xref: /openbmc/linux/fs/xfs/xfs_icache.h (revision 54cbac81)
1 /*
2  * Copyright (c) 2000-2006 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_SYNC_H
19 #define XFS_SYNC_H 1
20 
21 struct xfs_mount;
22 struct xfs_perag;
23 
24 #define SYNC_WAIT		0x0001	/* wait for i/o to complete */
25 #define SYNC_TRYLOCK		0x0002  /* only try to lock inodes */
26 
27 int xfs_iget(struct xfs_mount *mp, struct xfs_trans *tp, xfs_ino_t ino,
28 	     uint flags, uint lock_flags, xfs_inode_t **ipp);
29 
30 void xfs_reclaim_worker(struct work_struct *work);
31 
32 int xfs_reclaim_inodes(struct xfs_mount *mp, int mode);
33 int xfs_reclaim_inodes_count(struct xfs_mount *mp);
34 void xfs_reclaim_inodes_nr(struct xfs_mount *mp, int nr_to_scan);
35 
36 void xfs_inode_set_reclaim_tag(struct xfs_inode *ip);
37 
38 void xfs_inode_set_eofblocks_tag(struct xfs_inode *ip);
39 void xfs_inode_clear_eofblocks_tag(struct xfs_inode *ip);
40 int xfs_icache_free_eofblocks(struct xfs_mount *, struct xfs_eofblocks *);
41 void xfs_eofblocks_worker(struct work_struct *);
42 
43 int xfs_sync_inode_grab(struct xfs_inode *ip);
44 int xfs_inode_ag_iterator(struct xfs_mount *mp,
45 	int (*execute)(struct xfs_inode *ip, struct xfs_perag *pag,
46 		int flags, void *args),
47 	int flags, void *args);
48 int xfs_inode_ag_iterator_tag(struct xfs_mount *mp,
49 	int (*execute)(struct xfs_inode *ip, struct xfs_perag *pag,
50 		int flags, void *args),
51 	int flags, void *args, int tag);
52 
53 #endif
54