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authorChristoph Lameter <cl@linux.com>2012-09-05 00:20:34 +0000
committerPekka Enberg <penberg@kernel.org>2012-09-05 12:00:36 +0300
commit278b1bb1313664d4999a7f7d47a8a8d964862d02 (patch)
tree65e05bc30338a24fd4afd4c4e8b49b8d3e002218 /mm/slab_common.c
parent96d17b7be0a9849d381442030886211dbb2a7061 (diff)
mm/sl[aou]b: Move kmem_cache allocations into common code
Shift the allocations to common code. That way the allocation and freeing of the kmem_cache structures is handled by common code. Reviewed-by: Glauber Costa <glommer@parallels.com> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
Diffstat (limited to 'mm/slab_common.c')
-rw-r--r--mm/slab_common.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c
index 4f722084bae..f50d2ed4fbf 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -119,19 +119,21 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size, size_t align
if (s)
goto out_locked;
- s = __kmem_cache_create(n, size, align, flags, ctor);
-
+ s = kmem_cache_zalloc(kmem_cache, GFP_KERNEL);
if (s) {
- /*
- * Check if the slab has actually been created and if it was a
- * real instatiation. Aliases do not belong on the list
- */
- if (s->refcount == 1)
+ err = __kmem_cache_create(s, n, size, align, flags, ctor);
+ if (!err)
+
list_add(&s->list, &slab_caches);
+ else {
+ kfree(n);
+ kmem_cache_free(kmem_cache, s);
+ }
+
} else {
kfree(n);
- err = -ENOSYS; /* Until __kmem_cache_create returns code */
+ err = -ENOMEM;
}
out_locked: