Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * btree.h
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) int befs_btree_find(struct super_block *sb, const befs_data_stream *ds,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 		    const char *key, befs_off_t *value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) int befs_btree_read(struct super_block *sb, const befs_data_stream *ds,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 		    loff_t key_no, size_t bufsize, char *keybuf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 		    size_t *keysize, befs_off_t *value);