1124 struct xa_node {  struct
1129 	struct xa_node __rcu *parent;	/* NULL at top of tree */  argument
1143 void xa_dump_node(const struct xa_node *);  argument
1179 				const struct xa_node *node, unsigned int offset)  in xa_entry()
1188 				const struct xa_node *node, unsigned int offset)  in xa_entry_locked()
1196 static inline struct xa_node *xa_parent(const struct xarray *xa,  in xa_parent()
1197 					const struct xa_node *node)  in xa_parent()
1204 static inline struct xa_node *xa_parent_locked(const struct xarray *xa,  in xa_parent_locked()
1205 					const struct xa_node *node)  in xa_parent_locked()
1212 static inline void *xa_mk_node(const struct xa_node *node)  in xa_mk_node()
1218 static inline struct xa_node *xa_to_node(const void *entry)  in xa_to_node()
1220 	return (struct xa_node *)((unsigned long)entry - 2);  in xa_to_node()
1289 typedef void (*xa_update_node_t)(struct xa_node *node);
1291 void xa_delete_node(struct xa_node *, xa_update_node_t);
1317 	struct xa_node *xa_node;  member
1318 	struct xa_node *xa_alloc;
1326 #define XA_ERROR(errno) ((struct xa_node *)(((unsigned long)errno << 2) | 2UL))
1327 #define XAS_BOUNDS	((struct xa_node *)1UL)
1328 #define XAS_RESTART	((struct xa_node *)3UL)
1337 	.xa_node = XAS_RESTART,				\
1391 	return xa_err(xas->xa_node);  in xas_error()
1405 	xas->xa_node = XA_ERROR(err);  in xas_set_err()
1416 	return (unsigned long)xas->xa_node & 3;  in xas_invalid()
1438 	return xas_valid(xas) && xas->xa_node;  in xas_is_node()
1442 static inline bool xas_not_node(struct xa_node *node)  in xas_not_node()
1448 static inline bool xas_frozen(struct xa_node *node)  in xas_frozen()
1454 static inline bool xas_top(struct xa_node *node)  in xas_top()
1471 	xas->xa_node = XAS_RESTART;  in xas_reset()
1550 	struct xa_node *node = xas->xa_node;  in xas_reload()
1580 	xas->xa_node = XAS_RESTART;  in xas_set()
1596 	xas->xa_node = XAS_RESTART;  in xas_set_order()
1629 	struct xa_node *node = xas->xa_node;  in xas_next_entry()
1655 	unsigned long *addr = xas->xa_node->marks[(__force unsigned)mark];  in xas_find_chunk()
1687 	struct xa_node *node = xas->xa_node;  in xas_next_marked()
1785 	struct xa_node *node = xas->xa_node;  in xas_prev()
1814 	struct xa_node *node = xas->xa_node;  in xas_next()