linux-kernel - Re: [PATCH 3/9] slab: move up code to get kmem_cache_node in free

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Message-ID: <20140217062324.GC3468@lge.com>
Date:	Mon, 17 Feb 2014 15:23:24 +0900
From:	Joonsoo Kim <iamjoonsoo.kim@....com>
To:	David Rientjes <rientjes@...gle.com>
Cc:	Pekka Enberg <penberg@...nel.org>,
	Christoph Lameter <cl@...ux.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Wanpeng Li <liwanp@...ux.vnet.ibm.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/9] slab: move up code to get kmem_cache_node in
 free_block()

On Fri, Feb 14, 2014 at 03:19:02PM -0800, David Rientjes wrote:
> On Fri, 14 Feb 2014, Joonsoo Kim wrote:
> 
> > node isn't changed, so we don't need to retreive this structure
> > everytime we move the object. Maybe compiler do this optimization,
> > but making it explicitly is better.
> > 
> 
> Would it be possible to make it const struct kmem_cache_node *n then?

Hello, David.

Yes, it is possible.
If I send v2, I will change it.

Thanks.
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