struct dentry;
struct xattr_handler;
+struct bch_hash_info;
int bch_xattr_get(struct cache_set *, struct inode *,
const char *, void *, size_t, int);
+int __bch_xattr_set(struct cache_set *, u64, const struct bch_hash_info *,
+ const char *, const void *, size_t, int, int, u64 *);
int bch_xattr_set(struct cache_set *, struct inode *,
const char *, const void *, size_t, int, int);
ssize_t bch_xattr_list(struct dentry *, char *, size_t);