LXR linux/fs/xfs/xfs

   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
  12extern int xfs_qm_init(void);
  13extern 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#ifdef DEBUG
  79# define XFS_WQFLAGS(wqflags)   (WQ_SYSFS | (wqflags))
  80#else
  81# define XFS_WQFLAGS(wqflags)   (wqflags)
  82#endif
  83
  84struct xfs_inode;
  85struct xfs_mount;
  86struct xfs_buftarg;
  87struct block_device;
  88
  89extern void xfs_flush_inodes(struct xfs_mount *mp);
  90extern xfs_agnumber_t xfs_set_inode_alloc(struct xfs_mount *,
  91                                           xfs_agnumber_t agcount);
  92
  93extern const struct export_operations xfs_export_operations;
  94extern const struct xattr_handler *xfs_xattr_handlers[];
  95extern const struct quotactl_ops xfs_quotactl_operations;
  96
  97extern void xfs_reinit_percpu_counters(struct xfs_mount *mp);
  98
  99extern struct workqueue_struct *xfs_discard_wq;
 100
 101#define XFS_M(sb)               ((struct xfs_mount *)((sb)->s_fs_info))
 102
 103#endif  /* __XFS_SUPER_H__ */
 104