Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6
[linux-2.6] / drivers / md / dm-mpath.h
1 /*
2  * Copyright (C) 2004 Red Hat, Inc. All rights reserved.
3  *
4  * This file is released under the GPL.
5  *
6  * Multipath.
7  */
8
9 #ifndef DM_MPATH_H
10 #define DM_MPATH_H
11
12 struct dm_dev;
13
14 struct path {
15         struct dm_dev *dev;     /* Read-only */
16         unsigned is_active;     /* Read-only */
17
18         void *pscontext;        /* For path-selector use */
19         void *hwhcontext;       /* For hw-handler use */
20 };
21
22 /* Callback for hwh_pg_init_fn to use when complete */
23 void dm_pg_init_complete(struct path *path, unsigned err_flags);
24
25 #endif