linux-kernel - Re: linux-next: Tree for August 25 (mm/slub)

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Message-Id: <20100825131344.a2c26b31.randy.dunlap@oracle.com>
Date:	Wed, 25 Aug 2010 13:13:44 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Christoph Lameter <cl@...ux.com>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>, linux-mm@...ck.org,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	Pekka Enberg <penberg@...helsinki.fi>
Subject: Re: linux-next: Tree for August 25 (mm/slub)

On Wed, 25 Aug 2010 14:51:14 -0500 (CDT) Christoph Lameter wrote:

> On Wed, 25 Aug 2010, Randy Dunlap wrote:
> 
> > Certainly.  config file is attached.
> 
> Ah. Memory hotplug....
> 
> 
> 
> Subject: Slub: Fix up missing kmalloc_cache -> kmem_cache_node case for memoryhotplug
> 
> Memory hotplug allocates and frees per node structures. Use the correct name.
> 
> Signed-off-by: Christoph Lameter <cl@...ux.com>

Acked-by: Randy Dunlap <randy.dunlap@...cle.com>

Thanks.

> ---
>  mm/slub.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> Index: linux-2.6/mm/slub.c
> ===================================================================
> --- linux-2.6.orig/mm/slub.c	2010-08-25 14:48:23.000000000 -0500
> +++ linux-2.6/mm/slub.c	2010-08-25 14:49:03.000000000 -0500
> @@ -2909,7 +2909,7 @@ static void slab_mem_offline_callback(vo
>  			BUG_ON(slabs_node(s, offline_node));
> 
>  			s->node[offline_node] = NULL;
> -			kmem_cache_free(kmalloc_caches, n);
> +			kmem_cache_free(kmem_cache_node, n);
>  		}
>  	}
>  	up_read(&slub_lock);
> @@ -2942,7 +2942,7 @@ static int slab_mem_going_online_callbac
>  		 *      since memory is not yet available from the node that
>  		 *      is brought up.
>  		 */
> -		n = kmem_cache_alloc(kmalloc_caches, GFP_KERNEL);
> +		n = kmem_cache_alloc(kmem_cache_node, GFP_KERNEL);
>  		if (!n) {
>  			ret = -ENOMEM;
>  			goto out;


---
~Randy
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