1701 	struct dm_zone *dzone, *bzone;  in dmz_load_mapping()  local
1738 		dzone = dmz_get(zmd, dzone_id);  in dmz_load_mapping()
1739 		if (!dzone) {  in dmz_load_mapping()
1744 		set_bit(DMZ_DATA, &dzone->flags);  in dmz_load_mapping()
1745 		dzone->chunk = chunk;  in dmz_load_mapping()
1746 		dmz_get_zone_weight(zmd, dzone);  in dmz_load_mapping()
1748 		if (dmz_is_cache(dzone))  in dmz_load_mapping()
1749 			list_add_tail(&dzone->link, &zmd->map_cache_list);  in dmz_load_mapping()
1750 		else if (dmz_is_rnd(dzone))  in dmz_load_mapping()
1751 			list_add_tail(&dzone->link, &dzone->dev->map_rnd_list);  in dmz_load_mapping()
1753 			list_add_tail(&dzone->link, &dzone->dev->map_seq_list);  in dmz_load_mapping()
1781 		bzone->bzone = dzone;  in dmz_load_mapping()
1782 		dzone->bzone = bzone;  in dmz_load_mapping()
1801 		dzone = dmz_get(zmd, i);  in dmz_load_mapping()
1802 		if (!dzone)  in dmz_load_mapping()
1804 		if (dmz_is_meta(dzone))  in dmz_load_mapping()
1806 		if (dmz_is_offline(dzone))  in dmz_load_mapping()
1809 		if (dmz_is_cache(dzone))  in dmz_load_mapping()
1811 		else if (dmz_is_rnd(dzone))  in dmz_load_mapping()
1812 			dzone->dev->nr_rnd++;  in dmz_load_mapping()
1814 			dzone->dev->nr_seq++;  in dmz_load_mapping()
1816 		if (dmz_is_data(dzone)) {  in dmz_load_mapping()
1822 		set_bit(DMZ_DATA, &dzone->flags);  in dmz_load_mapping()
1823 		dzone->chunk = DMZ_MAP_UNMAPPED;  in dmz_load_mapping()
1824 		if (dmz_is_cache(dzone)) {  in dmz_load_mapping()
1825 			list_add_tail(&dzone->link, &zmd->unmap_cache_list);  in dmz_load_mapping()
1827 		} else if (dmz_is_rnd(dzone)) {  in dmz_load_mapping()
1828 			list_add_tail(&dzone->link,  in dmz_load_mapping()
1829 				      &dzone->dev->unmap_rnd_list);  in dmz_load_mapping()
1830 			atomic_inc(&dzone->dev->unmap_nr_rnd);  in dmz_load_mapping()
1832 			list_add_tail(&dzone->link, &zmd->reserved_seq_zones_list);  in dmz_load_mapping()
1833 			set_bit(DMZ_RESERVED, &dzone->flags);  in dmz_load_mapping()
1835 			dzone->dev->nr_seq--;  in dmz_load_mapping()
1837 			list_add_tail(&dzone->link,  in dmz_load_mapping()
1838 				      &dzone->dev->unmap_seq_list);  in dmz_load_mapping()
1839 			atomic_inc(&dzone->dev->unmap_nr_seq);  in dmz_load_mapping()
1959 	struct dm_zone *dzone = NULL;  in dmz_get_rnd_zone_for_reclaim()  local
1978 			dzone = zone->bzone;  in dmz_get_rnd_zone_for_reclaim()
1979 			if (dmz_is_rnd(dzone) && dzone->dev->dev_idx != idx)  in dmz_get_rnd_zone_for_reclaim()
1981 			if (!maxw_z || maxw_z->weight < dzone->weight)  in dmz_get_rnd_zone_for_reclaim()
1982 				maxw_z = dzone;  in dmz_get_rnd_zone_for_reclaim()
1984 			dzone = zone;  in dmz_get_rnd_zone_for_reclaim()
1985 			if (dmz_lock_zone_reclaim(dzone))  in dmz_get_rnd_zone_for_reclaim()
1986 				return dzone;  in dmz_get_rnd_zone_for_reclaim()
2000 			dzone = zone->bzone;  in dmz_get_rnd_zone_for_reclaim()
