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authorPeter Zijlstra <peterz@infradead.org>2011-06-21 09:22:36 (GMT)
committerScott Wood <scottwood@freescale.com>2013-04-04 22:09:10 (GMT)
commit14aba70a81f6a5f4058a68ff130b57e1e4640e65 (patch)
treec3cf9cd8cde71879ea4e5925dc05368747c7bf07 /include/linux/list.h
parentf89b6e68ce427bc5910c7b2c8700880832bf5a06 (diff)
downloadlinux-fsl-qoriq-14aba70a81f6a5f4058a68ff130b57e1e4640e65.tar.xz
list-add-list-last-entry.patch
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/list.h')
-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 cc6d2aa..7a9851b 100644
--- a/include/linux/list.h
+++ b/include/linux/list.h
@@ -362,6 +362,17 @@ static inline void list_splice_tail_init(struct list_head *list,
list_entry((ptr)->next, type, member)
/**
+ * 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.