linux_kernel/drivers/md/raid0.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RAID0_H
#define _RAID0_H

struct strip_zone {
	sector_t zone_end;	/* Start of the next zone (in sectors) */
	sector_t dev_start;	/* Zone offset in real dev (in sectors) */
	int	 nb_dev;	/* # of devices attached to the zone */
};

struct r0conf {
	struct strip_zone	*strip_zone;
	struct md_rdev		**devlist; /* lists of rdevs, pointed to
					    * by strip_zone->dev */
	int			nr_strip_zones;
};

#endif