2001 			if (dmz_is_rnd(dzone) && dzone->dev->dev_idx != idx)  in dmz_get_rnd_zone_for_reclaim()
2004 			dzone = zone;  in dmz_get_rnd_zone_for_reclaim()
2005 		if (dmz_lock_zone_reclaim(dzone))  in dmz_get_rnd_zone_for_reclaim()
2006 			return dzone;  in dmz_get_rnd_zone_for_reclaim()
2068 	struct dm_zone *dzone = NULL;  in dmz_get_chunk_mapping()  local
2085 		dzone = dmz_alloc_zone(zmd, 0, alloc_flags);  in dmz_get_chunk_mapping()
2086 		if (!dzone) {  in dmz_get_chunk_mapping()
2088 				dzone = ERR_PTR(-EIO);  in dmz_get_chunk_mapping()
2095 		dmz_map_zone(zmd, dzone, chunk);  in dmz_get_chunk_mapping()
2099 		dzone = dmz_get(zmd, dzone_id);  in dmz_get_chunk_mapping()
2100 		if (!dzone) {  in dmz_get_chunk_mapping()
2101 			dzone = ERR_PTR(-EIO);  in dmz_get_chunk_mapping()
2104 		if (dzone->chunk != chunk) {  in dmz_get_chunk_mapping()
2105 			dzone = ERR_PTR(-EIO);  in dmz_get_chunk_mapping()
2110 		if (dmz_seq_write_err(dzone)) {  in dmz_get_chunk_mapping()
2111 			ret = dmz_handle_seq_write_err(zmd, dzone);  in dmz_get_chunk_mapping()
2113 				dzone = ERR_PTR(-EIO);  in dmz_get_chunk_mapping()
2116 			clear_bit(DMZ_SEQ_WRITE_ERR, &dzone->flags);  in dmz_get_chunk_mapping()
2125 	if (dmz_in_reclaim(dzone)) {  in dmz_get_chunk_mapping()
2126 		dmz_wait_for_reclaim(zmd, dzone);  in dmz_get_chunk_mapping()
2129 	dmz_activate_zone(dzone);  in dmz_get_chunk_mapping()
2130 	dmz_lru_zone(zmd, dzone);  in dmz_get_chunk_mapping()
2134 	return dzone;  in dmz_get_chunk_mapping()
2143 void dmz_put_chunk_mapping(struct dmz_metadata *zmd, struct dm_zone *dzone)  in dmz_put_chunk_mapping()  argument
2149 	bzone = dzone->bzone;  in dmz_put_chunk_mapping()
2162 	dmz_deactivate_zone(dzone);  in dmz_put_chunk_mapping()
2163 	if (dmz_is_active(dzone) || bzone || dmz_weight(dzone))  in dmz_put_chunk_mapping()
2164 		dmz_lru_zone(zmd, dzone);  in dmz_put_chunk_mapping()
2167 		dmz_unmap_zone(zmd, dzone);  in dmz_put_chunk_mapping()
2168 		dmz_free_zone(zmd, dzone);  in dmz_put_chunk_mapping()
2179 				     struct dm_zone *dzone)  in dmz_get_chunk_buffer()  argument
2186 	bzone = dzone->bzone;  in dmz_get_chunk_buffer()
2202 	dmz_set_chunk_mapping(zmd, dzone->chunk, dzone->id, bzone->id);  in dmz_get_chunk_buffer()
2205 	bzone->chunk = dzone->chunk;  in dmz_get_chunk_buffer()
2206 	bzone->bzone = dzone;  in dmz_get_chunk_buffer()
2207 	dzone->bzone = bzone;  in dmz_get_chunk_buffer()
2326 void dmz_map_zone(struct dmz_metadata *zmd, struct dm_zone *dzone,  in dmz_map_zone()  argument
2330 	dmz_set_chunk_mapping(zmd, chunk, dzone->id,  in dmz_map_zone()
2332 	dzone->chunk = chunk;  in dmz_map_zone()
2333 	if (dmz_is_cache(dzone))  in dmz_map_zone()
2334 		list_add_tail(&dzone->link, &zmd->map_cache_list);  in dmz_map_zone()
2335 	else if (dmz_is_rnd(dzone))  in dmz_map_zone()
2336 		list_add_tail(&dzone->link, &dzone->dev->map_rnd_list);  in dmz_map_zone()
2338 		list_add_tail(&dzone->link, &dzone->dev->map_seq_list);  in dmz_map_zone()