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

From: Byungchul Park
Date: Sun Jul 09 2017 - 22:39:00 EST


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

Signed-off-by: Byungchul Park <byungchul.park@xxxxxxx>
---
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