66 	struct default_key_c *dkc = ti->private;  in default_key_dtr()  local
69 	if (dkc->dev) {  in default_key_dtr()
70 		err = blk_crypto_evict_key(dkc->dev->bdev->bd_queue, &dkc->key);  in default_key_dtr()
73 		dm_put_device(ti, dkc->dev);  in default_key_dtr()
75 	kzfree(dkc->cipher_string);  in default_key_dtr()
76 	kzfree(dkc);  in default_key_dtr()
82 	struct default_key_c *dkc = ti->private;  in default_key_ctr_optional()  local
109 				  &dkc->sector_size, &dummy) == 1) {  in default_key_ctr_optional()
110 			if (dkc->sector_size < SECTOR_SIZE ||  in default_key_ctr_optional()
111 			    dkc->sector_size > 4096 ||  in default_key_ctr_optional()
112 			    !is_power_of_2(dkc->sector_size)) {  in default_key_ctr_optional()
125 	if (dkc->sector_size != SECTOR_SIZE && !iv_large_sectors) {  in default_key_ctr_optional()
143 	struct default_key_c *dkc;  in default_key_ctr()  local
155 	dkc = kzalloc(sizeof(*dkc), GFP_KERNEL);  in default_key_ctr()
156 	if (!dkc) {  in default_key_ctr()
160 	ti->private = dkc;  in default_key_ctr()
163 	dkc->cipher_string = kstrdup(argv[0], GFP_KERNEL);  in default_key_ctr()
164 	if (!dkc->cipher_string) {  in default_key_ctr()
169 	cipher = lookup_cipher(dkc->cipher_string);  in default_key_ctr()
189 	if (sscanf(argv[2], "%llu%c", &dkc->iv_offset, &dummy) != 1) {  in default_key_ctr()
197 			    &dkc->dev);  in default_key_ctr()
210 	dkc->start = tmpll;  in default_key_ctr()
213 	dkc->sector_size = SECTOR_SIZE;  in default_key_ctr()
219 	dkc->sector_bits = ilog2(dkc->sector_size);  in default_key_ctr()
220 	if (ti->len & ((dkc->sector_size >> SECTOR_SHIFT) - 1)) {  in default_key_ctr()
226 	err = blk_crypto_init_key(&dkc->key, raw_key, cipher->key_size,  in default_key_ctr()
227 				  cipher->mode_num, dkc->sector_size);  in default_key_ctr()
233 	err = blk_crypto_start_using_mode(cipher->mode_num, dkc->sector_size,  in default_key_ctr()
234 					  dkc->dev->bdev->bd_queue);  in default_key_ctr()
256 	const struct default_key_c *dkc = ti->private;  in default_key_map()  local
260 	bio_set_dev(bio, dkc->dev->bdev);  in default_key_map()
271 	bio->bi_iter.bi_sector = dkc->start + sector_in_target;  in default_key_map()
289 	dun[0] = dkc->iv_offset + sector_in_target; /* 512-byte sectors */  in default_key_map()
290 	if (dun[0] & ((dkc->sector_size >> SECTOR_SHIFT) - 1))  in default_key_map()
292 	dun[0] >>= dkc->sector_bits - SECTOR_SHIFT; /* crypto sectors */  in default_key_map()
294 	bio_crypt_set_ctx(bio, &dkc->key, dun, GFP_NOIO);  in default_key_map()
303 	const struct default_key_c *dkc = ti->private;  in default_key_status()  local
314 		DMEMIT("%s - %llu %s %llu", dkc->cipher_string, dkc->iv_offset,  in default_key_status()
315 		       dkc->dev->name, (unsigned long long)dkc->start);  in default_key_status()
318 		if (dkc->sector_size != SECTOR_SIZE)  in default_key_status()
324 			if (dkc->sector_size != SECTOR_SIZE) {  in default_key_status()
325 				DMEMIT(" sector_size:%u", dkc->sector_size);  in default_key_status()
336 	const struct default_key_c *dkc = ti->private;  in default_key_prepare_ioctl()  local
337 	const struct dm_dev *dev = dkc->dev;  in default_key_prepare_ioctl()
342 	if (dkc->start != 0 ||  in default_key_prepare_ioctl()
352 	const struct default_key_c *dkc = ti->private;  in default_key_iterate_devices()  local
354 	return fn(ti, dkc->dev, dkc->start, ti->len, data);  in default_key_iterate_devices()
360 	const struct default_key_c *dkc = ti->private;  in default_key_io_hints()  local
361 	const unsigned int sector_size = dkc->sector_size;  in default_key_io_hints()