423 	struct uuid_entry *u;  in uuid_io()  local
451 	for (u = c->uuids; u < c->uuids + c->nr_uuids; u++)  in uuid_io()
452 		if (!bch_is_zero(u->uuid, 16))  in uuid_io()
454 				 u - c->uuids, u->uuid, u->label,  in uuid_io()
455 				 u->first_reg, u->last_reg, u->invalidated);  in uuid_io()
539 	struct uuid_entry *u;  in uuid_find()  local
541 	for (u = c->uuids;  in uuid_find()
542 	     u < c->uuids + c->nr_uuids; u++)  in uuid_find()
543 		if (!memcmp(u->uuid, uuid, 16))  in uuid_find()
544 			return u;  in uuid_find()
834 		struct uuid_entry *u = d->c->uuids + d->id;  in bcache_device_detach()  local
836 		SET_UUID_FLASH_ONLY(u, 0);  in bcache_device_detach()
837 		memcpy(u->uuid, invalid_uuid, 16);  in bcache_device_detach()
838 		u->invalidated = cpu_to_le32((u32)ktime_get_real_seconds());  in bcache_device_detach()
1218 	struct uuid_entry *u;  in bch_cached_dev_attach()  local
1255 	u = uuid_find(c, dc->sb.uuid);  in bch_cached_dev_attach()
1257 	if (u &&  in bch_cached_dev_attach()
1260 		memcpy(u->uuid, invalid_uuid, 16);  in bch_cached_dev_attach()
1261 		u->invalidated = cpu_to_le32((u32)ktime_get_real_seconds());  in bch_cached_dev_attach()
1262 		u = NULL;  in bch_cached_dev_attach()
1265 	if (!u) {  in bch_cached_dev_attach()
1272 		u = uuid_find_empty(c);  in bch_cached_dev_attach()
1273 		if (!u) {  in bch_cached_dev_attach()
1285 	if (bch_is_zero(u->uuid, 16)) {  in bch_cached_dev_attach()
1290 		memcpy(u->uuid, dc->sb.uuid, 16);  in bch_cached_dev_attach()
1291 		memcpy(u->label, dc->sb.label, SB_LABEL_SIZE);  in bch_cached_dev_attach()
1292 		u->first_reg = u->last_reg = rtime;  in bch_cached_dev_attach()
1301 		u->last_reg = rtime;  in bch_cached_dev_attach()
1305 	bcache_device_attach(&dc->disk, c, u - c->uuids);  in bch_cached_dev_attach()
1554 static int flash_dev_run(struct cache_set *c, struct uuid_entry *u)  in flash_dev_run()  argument
1566 	if (bcache_device_init(d, block_bytes(c->cache), u->sectors,  in flash_dev_run()
1570 	bcache_device_attach(d, c, u - c->uuids);  in flash_dev_run()
1595 	struct uuid_entry *u;  in flash_devs_run()  local
1597 	for (u = c->uuids;  in flash_devs_run()
1598 	     u < c->uuids + c->nr_uuids && !ret;  in flash_devs_run()
1599 	     u++)  in flash_devs_run()
1600 		if (UUID_FLASH_ONLY(u))  in flash_devs_run()
1601 			ret = flash_dev_run(c, u);  in flash_devs_run()
1608 	struct uuid_entry *u;  in bch_flash_dev_create()  local
1616 	u = uuid_find_empty(c);  in bch_flash_dev_create()
1617 	if (!u) {  in bch_flash_dev_create()
1622 	get_random_bytes(u->uuid, 16);  in bch_flash_dev_create()
1623 	memset(u->label, 0, 32);  in bch_flash_dev_create()
1624 	u->first_reg = u->last_reg = cpu_to_le32((u32)ktime_get_real_seconds());  in bch_flash_dev_create()
1626 	SET_UUID_FLASH_ONLY(u, 1);  in bch_flash_dev_create()
1627 	u->sectors = size >> 9;  in bch_flash_dev_create()
1631 	return flash_dev_run(c, u);  in bch_flash_dev_create()