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authorChristoph Lameter <cl@linux.com>2013-01-10 19:12:17 +0000
committerPekka Enberg <penberg@kernel.org>2013-02-01 12:32:08 +0200
commitf97d5f634d3b5133951424fae751db1f339548bd (patch)
treecb4db9a78c8eb1bd0522679d90f553d40d15f3e9 /mm/slab.c
parent9425c58e5445277699ff3c2a87bac1cfebc1b48d (diff)
downloadlinux-f97d5f634d3b5133951424fae751db1f339548bd.tar.bz2
slab: Common function to create the kmalloc array
The kmalloc array is created in similar ways in both SLAB and SLUB. Create a common function and have both allocators call that function. V1->V2: Whitespace cleanup 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.c')
-rw-r--r--mm/slab.c48
1 files changed, 1 insertions, 47 deletions
diff --git a/mm/slab.c b/mm/slab.c
index 357f0bdc5e43..08ba44f81a28 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1625,30 +1625,6 @@ void __init kmem_cache_init(void)
slab_early_init = 0;
- for (i = 1; i < PAGE_SHIFT + MAX_ORDER; i++) {
- size_t cs_size = kmalloc_size(i);
-
- if (cs_size < KMALLOC_MIN_SIZE)
- continue;
-
- if (!kmalloc_caches[i]) {
- /*
- * For performance, all the general caches are L1 aligned.
- * This should be particularly beneficial on SMP boxes, as it
- * eliminates "false sharing".
- * Note for systems short on memory removing the alignment will
- * allow tighter packing of the smaller caches.
- */
- kmalloc_caches[i] = create_kmalloc_cache("kmalloc",
- cs_size, ARCH_KMALLOC_FLAGS);
- }
-
-#ifdef CONFIG_ZONE_DMA
- kmalloc_dma_caches[i] = create_kmalloc_cache(
- "kmalloc-dma", cs_size,
- SLAB_CACHE_DMA|ARCH_KMALLOC_FLAGS);
-#endif
- }
/* 4) Replace the bootstrap head arrays */
{
struct array_cache *ptr;
@@ -1694,29 +1670,7 @@ void __init kmem_cache_init(void)
}
}
- slab_state = UP;
-
- /* Create the proper names */
- for (i = 1; i < PAGE_SHIFT + MAX_ORDER; i++) {
- char *s;
- struct kmem_cache *c = kmalloc_caches[i];
-
- if (!c)
- continue;
-
- s = kasprintf(GFP_NOWAIT, "kmalloc-%d", kmalloc_size(i));
-
- BUG_ON(!s);
- c->name = s;
-
-#ifdef CONFIG_ZONE_DMA
- c = kmalloc_dma_caches[i];
- BUG_ON(!c);
- s = kasprintf(GFP_NOWAIT, "dma-kmalloc-%d", kmalloc_size(i));
- BUG_ON(!s);
- c->name = s;
-#endif
- }
+ create_kmalloc_caches(ARCH_KMALLOC_FLAGS);
}
void __init kmem_cache_init_late(void)