1. 根目录:
2. drivers
3. md
4. raid0.h

#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