xref: /linux/fs/xfs/libxfs/xfs_sb.h (revision 95db3b255fde4e830e5f8cc011eb404023f669d4)
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_log_sb(struct xfs_trans *tp);
31 extern int	xfs_sync_sb(struct xfs_mount *mp, bool wait);
32 extern void	xfs_sb_mount_common(struct xfs_mount *mp, struct xfs_sb *sbp);
33 extern void	xfs_sb_from_disk(struct xfs_sb *to, struct xfs_dsb *from);
34 extern void	xfs_sb_to_disk(struct xfs_dsb *to, struct xfs_sb *from);
35 extern void	xfs_sb_quota_from_disk(struct xfs_sb *sbp);
36 
37 #endif	/* __XFS_SB_H__ */
38