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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2023-05-01 15:20:08 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2023-05-01 15:20:08 -0700
commit9a87ffc99ec8eb8d35eed7c4f816d75f5cc9662e (patch)
treed57f3a63479a07b4e0cece029886e76e04feb984 /include/linux/list.h
parent5dc63e56a9cf8df0b59c234a505a1653f1bdf885 (diff)
parent53bea86b5712c7491bb3dae12e271666df0a308c (diff)
Merge branch 'next' into for-linus
Prepare input updates for 6.4 merge window.
Diffstat (limited to 'include/linux/list.h')
-rw-r--r--include/linux/list.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/list.h b/include/linux/list.h
index 61762054b4be..f10344dbad4d 100644
--- a/include/linux/list.h
+++ b/include/linux/list.h
@@ -656,6 +656,21 @@ static inline void list_splice_tail_init(struct list_head *list,
pos = n, n = pos->prev)
/**
+ * list_count_nodes - count nodes in the list
+ * @head: the head for your list.
+ */
+static inline size_t list_count_nodes(struct list_head *head)
+{
+ struct list_head *pos;
+ size_t count = 0;
+
+ list_for_each(pos, head)
+ count++;
+
+ return count;
+}
+
+/**
* list_entry_is_head - test if the entry points to the head of the list
* @pos: the type * to cursor
* @head: the head for your list.