slab: rename slab_bufctl to slab_freelist

Now, bufctl is not proper name to this array.
So change it.

Acked-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Pekka Enberg <penberg@iki.fi>

1 files changed, 6 insertions, 6 deletions

diff --git a/mm/slab.c b/mm/slab.c
index fbb594f2259a..af2db76e1f5a 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2550,7 +2550,7 @@ static struct freelist *alloc_slabmgmt(struct kmem_cache *cachep,
         return freelist;
 }
 
-static inline unsigned int *slab_bufctl(struct page *page)
+static inline unsigned int *slab_freelist(struct page *page)
 {
         return (unsigned int *)(page->freelist);
 }
@@ -2597,7 +2597,7 @@ static void cache_init_objs(struct kmem_cache *cachep,
                 if (cachep->ctor)
                         cachep->ctor(objp);
 #endif
-                slab_bufctl(page)[i] = i;
+                slab_freelist(page)[i] = i;
         }
 }
 
@@ -2616,7 +2616,7 @@ static void *slab_get_obj(struct kmem_cache *cachep, struct page *page,
 {
         void *objp;
 
-        objp = index_to_obj(cachep, page, slab_bufctl(page)[page->active]);
+        objp = index_to_obj(cachep, page, slab_freelist(page)[page->active]);
         page->active++;
 #if DEBUG
         WARN_ON(page_to_nid(virt_to_page(objp)) != nodeid);
@@ -2637,7 +2637,7 @@ static void slab_put_obj(struct kmem_cache *cachep, struct page *page,
 
         /* Verify double free bug */
         for (i = page->active; i < cachep->num; i++) {
-                if (slab_bufctl(page)[i] == objnr) {
+                if (slab_freelist(page)[i] == objnr) {
                         printk(KERN_ERR "slab: double free detected in cache "
                                         "'%s', objp %p\n", cachep->name, objp);
                         BUG();
@@ -2645,7 +2645,7 @@ static void slab_put_obj(struct kmem_cache *cachep, struct page *page,
         }
 #endif
         page->active--;
-        slab_bufctl(page)[page->active] = objnr;
+        slab_freelist(page)[page->active] = objnr;
 }
 
 /*
@@ -4218,7 +4218,7 @@ static void handle_slab(unsigned long *n, struct kmem_cache *c,
 
                 for (j = page->active; j < c->num; j++) {
                         /* Skip freed item */
-                        if (slab_bufctl(page)[j] == i) {
+                        if (slab_freelist(page)[j] == i) {
                                 active = false;
                                 break;
                         }