491 	struct bch_sb_field_crypt *crypt = field_to_type(f, crypt);  in bch2_sb_crypt_validate()  local
493 	if (vstruct_bytes(&crypt->field) < sizeof(*crypt)) {  in bch2_sb_crypt_validate()
495 		       vstruct_bytes(&crypt->field), sizeof(*crypt));  in bch2_sb_crypt_validate()
499 	if (BCH_CRYPT_KDF_TYPE(crypt)) {  in bch2_sb_crypt_validate()
500 		prt_printf(err, "bad kdf type %llu", BCH_CRYPT_KDF_TYPE(crypt));  in bch2_sb_crypt_validate()
510 	struct bch_sb_field_crypt *crypt = field_to_type(f, crypt);  in bch2_sb_crypt_to_text()  local
512 	prt_printf(out, "KFD:               %llu\n", BCH_CRYPT_KDF_TYPE(crypt));  in bch2_sb_crypt_to_text()
513 	prt_printf(out, "scrypt n:          %llu\n", BCH_KDF_SCRYPT_N(crypt));  in bch2_sb_crypt_to_text()
514 	prt_printf(out, "scrypt r:          %llu\n", BCH_KDF_SCRYPT_R(crypt));  in bch2_sb_crypt_to_text()
515 	prt_printf(out, "scrypt p:          %llu\n", BCH_KDF_SCRYPT_P(crypt));  in bch2_sb_crypt_to_text()
629 			struct bch_sb_field_crypt *crypt,  in bch2_decrypt_sb_key()  argument
632 	struct bch_encrypted_key sb_key = crypt->key;  in bch2_decrypt_sb_key()
692 	struct bch_sb_field_crypt *crypt;  in bch2_disable_encryption()  local
698 	crypt = bch2_sb_field_get(c->disk_sb.sb, crypt);  in bch2_disable_encryption()
699 	if (!crypt)  in bch2_disable_encryption()
704 	if (bch2_key_is_encrypted(&crypt->key))  in bch2_disable_encryption()
707 	ret = bch2_decrypt_sb_key(c, crypt, &key);  in bch2_disable_encryption()
711 	crypt->key.magic	= cpu_to_le64(BCH_KEY_MAGIC);  in bch2_disable_encryption()
712 	crypt->key.key		= key;  in bch2_disable_encryption()
726 	struct bch_sb_field_crypt *crypt;  in bch2_enable_encryption()  local
732 	if (bch2_sb_field_get(c->disk_sb.sb, crypt))  in bch2_enable_encryption()
760 	crypt = bch2_sb_field_resize(&c->disk_sb, crypt,  in bch2_enable_encryption()
761 				     sizeof(*crypt) / sizeof(u64));  in bch2_enable_encryption()
762 	if (!crypt) {  in bch2_enable_encryption()
767 	crypt->key = key;  in bch2_enable_encryption()
791 	struct bch_sb_field_crypt *crypt;  in bch2_fs_encryption_init()  local
803 	crypt = bch2_sb_field_get(c->disk_sb.sb, crypt);  in bch2_fs_encryption_init()
804 	if (!crypt)  in bch2_fs_encryption_init()
811 	ret = bch2_decrypt_sb_key(c, crypt, &key);  in bch2_fs_encryption_init()