fs/xfs/xfs_super.h

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (c) 2000-2005 Silicon Graphics, Inc.
   4  * All Rights Reserved.
   5  */
   6 #ifndef __XFS_SUPER_H__
   7 #define __XFS_SUPER_H__
   8
   9 #include <linux/exportfs.h>
  10
  11 #ifdef CONFIG_XFS_QUOTA
  12 extern int xfs_qm_init(void);
  13 extern void xfs_qm_exit(void);
  14 # define XFS_QUOTA_STRING       "quota, "
  15 #else
  16 # define xfs_qm_init()  (0)
  17 # define xfs_qm_exit()  do { } while (0)
  18 # define XFS_QUOTA_STRING
  19 #endif
  20
  21 #ifdef CONFIG_XFS_POSIX_ACL
  22 # define XFS_ACL_STRING         "ACLs, "
  23 # define set_posix_acl_flag(sb) ((sb)->s_flags |= SB_POSIXACL)
  24 #else
  25 # define XFS_ACL_STRING
  26 # define set_posix_acl_flag(sb) do { } while (0)
  27 #endif
  28
  29 #define XFS_SECURITY_STRING     "security attributes, "
  30
  31 #ifdef CONFIG_XFS_RT
  32 # define XFS_REALTIME_STRING    "realtime, "
  33 #else
  34 # define XFS_REALTIME_STRING
  35 #endif
  36
  37 #ifdef CONFIG_XFS_ONLINE_SCRUB
  38 # define XFS_SCRUB_STRING       "scrub, "
  39 #else
  40 # define XFS_SCRUB_STRING
  41 #endif
  42
  43 #ifdef CONFIG_XFS_ONLINE_REPAIR
  44 # define XFS_REPAIR_STRING      "repair, "
  45 #else
  46 # define XFS_REPAIR_STRING
  47 #endif
  48
  49 #ifdef CONFIG_XFS_WARN
  50 # define XFS_WARN_STRING        "verbose warnings, "
  51 #else
  52 # define XFS_WARN_STRING
  53 #endif
  54
  55 #ifdef CONFIG_XFS_ASSERT_FATAL
  56 # define XFS_ASSERT_FATAL_STRING        "fatal assert, "
  57 #else
  58 # define XFS_ASSERT_FATAL_STRING
  59 #endif
  60
  61 #ifdef DEBUG
  62 # define XFS_DBG_STRING         "debug"
  63 #else
  64 # define XFS_DBG_STRING         "no debug"
  65 #endif
  66
  67 #define XFS_VERSION_STRING      "SGI XFS"
  68 #define XFS_BUILD_OPTIONS       XFS_ACL_STRING \
  69                                 XFS_SECURITY_STRING \
  70                                 XFS_REALTIME_STRING \
  71                                 XFS_SCRUB_STRING \
  72                                 XFS_REPAIR_STRING \
  73                                 XFS_WARN_STRING \
  74                                 XFS_QUOTA_STRING \
  75                                 XFS_ASSERT_FATAL_STRING \
  76                                 XFS_DBG_STRING /* DBG must be last */
  77
  78 struct xfs_inode;
  79 struct xfs_mount;
  80 struct xfs_buftarg;
  81 struct block_device;
  82
  83 extern void xfs_quiesce_attr(struct xfs_mount *mp);
  84 extern void xfs_flush_inodes(struct xfs_mount *mp);
  85 extern void xfs_blkdev_issue_flush(struct xfs_buftarg *);
  86 extern xfs_agnumber_t xfs_set_inode_alloc(struct xfs_mount *,
  87                                            xfs_agnumber_t agcount);
  88
  89 extern const struct export_operations xfs_export_operations;
  90 extern const struct xattr_handler *xfs_xattr_handlers[];
  91 extern const struct quotactl_ops xfs_quotactl_operations;
  92
  93 extern void xfs_reinit_percpu_counters(struct xfs_mount *mp);
  94
  95 extern struct workqueue_struct *xfs_discard_wq;
  96
  97 #define XFS_M(sb)               ((struct xfs_mount *)((sb)->s_fs_info))
  98
  99 #endif  /* __XFS_SUPER_H__ */