[PATCH 16/16] slab: rename slab_bufctl to slab_freelist

From: Joonsoo Kim
Date: Thu Aug 22 2013 - 04:47:50 EST


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

Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>

diff --git a/mm/slab.c b/mm/slab.c
index 6abc069..e8ec4c5 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2538,7 +2538,7 @@ 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);
}
@@ -2585,7 +2585,7 @@ 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;
}
}

@@ -2604,7 +2604,7 @@ 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);
@@ -2625,7 +2625,7 @@ 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();
@@ -2633,7 +2633,7 @@ 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;
}

/*
@@ -4207,7 +4207,7 @@ 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;
}
--
1.7.9.5

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