[kvm-unit-tests PATCH v1 02/12] lib/list.h: add list_add_tail

[Claudio Imbrenda <imbrenda@linux.ibm.com>]

Add a list_add_tail wrapper function to allow adding elements to the end
of a list.

Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
---
 lib/list.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lib/list.h b/lib/list.h
index 18d9516..7f9717e 100644
--- a/lib/list.h
+++ b/lib/list.h
@@ -50,4 +50,13 @@ static inline void list_add(struct linked_list *head, struct linked_list *li)
 	head->next = li;
 }
 
+/*
+ * Add the given element before the given list head.
+ */
+static inline void list_add_tail(struct linked_list *head, struct linked_list *li)
+{
+	assert(head);
+	list_add(head->prev, li);
+}
+
 #endif
-- 
2.26.2