Subject: add list_first_entry()

... to address build failure after c/s 1045:bd2bf7a84686.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>

--- a/include/linux/list.h
+++ b/include/linux/list.h
@@ -354,6 +354,17 @@ static inline void list_splice_init(stru
 	container_of(ptr, type, member)
 
 /**
+ * list_first_entry - get the first element from a list
+ * @ptr:	the list head to take the element from.
+ * @type:	the type of the struct this is embedded in.
+ * @member:	the name of the list_struct within the struct.
+ *
+ * Note, that list is expected to be not empty.
+ */
+#define list_first_entry(ptr, type, member) \
+	list_entry((ptr)->next, type, member)
+
+/**
  * list_for_each	-	iterate over a list
  * @pos:	the &struct list_head to use as a loop cursor.
  * @head:	the head for your list.