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#ifndef _RAID0_H
#define _RAID0_H
struct strip_zone
{
sector_t zone_start; /* Zone offset in md_dev (in sectors) */
sector_t dev_start; /* Zone offset in real dev (in sectors) */
sector_t sectors; /* Zone size in sectors */
int nb_dev; /* # of devices attached to the zone */
mdk_rdev_t **dev; /* Devices attached to the zone */
};
struct raid0_private_data
{
struct strip_zone **hash_table; /* Table of indexes into strip_zone */
struct strip_zone *strip_zone;
mdk_rdev_t **devlist; /* lists of rdevs, pointed to by strip_zone->dev */
int nr_strip_zones;
sector_t spacing;
int sector_shift; /* shift this before divide by spacing */
};
typedef struct raid0_private_data raid0_conf_t;
#define mddev_to_conf(mddev) ((raid0_conf_t *) mddev->private)
#endif
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