linux-kernel - Re: [bg-linux] [PATCH 5/7] [RFC] force 32-byte aligned kmallocs

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Message-ID: <1305857301.7481.121.camel@pasglop>
Date:	Fri, 20 May 2011 12:08:21 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Kazutomo Yoshii <kazutomo.yoshii@...il.com>
Cc:	Eric Van Hensbergen <ericvh@...il.com>,
	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	bg-linux@...ts.anl-external.org
Subject: Re: [bg-linux] [PATCH 5/7] [RFC] force 32-byte aligned kmallocs

On Thu, 2011-05-19 at 20:32 -0500, Kazutomo Yoshii wrote:
> 
> Actually DMA sends invalidate requests to the snoop unit(L2 level).
> BGP SoC is a bit different from other 4xx base. 

Well, some other 44x also have a snooping L2 (more or less), but L1 is
usually the problem.

Cheers,
Ben.


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