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-rw-r--r--include/linux/list.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/list.h b/include/linux/list.h
index 969f6e92d089..5d9c6558e8ab 100644
--- a/include/linux/list.h
+++ b/include/linux/list.h
@@ -206,6 +206,20 @@ static inline int list_empty_careful(const struct list_head *head)
206} 206}
207 207
208/** 208/**
209 * list_rotate_left - rotate the list to the left
210 * @head: the head of the list
211 */
212static inline void list_rotate_left(struct list_head *head)
213{
214 struct list_head *first;
215
216 if (!list_empty(head)) {
217 first = head->next;
218 list_move_tail(first, head);
219 }
220}
221
222/**
209 * list_is_singular - tests whether a list has just one entry. 223 * list_is_singular - tests whether a list has just one entry.
210 * @head: the list to test. 224 * @head: the list to test.
211 */ 225 */