+#include "str_hash.h"
+
+extern const struct bch_hash_desc bch2_xattr_hash_desc;
+
+int bch2_xattr_invalid(const struct bch_fs *, struct bkey_s_c, unsigned, struct printbuf *);
+void bch2_xattr_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c);
+
+#define bch2_bkey_ops_xattr ((struct bkey_ops) { \
+ .key_invalid = bch2_xattr_invalid, \
+ .val_to_text = bch2_xattr_to_text, \
+})
+
+static inline unsigned xattr_val_u64s(unsigned name_len, unsigned val_len)
+{
+ return DIV_ROUND_UP(offsetof(struct bch_xattr, x_name) +
+ name_len + val_len, sizeof(u64));
+}
+
+#define xattr_val(_xattr) \
+ ((void *) (_xattr)->x_name + (_xattr)->x_name_len)
+
+struct xattr_search_key {
+ u8 type;
+ struct qstr name;
+};
+
+#define X_SEARCH(_type, _name, _len) ((struct xattr_search_key) \
+ { .type = _type, .name = QSTR_INIT(_name, _len) })