| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |