1ef740c37SChristoph Hellwig #ifndef _RAID0_H 2ef740c37SChristoph Hellwig #define _RAID0_H 3ef740c37SChristoph Hellwig 4e373ab10SNeilBrown struct strip_zone { 5dc582663SAndre Noll sector_t zone_end; /* Start of the next zone (in sectors) */ 6ef740c37SChristoph Hellwig sector_t dev_start; /* Zone offset in real dev (in sectors) */ 7ef740c37SChristoph Hellwig int nb_dev; /* # of devices attached to the zone */ 8ef740c37SChristoph Hellwig }; 9ef740c37SChristoph Hellwig 10e373ab10SNeilBrown struct r0conf { 11ef740c37SChristoph Hellwig struct strip_zone *strip_zone; 12*ba13da47SNeilBrown struct md_rdev **devlist; /* lists of rdevs, pointed to 13*ba13da47SNeilBrown * by strip_zone->dev */ 14ef740c37SChristoph Hellwig int nr_strip_zones; 15*ba13da47SNeilBrown int has_merge_bvec; /* at least one member has 16*ba13da47SNeilBrown * a merge_bvec_fn */ 17ef740c37SChristoph Hellwig }; 18ef740c37SChristoph Hellwig 19ef740c37SChristoph Hellwig #endif 20