fs/xfs/libxfs/xfs_sb.h

   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_SB_H__
  19 #define __XFS_SB_H__
  20
  21 /*
  22  * perag get/put wrappers for ref counting
  23  */
  24 extern struct xfs_perag *xfs_perag_get(struct xfs_mount *, xfs_agnumber_t);
  25 extern struct xfs_perag *xfs_perag_get_tag(struct xfs_mount *, xfs_agnumber_t,
  26                                            int tag);
  27 extern void     xfs_perag_put(struct xfs_perag *pag);
  28 extern int      xfs_initialize_perag_data(struct xfs_mount *, xfs_agnumber_t);
  29
  30 extern void     xfs_sb_calc_crc(struct xfs_buf *bp);
  31 extern void     xfs_log_sb(struct xfs_trans *tp);
  32 extern int      xfs_sync_sb(struct xfs_mount *mp, bool wait);
  33 extern void     xfs_sb_mount_common(struct xfs_mount *mp, struct xfs_sb *sbp);
  34 extern void     xfs_sb_from_disk(struct xfs_sb *to, struct xfs_dsb *from);
  35 extern void     xfs_sb_to_disk(struct xfs_dsb *to, struct xfs_sb *from);
  36 extern void     xfs_sb_quota_from_disk(struct xfs_sb *sbp);
  37
  38 #endif  /* __XFS_SB_H__ */