38 	struct r0conf *conf = mddev->private;  in raid0_congested()  local
39 	struct md_rdev **devlist = conf->devlist;  in raid0_congested()
40 	int raid_disks = conf->strip_zone[0].nb_dev;  in raid0_congested()
60 	struct r0conf *conf = mddev->private;  in dump_zones()  local
61 	int raid_disks = conf->strip_zone[0].nb_dev;  in dump_zones()
64 		 conf->nr_strip_zones, conf->nr_strip_zones==1?"":"s");  in dump_zones()
65 	for (j = 0; j < conf->nr_strip_zones; j++) {  in dump_zones()
69 		for (k = 0; k < conf->strip_zone[j].nb_dev; k++)  in dump_zones()
71 					bdevname(conf->devlist[j*raid_disks  in dump_zones()
75 		zone_size  = conf->strip_zone[j].zone_end - zone_start;  in dump_zones()
78 			(unsigned long long)conf->strip_zone[j].dev_start>>1,  in dump_zones()
80 		zone_start = conf->strip_zone[j].zone_end;  in dump_zones()
93 	struct r0conf *conf = kzalloc(sizeof(*conf), GFP_KERNEL);  in create_strip_zones()  local
97 	if (!conf)  in create_strip_zones()
142 			conf->nr_strip_zones++;  in create_strip_zones()
144 				 mdname(mddev), conf->nr_strip_zones);  in create_strip_zones()
148 		 mdname(mddev), conf->nr_strip_zones);  in create_strip_zones()
162 	conf->strip_zone = kcalloc(conf->nr_strip_zones,  in create_strip_zones()
165 	if (!conf->strip_zone)  in create_strip_zones()
167 	conf->devlist = kzalloc(array3_size(sizeof(struct md_rdev *),  in create_strip_zones()
168 					    conf->nr_strip_zones,  in create_strip_zones()
171 	if (!conf->devlist)  in create_strip_zones()
177 	zone = &conf->strip_zone[0];  in create_strip_zones()
180 	dev = conf->devlist;  in create_strip_zones()
231 	for (i = 1; i < conf->nr_strip_zones; i++)  in create_strip_zones()
235 		zone = conf->strip_zone + i;  in create_strip_zones()
236 		dev = conf->devlist + i * mddev->raid_disks;  in create_strip_zones()
244 			rdev = conf->devlist[j];  in create_strip_zones()
280 	*private_conf = conf;  in create_strip_zones()
284 	kfree(conf->strip_zone);  in create_strip_zones()
285 	kfree(conf->devlist);  in create_strip_zones()
286 	kfree(conf);  in create_strip_zones()
294 static struct strip_zone *find_zone(struct r0conf *conf,  in find_zone()  argument
298 	struct strip_zone *z = conf->strip_zone;  in find_zone()
301 	for (i = 0; i < conf->nr_strip_zones; i++)  in find_zone()
319 	struct r0conf *conf = mddev->private;  in map_sector()  local
320 	int raid_disks = conf->strip_zone[0].nb_dev;  in map_sector()
343 	return conf->devlist[(zone - conf->strip_zone)*raid_disks  in map_sector()
366 	struct r0conf *conf;  in raid0_run()  local
378 		ret = create_strip_zones(mddev, &conf);  in raid0_run()
381 		mddev->private = conf;  in raid0_run()
383 	conf = mddev->private;  in raid0_run()
441 	struct r0conf *conf = priv;  in raid0_free()  local
443 	kfree(conf->strip_zone);  in raid0_free()
444 	kfree(conf->devlist);  in raid0_free()
445 	kfree(conf);  in raid0_free()
467 	struct r0conf *conf = mddev->private;  in raid0_handle_discard()  local
479 	zone = find_zone(conf, &start);  in raid0_handle_discard()
492 	if (zone != conf->strip_zone)  in raid0_handle_discard()
537 		rdev = conf->devlist[(zone - conf->strip_zone) *  in raid0_handle_discard()
538 			conf->strip_zone[0].nb_dev + disk];  in raid0_handle_discard()