diff options
| author | Christoph Lameter <cl@linux.com> | 2012-11-28 16:23:07 +0000 |
|---|---|---|
| committer | Pekka Enberg <penberg@kernel.org> | 2012-12-11 12:14:27 +0200 |
| commit | 45530c4474d258b822e2639c786606d8257aad8b (patch) | |
| tree | 87b6569f777987037c490b9660826a02e17e228d /mm/slab.c | |
| parent | 3c58346525d82625e68e24f071804c2dc057b6f4 (diff) | |
| download | lwn-45530c4474d258b822e2639c786606d8257aad8b.tar.gz lwn-45530c4474d258b822e2639c786606d8257aad8b.zip | |
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.c | 48 |
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++; |