llist: Add llist_next()
So we don't have to expose the struct list_node member.
Cc: Huang Ying <ying.huang@intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1315836348.26517.41.camel@twins
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/linux/llist.h b/include/linux/llist.h
index 27bbdf5..e2e96d0 100644
--- a/include/linux/llist.h
+++ b/include/linux/llist.h
@@ -138,6 +138,11 @@
return ACCESS_ONCE(head->first) == NULL;
}
+static inline struct llist_node *llist_next(struct llist_node *node)
+{
+ return node->next;
+}
+
/**
* llist_add - add a new entry
* @new: new entry to be added