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authorChristoph Lameter <cl@linux.com>2012-11-28 16:23:07 +0000
committerPekka Enberg <penberg@kernel.org>2012-12-11 12:14:27 +0200
commit45530c4474d258b822e2639c786606d8257aad8b (patch)
tree87b6569f777987037c490b9660826a02e17e228d /mm/slab.c
parent3c58346525d82625e68e24f071804c2dc057b6f4 (diff)
mm, sl[au]b: create common functions for boot slab creation
Use a special function to create kmalloc caches and use that function in SLAB and SLUB. Acked-by: Joonsoo Kim <js1304@gmail.com> Reviewed-by: Glauber Costa <glommer@parallels.com> Acked-by: David Rientjes <rientjes@google.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, 14 insertions, 34 deletions
diff --git a/mm/slab.c b/mm/slab.c
index c7ea5234c4e9..e351acea6026 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1659,23 +1659,13 @@ void __init kmem_cache_init(void)
* bug.
*/
- sizes[INDEX_AC].cs_cachep = kmem_cache_zalloc(kmem_cache, GFP_NOWAIT);
- sizes[INDEX_AC].cs_cachep->name = names[INDEX_AC].name;
- sizes[INDEX_AC].cs_cachep->size = sizes[INDEX_AC].cs_size;
- sizes[INDEX_AC].cs_cachep->object_size = sizes[INDEX_AC].cs_size;
- sizes[INDEX_AC].cs_cachep->align = ARCH_KMALLOC_MINALIGN;
- __kmem_cache_create(sizes[INDEX_AC].cs_cachep, ARCH_KMALLOC_FLAGS|SLAB_PANIC);
- list_add(&sizes[INDEX_AC].cs_cachep->list, &slab_caches);
-
- if (INDEX_AC != INDEX_L3) {
- sizes[INDEX_L3].cs_cachep = kmem_cache_zalloc(kmem_cache, GFP_NOWAIT);
- sizes[INDEX_L3].cs_cachep->name = names[INDEX_L3].name;
- sizes[INDEX_L3].cs_cachep->size = sizes[INDEX_L3].cs_size;
- sizes[INDEX_L3].cs_cachep->object_size = sizes[INDEX_L3].cs_size;
- sizes[INDEX_L3].cs_cachep->align = ARCH_KMALLOC_MINALIGN;
- __kmem_cache_create(sizes[INDEX_L3].cs_cachep, ARCH_KMALLOC_FLAGS|SLAB_PANIC);
- list_add(&sizes[INDEX_L3].cs_cachep->list, &slab_caches);
- }
+ sizes[INDEX_AC].cs_cachep = create_kmalloc_cache(names[INDEX_AC].name,
+ sizes[INDEX_AC].cs_size, ARCH_KMALLOC_FLAGS);
+
+ if (INDEX_AC != INDEX_L3)
+ sizes[INDEX_L3].cs_cachep =
+ create_kmalloc_cache(names[INDEX_L3].name,
+ sizes[INDEX_L3].cs_size, ARCH_KMALLOC_FLAGS);
slab_early_init = 0;
@@ -1687,24 +1677,14 @@ void __init kmem_cache_init(void)
* Note for systems short on memory removing the alignment will
* allow tighter packing of the smaller caches.
*/
- if (!sizes->cs_cachep) {
- sizes->cs_cachep = kmem_cache_zalloc(kmem_cache, GFP_NOWAIT);
- sizes->cs_cachep->name = names->name;
- sizes->cs_cachep->size = sizes->cs_size;
- sizes->cs_cachep->object_size = sizes->cs_size;
- sizes->cs_cachep->align = ARCH_KMALLOC_MINALIGN;
- __kmem_cache_create(sizes->cs_cachep, ARCH_KMALLOC_FLAGS|SLAB_PANIC);
- list_add(&sizes->cs_cachep->list, &slab_caches);
- }
+ if (!sizes->cs_cachep)
+ sizes->cs_cachep = create_kmalloc_cache(names->name,
+ sizes->cs_size, ARCH_KMALLOC_FLAGS);
+
#ifdef CONFIG_ZONE_DMA
- sizes->cs_dmacachep = kmem_cache_zalloc(kmem_cache, GFP_NOWAIT);
- sizes->cs_dmacachep->name = names->name_dma;
- sizes->cs_dmacachep->size = sizes->cs_size;
- sizes->cs_dmacachep->object_size = sizes->cs_size;
- sizes->cs_dmacachep->align = ARCH_KMALLOC_MINALIGN;
- __kmem_cache_create(sizes->cs_dmacachep,
- ARCH_KMALLOC_FLAGS|SLAB_CACHE_DMA| SLAB_PANIC);
- list_add(&sizes->cs_dmacachep->list, &slab_caches);
+ sizes->cs_dmacachep = create_kmalloc_cache(
+ names->name_dma, sizes->cs_size,
+ SLAB_CACHE_DMA|ARCH_KMALLOC_FLAGS);
#endif
sizes++;
names++;