Commit e7444d9b authored by Joonsoo Kim's avatar Joonsoo Kim Committed by Pekka Enberg
Browse files

slab: rename slab_bufctl to slab_freelist 



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

Acked-by: default avatarAndi Kleen <ak@linux.intel.com>
Signed-off-by: default avatarJoonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: default avatarPekka Enberg <penberg@iki.fi>
parent 7ecccf9d

mm/slab.c

+6 −6
Original line number Diff line number Diff line
@@ -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;

			}