[PATCH 05/16] kconfig: import list_move() and list_move_tail()

[Masahiro Yamada]

Import list_move() and list_move_tail() from include/linux/list.h.

These will be used in the next commit.

Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
---

 scripts/kconfig/list.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/scripts/kconfig/list.h b/scripts/kconfig/list.h
index 882859ddf9f4..7008243f48a8 100644
--- a/scripts/kconfig/list.h
+++ b/scripts/kconfig/list.h
@@ -127,6 +127,29 @@ static inline void list_del(struct list_head *entry)
 	entry->prev = LIST_POISON2;
 }
 
+/**
+ * list_move - delete from one list and add as another's head
+ * @list: the entry to move
+ * @head: the head that will precede our entry
+ */
+static inline void list_move(struct list_head *list, struct list_head *head)
+{
+	__list_del_entry(list);
+	list_add(list, head);
+}
+
+/**
+ * list_move_tail - delete from one list and add as another's tail
+ * @list: the entry to move
+ * @head: the head that will follow our entry
+ */
+static inline void list_move_tail(struct list_head *list,
+				  struct list_head *head)
+{
+	__list_del_entry(list);
+	list_add_tail(list, head);
+}
+
 /**
  * list_is_head - tests whether @list is the list @head
  * @list: the entry to test
-- 
2.43.0