LXR linux/fs/xfs/libxfs/xfs_ag

   1/*
   2 * Copyright (C) 2016 Oracle.  All Rights Reserved.
   3 *
   4 * Author: Darrick J. Wong <darrick.wong@oracle.com>
   5 *
   6 * This program is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU General Public License
   8 * as published by the Free Software Foundation; either version 2
   9 * of the License, or (at your option) any later version.
  10 *
  11 * This program is distributed in the hope that it would be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write the Free Software Foundation,
  18 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA.
  19 */
  20#ifndef __XFS_AG_RESV_H__
  21#define __XFS_AG_RESV_H__
  22
  23int xfs_ag_resv_free(struct xfs_perag *pag);
  24int xfs_ag_resv_init(struct xfs_perag *pag);
  25
  26bool xfs_ag_resv_critical(struct xfs_perag *pag, enum xfs_ag_resv_type type);
  27xfs_extlen_t xfs_ag_resv_needed(struct xfs_perag *pag,
  28                enum xfs_ag_resv_type type);
  29
  30void xfs_ag_resv_alloc_extent(struct xfs_perag *pag, enum xfs_ag_resv_type type,
  31                struct xfs_alloc_arg *args);
  32void xfs_ag_resv_free_extent(struct xfs_perag *pag, enum xfs_ag_resv_type type,
  33                struct xfs_trans *tp, xfs_extlen_t len);
  34
  35#endif  /* __XFS_AG_RESV_H__ */
  36