summaryrefslogtreecommitdiff
path: root/include/linux
diff options
context:
space:
mode:
authorPeter Zijlstra <peterz@infradead.org>2011-06-21 09:22:36 (GMT)
committerScott Wood <scottwood@freescale.com>2014-04-10 00:18:42 (GMT)
commit854e577fc4e1746cb3ed7158cbd76bdc8739c73b (patch)
treecb389c2039acae91c5093e37ace4869b960e3bdf /include/linux
parent9761c77c68f2aa54d23a1e76c73667af330e8379 (diff)
downloadlinux-fsl-qoriq-854e577fc4e1746cb3ed7158cbd76bdc8739c73b.tar.xz
list-add-list-last-entry.patch
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/list.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/list.h b/include/linux/list.h
index f4d8a2f..885943e 100644
--- a/include/linux/list.h
+++ b/include/linux/list.h
@@ -373,6 +373,17 @@ static inline void list_splice_tail_init(struct list_head *list,
(!list_empty(ptr) ? list_first_entry(ptr, type, member) : NULL)
/**
+ * list_last_entry - get the last 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_last_entry(ptr, type, member) \
+ list_entry((ptr)->prev, 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.