dm.h (447a8b858e4bda41c394b1bc7fdbc9dc0bdf44f6) dm.h (86f1152b117a404229fd6f08ec3faca779f37b92)
1/*
2 * Internal header file for device mapper
3 *
4 * Copyright (C) 2001, 2002 Sistina Software
5 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
6 *
7 * This file is released under the LGPL.
8 */

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39#define DM_TYPE_REQUEST_BASED 2
40
41/*
42 * List of devices that a metadevice uses and should open/close.
43 */
44struct dm_dev_internal {
45 struct list_head list;
46 atomic_t count;
1/*
2 * Internal header file for device mapper
3 *
4 * Copyright (C) 2001, 2002 Sistina Software
5 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
6 *
7 * This file is released under the LGPL.
8 */

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39#define DM_TYPE_REQUEST_BASED 2
40
41/*
42 * List of devices that a metadevice uses and should open/close.
43 */
44struct dm_dev_internal {
45 struct list_head list;
46 atomic_t count;
47 struct dm_dev dm_dev;
47 struct dm_dev *dm_dev;
48};
49
50struct dm_table;
51struct dm_md_mempools;
52
53/*-----------------------------------------------------------------
54 * Internal table functions.
55 *---------------------------------------------------------------*/

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183void dm_destroy(struct mapped_device *md);
184void dm_destroy_immediate(struct mapped_device *md);
185int dm_open_count(struct mapped_device *md);
186int dm_lock_for_deletion(struct mapped_device *md, bool mark_deferred, bool only_deferred);
187int dm_cancel_deferred_remove(struct mapped_device *md);
188int dm_request_based(struct mapped_device *md);
189sector_t dm_get_size(struct mapped_device *md);
190struct request_queue *dm_get_md_queue(struct mapped_device *md);
48};
49
50struct dm_table;
51struct dm_md_mempools;
52
53/*-----------------------------------------------------------------
54 * Internal table functions.
55 *---------------------------------------------------------------*/

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183void dm_destroy(struct mapped_device *md);
184void dm_destroy_immediate(struct mapped_device *md);
185int dm_open_count(struct mapped_device *md);
186int dm_lock_for_deletion(struct mapped_device *md, bool mark_deferred, bool only_deferred);
187int dm_cancel_deferred_remove(struct mapped_device *md);
188int dm_request_based(struct mapped_device *md);
189sector_t dm_get_size(struct mapped_device *md);
190struct request_queue *dm_get_md_queue(struct mapped_device *md);
191int dm_get_table_device(struct mapped_device *md, dev_t dev, fmode_t mode,
192 struct dm_dev **result);
193void dm_put_table_device(struct mapped_device *md, struct dm_dev *d);
191struct dm_stats *dm_get_stats(struct mapped_device *md);
192
193int dm_kobject_uevent(struct mapped_device *md, enum kobject_action action,
194 unsigned cookie);
195
196void dm_internal_suspend(struct mapped_device *md);
197void dm_internal_resume(struct mapped_device *md);
198

--- 24 unchanged lines hidden --- 		194struct dm_stats *dm_get_stats(struct mapped_device *md);
195
196int dm_kobject_uevent(struct mapped_device *md, enum kobject_action action,
197 unsigned cookie);
198
199void dm_internal_suspend(struct mapped_device *md);
200void dm_internal_resume(struct mapped_device *md);
201

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