From: Glauber Costa <glommer@parallels.com>
To: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>,
linux-mm@kvack.org, David Rientjes <rientjes@google.com>,
Joonsoo Kim <js1304@gmail.com>
Subject: Re: Common [00/16] Sl[auo]b: Common code rework V8
Date: Thu, 2 Aug 2012 18:47:23 +0400 [thread overview]
Message-ID: <501A92FB.8020906@parallels.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1208020941150.23049@router.home>
On 08/02/2012 06:45 PM, Christoph Lameter wrote:
> On Thu, 2 Aug 2012, Glauber Costa wrote:
>
>> It also works okay both before the patches are applied, and with slab.
>
> Ok. I am seeing the same problem when using the following patch. That is
> pretty early during boot and so there may be issues with sysfs that the
> patchset caused. Looking into it.
>
> Index: linux-2.6/mm/slub.c
> ===================================================================
> --- linux-2.6.orig/mm/slub.c 2012-08-02 09:36:04.855637689 -0500
> +++ linux-2.6/mm/slub.c 2012-08-02 09:42:04.358089667 -0500
> @@ -3768,6 +3768,16 @@
> caches, cache_line_size(),
> slub_min_order, slub_max_order, slub_min_objects,
> nr_cpu_ids, nr_node_ids);
> +
> + { struct kmem_cache *qq;
> +
> + qq = create_kmalloc_cache("qq", 800, 0);
> + kmem_cache_destroy(qq);
> +
> + qq = create_kmalloc_cache("qq", 800, 0);
> + kmem_cache_destroy(qq);
> + }
> +
> }
>
> void __init kmem_cache_init_late(void)
>
Mine is similar, except:
1) I don't create a kmalloc cache (shouldn't matter)
2) I do it after SLAB_FULL.
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next prev parent reply other threads:[~2012-08-02 14:47 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-01 21:11 Common [00/16] Sl[auo]b: Common code rework V8 Christoph Lameter
2012-08-01 21:11 ` Common [01/16] slub: Add debugging to verify correct cache use on kmem_cache_free() Christoph Lameter
2012-08-01 21:11 ` Common [02/16] slub: Use kmem_cache for the kmem_cache structure Christoph Lameter
2012-08-01 21:11 ` Common [03/16] Move list_add() to slab_common.c Christoph Lameter
2012-08-01 21:11 ` Common [04/16] Extract a common function for kmem_cache_destroy Christoph Lameter
2012-08-01 21:11 ` Common [05/16] Always use the name "kmem_cache" for the slab cache with the kmem_cache structure Christoph Lameter
2012-08-01 21:11 ` Common [06/16] Move freeing of kmem_cache structure to common code Christoph Lameter
2012-08-01 21:11 ` Common [07/16] Get rid of __kmem_cache_destroy Christoph Lameter
2012-08-01 21:11 ` Common [08/16] Move duping of slab name to slab_common.c Christoph Lameter
2012-08-02 15:41 ` Christoph Lameter
2012-08-01 21:11 ` Common [09/16] Do slab aliasing call from common code Christoph Lameter
2012-08-02 9:29 ` Glauber Costa
2012-08-02 14:13 ` Christoph Lameter
2012-08-01 21:11 ` Common [10/16] Move sysfs_slab_add to common Christoph Lameter
2012-08-01 21:11 ` Common [11/16] slub: Use a statically allocated kmem_cache boot structure for bootstrap Christoph Lameter
2012-08-02 10:11 ` Glauber Costa
2012-08-01 21:11 ` Common [12/16] create common create_kmalloc_cache() Christoph Lameter
2012-08-02 10:22 ` Glauber Costa
2012-08-01 21:11 ` Common [13/16] slub: Introduce function for opening boot caches Christoph Lameter
2012-08-02 10:25 ` Glauber Costa
2012-08-02 14:14 ` Christoph Lameter
2012-08-01 21:11 ` Common [14/16] Move kmem_cache allocations into common code Christoph Lameter
2012-08-02 10:32 ` Glauber Costa
2012-08-02 14:15 ` Christoph Lameter
2012-08-01 21:11 ` Common [15/16] Shrink __kmem_cache_create() parameter lists Christoph Lameter
2012-08-02 8:19 ` Glauber Costa
2012-08-02 14:11 ` Christoph Lameter
2012-08-02 14:14 ` Glauber Costa
2012-08-02 10:34 ` Glauber Costa
2012-08-02 14:31 ` Christoph Lameter
2012-08-02 14:34 ` Christoph Lameter
2012-08-01 21:11 ` Common [16/16] Common alignment code Christoph Lameter
2012-08-02 7:59 ` Common [00/16] Sl[auo]b: Common code rework V8 Glauber Costa
2012-08-02 14:10 ` Christoph Lameter
2012-08-02 8:49 ` Glauber Costa
2012-08-02 9:18 ` Glauber Costa
2012-08-02 14:13 ` Christoph Lameter
2012-08-02 14:17 ` Glauber Costa
2012-08-02 14:28 ` Christoph Lameter
2012-08-02 14:46 ` Glauber Costa
2012-08-02 14:45 ` Christoph Lameter
2012-08-02 14:47 ` Glauber Costa [this message]
2012-08-02 15:13 ` Christoph Lameter
2012-08-02 15:19 ` Christoph Lameter
2012-08-02 18:07 ` Christoph Lameter
2012-08-02 18:09 ` Glauber Costa
2012-08-02 18:13 ` Christoph Lameter
2012-08-02 18:27 ` Christoph Lameter
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