[PATCH v3 9/9] mm: Don't reinvent the wheel but use existing llist API

[Byungchul Park]

Although llist provides proper APIs, they are not used. Make them used.

Signed-off-by: Byungchul Park <byungchul.p...@lge.com>
---
 mm/vmalloc.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 3ca82d4..8c0eb45 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -49,12 +49,10 @@ struct vfree_deferred {
 static void free_work(struct work_struct *w)
 {
        struct vfree_deferred *p = container_of(w, struct vfree_deferred, wq);
-       struct llist_node *llnode = llist_del_all(&p->list);
-       while (llnode) {
-               void *p = llnode;
-               llnode = llist_next(llnode);
-               __vunmap(p, 1);
-       }
+       struct llist_node *t, *llnode;
+
+       llist_for_each_safe(llnode, t, llist_del_all(&p->list))
+               __vunmap((void *)llnode, 1);
 }
 
 /*** Page table manipulation functions ***/
-- 
1.9.1