llist-return-whether-list-is-empty-before-adding-in-llist_add-fix

clarify comment

Cc: Huang Ying <ying.huang@intel.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/include/linux/llist.h b/include/linux/llist.h
index 8db7ad03c09b59119fb53705ca69a9b777ea618d..2dae545cc1a56fbb465fe0a3d10bce32dbec0f76 100644 (file)
--- a/include/linux/llist.h
+++ b/include/linux/llist.h
@@ -150,7 +150,7 @@ static inline struct llist_node *llist_next(struct llist_node *node)
  * @new:       new entry to be added
  * @head:      the head for your lock-less list
  *
- * Return whether list is empty before adding.
+ * Returns true if the list was empty prior to adding this entry.
  */
 static inline bool llist_add(struct llist_node *new, struct llist_head *head)
 {