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mm/sl[aou]b: Move kmem_cache refcounting to common code 

Get rid of the refcount stuff in the allocators and do that part of
kmem_cache management in the common code.

Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
hifive-unleashed-5.1
Christoph Lameter 2012-09-04 23:38:33 +00:00 committed by Pekka Enberg
parent 8a13a4cc80
commit cce89f4f69
4 changed files with 3 additions and 5 deletions
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1
mm/slab.c
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@ -2555,7 +2555,6 @@ __kmem_cache_create (struct kmem_cache *cachep, unsigned long flags)
*/
BUG_ON(ZERO_OR_NULL_PTR(cachep->slabp_cache));
}
cachep->refcount = 1;
err = setup_cpu_cache(cachep, gfp);
if (err) {

5
mm/slab_common.c
View File

@ -125,11 +125,12 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size, size_t align
}
err = __kmem_cache_create(s, flags);
if (!err)
if (!err) {
s->refcount = 1;
list_add(&s->list, &slab_caches);
else {
} else {
kfree(s->name);
kmem_cache_free(kmem_cache, s);
}

1
mm/slob.c
View File

@ -524,7 +524,6 @@ int __kmem_cache_create(struct kmem_cache *c, unsigned long flags)
if (c->align < align)
c->align = align;
c->refcount = 1;
return 0;
}

1
mm/slub.c
View File

@ -3093,7 +3093,6 @@ static int kmem_cache_open(struct kmem_cache *s, unsigned long flags)
else
s->cpu_partial = 30;
s->refcount = 1;
#ifdef CONFIG_NUMA
s->remote_node_defrag_ratio = 1000;
#endif