156 	unsigned path_nr;  in switch_get_path_nr()  local
165 	path_nr = switch_region_table_read(sctx, p);  in switch_get_path_nr()
168 	if (unlikely(path_nr >= sctx->nr_paths))  in switch_get_path_nr()
169 		path_nr = 0;  in switch_get_path_nr()
171 	return path_nr;  in switch_get_path_nr()
194 	unsigned path_nr = 0;  in initialise_region_table()  local
198 		switch_region_table_write(sctx, region_nr, path_nr);  in initialise_region_table()
199 		if (++path_nr >= sctx->nr_paths)  in initialise_region_table()
200 			path_nr = 0;  in initialise_region_table()
323 	unsigned path_nr = switch_get_path_nr(sctx, offset);  in switch_map()  local
325 	bio->bi_bdev = sctx->path_list[path_nr].dmdev->bdev;  in switch_map()
326 	bio->bi_iter.bi_sector = sctx->path_list[path_nr].start + offset;  in switch_map()
380 		unsigned long path_nr;  in process_set_region_mappings()  local
421 				path_nr = switch_region_table_read(sctx, region_index - cycle_length);  in process_set_region_mappings()
422 				switch_region_table_write(sctx, region_index, path_nr);  in process_set_region_mappings()
444 		path_nr = parse_hex(&string);  in process_set_region_mappings()
453 		if (unlikely(path_nr >= sctx->nr_paths)) {  in process_set_region_mappings()
454 			DMWARN("invalid set_region_mappings device: %lu >= %u", path_nr, sctx->nr_paths);  in process_set_region_mappings()
458 		switch_region_table_write(sctx, region_index, path_nr);  in process_set_region_mappings()
493 	int path_nr;  in switch_status()  local
502 		for (path_nr = 0; path_nr < sctx->nr_paths; path_nr++)  in switch_status()
503 			DMEMIT(" %s %llu", sctx->path_list[path_nr].dmdev->name,  in switch_status()
504 			       (unsigned long long)sctx->path_list[path_nr].start);  in switch_status()
520 	unsigned path_nr;  in switch_ioctl()  local
523 	path_nr = switch_get_path_nr(sctx, 0);  in switch_ioctl()
525 	bdev = sctx->path_list[path_nr].dmdev->bdev;  in switch_ioctl()
526 	mode = sctx->path_list[path_nr].dmdev->mode;  in switch_ioctl()
531 	if (ti->len + sctx->path_list[path_nr].start != i_size_read(bdev->bd_inode) >> SECTOR_SHIFT)  in switch_ioctl()
541 	int path_nr;  in switch_iterate_devices()  local
544 	for (path_nr = 0; path_nr < sctx->nr_paths; path_nr++) {  in switch_iterate_devices()
545 		r = fn(ti, sctx->path_list[path_nr].dmdev,  in switch_iterate_devices()
546 			 sctx->path_list[path_nr].start, ti->len, data);  in switch_iterate_devices()