Commit 07d417a1 authored by Joonsoo Kim's avatar Joonsoo Kim Committed by Pekka Enberg

slab: remove cachep in struct slab_rcu

We can get cachep using page in struct slab_rcu, so remove it.
Acked-by: default avatarAndi Kleen <ak@linux.intel.com>
Acked-by: default avatarChristoph Lameter <cl@linux.com>
Signed-off-by: default avatarJoonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: default avatarPekka Enberg <penberg@iki.fi>
parent 1ea991b0
...@@ -204,7 +204,6 @@ typedef unsigned int kmem_bufctl_t; ...@@ -204,7 +204,6 @@ typedef unsigned int kmem_bufctl_t;
*/ */
struct slab_rcu { struct slab_rcu {
struct rcu_head head; struct rcu_head head;
struct kmem_cache *cachep;
struct page *page; struct page *page;
}; };
...@@ -1824,7 +1823,7 @@ static void kmem_freepages(struct kmem_cache *cachep, struct page *page) ...@@ -1824,7 +1823,7 @@ static void kmem_freepages(struct kmem_cache *cachep, struct page *page)
static void kmem_rcu_free(struct rcu_head *head) static void kmem_rcu_free(struct rcu_head *head)
{ {
struct slab_rcu *slab_rcu = (struct slab_rcu *)head; struct slab_rcu *slab_rcu = (struct slab_rcu *)head;
struct kmem_cache *cachep = slab_rcu->cachep; struct kmem_cache *cachep = slab_rcu->page->slab_cache;
kmem_freepages(cachep, slab_rcu->page); kmem_freepages(cachep, slab_rcu->page);
if (OFF_SLAB(cachep)) if (OFF_SLAB(cachep))
...@@ -2052,7 +2051,6 @@ static void slab_destroy(struct kmem_cache *cachep, struct slab *slabp) ...@@ -2052,7 +2051,6 @@ static void slab_destroy(struct kmem_cache *cachep, struct slab *slabp)
struct slab_rcu *slab_rcu; struct slab_rcu *slab_rcu;
slab_rcu = (struct slab_rcu *)slabp; slab_rcu = (struct slab_rcu *)slabp;
slab_rcu->cachep = cachep;
slab_rcu->page = page; slab_rcu->page = page;
call_rcu(&slab_rcu->head, kmem_rcu_free); call_rcu(&slab_rcu->head, kmem_rcu_free);
} else { } else {
......
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