struct bch_opts bch2_inode_opts_to_opts(struct bch_inode_unpacked *);
void bch2_inode_opts_get(struct bch_io_opts *, struct bch_fs *,
struct bch_inode_unpacked *);
+int bch2_inum_opts_get(struct btree_trans*, subvol_inum, struct bch_io_opts *);
int bch2_inode_rm_snapshot(struct btree_trans *, u64, u32);
int bch2_delete_dead_inodes(struct bch_fs *);