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Message-ID: <1358770782.23981.8.camel@gandalf.local.home>
Subject: Re: [RFC][PATCH v2] slub: Keep page and object in sync in
 slab_alloc_node()
From: Steven Rostedt <rostedt@goodmis.org>
To: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Christoph Lameter <cl@linux.com>, LKML <linux-kernel@vger.kernel.org>,
        linux-mm <linux-mm@kvack.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Pekka Enberg <penberg@kernel.org>, Matt Mackall <mpm@selenic.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        RT <linux-rt-users@vger.kernel.org>, Clark Williams <clark@redhat.com>,
        John Kacur <jkacur@gmail.com>,
        "Luis Claudio R. Goncalves" <lgoncalv@redhat.com>
Date: Mon, 21 Jan 2013 07:19:42 -0500
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On Mon, 2013-01-21 at 17:11 +0900, Joonsoo Kim wrote:

> Hello.
> I have one stupid question just for curiosity.
> Does the processor re-order instructions which load data from same cacheline?
> 

Probably not, but I wouldn't have generic code assuming cacheline sizes.

-- Steve