linux/fs/xfs/libxfs/xfs_ag_resv.h

36 lines
1.4 KiB
C

/*
* Copyright (C) 2016 Oracle. All Rights Reserved.
*
* Author: Darrick J. Wong <darrick.wong@oracle.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it would be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __XFS_AG_RESV_H__
#define __XFS_AG_RESV_H__
int xfs_ag_resv_free(struct xfs_perag *pag);
int xfs_ag_resv_init(struct xfs_perag *pag);
bool xfs_ag_resv_critical(struct xfs_perag *pag, enum xfs_ag_resv_type type);
xfs_extlen_t xfs_ag_resv_needed(struct xfs_perag *pag,
enum xfs_ag_resv_type type);
void xfs_ag_resv_alloc_extent(struct xfs_perag *pag, enum xfs_ag_resv_type type,
struct xfs_alloc_arg *args);
void xfs_ag_resv_free_extent(struct xfs_perag *pag, enum xfs_ag_resv_type type,
struct xfs_trans *tp, xfs_extlen_t len);
#endif /* __XFS_AG_RESV_H__ */