[linux.git] / drivers / md / dm-mpath.h

/*
 * Copyright (C) 2004 Red Hat, Inc. All rights reserved.
 *
 * This file is released under the GPL.
 *
 * Multipath.
 */

#ifndef	DM_MPATH_H
#define	DM_MPATH_H

struct dm_dev;

struct dm_path {
	struct dm_dev *dev;	/* Read-only */
	unsigned is_active;	/* Read-only */

	void *pscontext;	/* For path-selector use */
	void *hwhcontext;	/* For hw-handler use */
};

/* Callback for hwh_pg_init_fn to use when complete */
void dm_pg_init_complete(struct dm_path *path, unsigned err_flags);

#endif
Commit	Line	Data
1da177e4 LT	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
c922d5f7	14	struct dm_path {
1da177e4 LT	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 */
c922d5f7	23	void dm_pg_init_complete(struct dm_path *path, unsigned err_flags);
1da177e4 LT	24
1da177e4 LT	25	#endif