linux/include/linux/dm-dirty-log.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2003 Sistina Software
 * Copyright (C) 2004-2008 Red Hat, Inc. All rights reserved.
 *
 * Device-Mapper dirty region log.
 *
 * This file is released under the LGPL.
 */

#ifndef _LINUX_DM_DIRTY_LOG
#define _LINUX_DM_DIRTY_LOG

#ifdef __KERNEL__

#include <linux/types.h>
#include <linux/device-mapper.h>

region_t;

struct dm_dirty_log_type;

struct dm_dirty_log { … };

struct dm_dirty_log_type { … };

int dm_dirty_log_type_register(struct dm_dirty_log_type *type);
int dm_dirty_log_type_unregister(struct dm_dirty_log_type *type);

/*
 * Make sure you use these two functions, rather than calling
 * type->constructor/destructor() directly.
 */
struct dm_dirty_log *dm_dirty_log_create(const char *type_name,
			struct dm_target *ti,
			int (*flush_callback_fn)(struct dm_target *ti),
			unsigned int argc, char **argv);
void dm_dirty_log_destroy(struct dm_dirty_log *log);

#endif	/* __KERNEL__ */
#endif	/* _LINUX_DM_DIRTY_LOG_H */