRING "ACLs, " 33 # define set_posix_acl_flag(sb) ((sb)->s_flags |= SB_POSIXACL) 34 #else 35 # define XFS_ACL_STRING 36 # define set_posix_acl_flag(sb) do { } while (0) 37 #endif 38 39 #define XFS_SECURITY_STRING "security attributes, " 40 41 #ifdef CONFIG_XFS_RT 42 # define XFS_REALTIME_STRING "realtime, " 43 #else 44 # define XFS_REALTIME_STRING 45 #endif 46 47 #ifdef DEBUG 48 # define XFS_DBG_STRING "debug" 49 #else 50 # define XFS_DBG_STRING "no debug" 51 #endif 52 53 #define XFS_VERSION_STRING "SGI XFS" 54 #define XFS_BUILD_OPTIONS XFS_ACL_STRING \ 55 XFS_SECURITY_STRING \ 56 XFS_REALTIME_STRING \ 57 XFS_DBG_STRING /* DBG must be last */ 58 59 struct xfs_inode; 60 struct xfs_mount; 61 struct xfs_buftarg; 62 struct block_device; 63 64 extern void xfs_quiesce_attr(struct xfs_mount *mp); 65 extern void xfs_flush_inodes(struct xfs_mount *mp); 66 extern void xfs_blkdev_issue_flush(struct xfs_buftarg *); 67 extern xfs_agnumber_t xfs_set_inode_alloc(struct xfs_mount *, 68 xfs_agnumber_t agcount); 69 70 extern const struct export_operations xfs_export_operations; 71 extern const struct xattr_handler *xfs_xattr_handlers[]; 72 extern const struct quotactl_ops xfs_quotactl_operations; 73 74 extern void xfs_reinit_percpu_counters(struct xfs_mount *mp); 75 76 extern struct workqueue_struct *xfs_discard_wq; 77 78 #define XFS_M(sb) ((struct xfs_mount *)((sb)->s_fs_info)) 79 80 #endif /* __XFS_SUPER_H__ */ 81