1 /*
2 * Copyright (c) 2006-2007 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_FILESTREAM_H__
19 #define __XFS_FILESTREAM_H__
20
21 struct xfs_mount;
22 struct xfs_inode;
23 struct xfs_bmalloca;
24
25 int xfs_filestream_mount(struct xfs_mount *mp);
26 void xfs_filestream_unmount(struct xfs_mount *mp);
27 void xfs_filestream_deassociate(struct xfs_inode *ip);
28 xfs_agnumber_t xfs_filestream_lookup_ag(struct xfs_inode *ip);
29 int xfs_filestream_new_ag(struct xfs_bmalloca *ap, xfs_agnumber_t *agp);
30 int xfs_filestream_peek_ag(struct xfs_mount *mp, xfs_agnumber_t agno);
31
32 static inline int
xfs_inode_is_filestream(struct xfs_inode * ip)33 xfs_inode_is_filestream(
34 struct xfs_inode *ip)
35 {
36 return (ip->i_mount->m_flags & XFS_MOUNT_FILESTREAMS) ||
37 (ip->i_d.di_flags & XFS_DIFLAG_FILESTREAM);
38 }
39
40 #endif /* __XFS_FILESTREAM_H__ */
41