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1 /*
2  * Copyright (c) 2000-2003,2005 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 #include "xfs.h"
19 #include "xfs_fs.h"
20 #include "xfs_types.h"
21 #include "xfs_log.h"
22 #include "xfs_trans.h"
23 #include "xfs_sb.h"
24 #include "xfs_dmapi.h"
25 #include "xfs_inum.h"
26 #include "xfs_ag.h"
27 #include "xfs_mount.h"
28 
29 
30 static struct xfs_dmops xfs_dmcore_stub = {
31 	.xfs_send_data		= (xfs_send_data_t)fs_nosys,
32 	.xfs_send_mmap		= (xfs_send_mmap_t)fs_noerr,
33 	.xfs_send_destroy	= (xfs_send_destroy_t)fs_nosys,
34 	.xfs_send_namesp	= (xfs_send_namesp_t)fs_nosys,
35 	.xfs_send_mount		= (xfs_send_mount_t)fs_nosys,
36 	.xfs_send_unmount	= (xfs_send_unmount_t)fs_noerr,
37 };
38 
39 int
xfs_dmops_get(struct xfs_mount * mp)40 xfs_dmops_get(struct xfs_mount *mp)
41 {
42 	if (mp->m_flags & XFS_MOUNT_DMAPI) {
43 		cmn_err(CE_WARN,
44 			"XFS: dmapi support not available in this kernel.");
45 		return EINVAL;
46 	}
47 
48 	mp->m_dm_ops = &xfs_dmcore_stub;
49 	return 0;
50 }
51 
52 void
xfs_dmops_put(struct xfs_mount * mp)53 xfs_dmops_put(struct xfs_mount *mp)
54 {
55 }
56