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Date:	Wed, 25 May 2011 17:57:28 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	uli@...e.de
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] via-velocity: don't annotate MAC registers as packed

From: Ulrich Hecht <uli@...e.de>
Date: Wed, 25 May 2011 13:07:22 +0200

> On ARM, memory accesses through packed pointers behave in unexpected
> ways in GCC releases 4.3 and higher; see https://lkml.org/lkml/2011/2/2/163
> for discussion.
> 
> In this particular case, 32-bit I/O registers are accessed bytewise,
> causing incorrect setting of the DMA address registers which in turn
> leads to an error interrupt storm that brings the system to a halt.
> 
> Since the mac_regs structure does not need any packing anyway, this patch
> simply removes the attribute to fix the issue.
> 
> Signed-off-by: Ulrich Hecht <uli@...e.de>

Applied.
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