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Date:	Wed, 27 Nov 2013 13:28:17 +0100
From:	Linus Walleij <>
To:	Russell King - ARM Linux <>
Cc:	"" <>,
	Nicolas Pitre <>,
	"David S. Miller" <>,
	Eric Miao <>,
	Jonathan Cameron <>,
	stable <>
Subject: Re: [PATCH] net: smc91: fix crash regression on the versatile

On Wed, Nov 27, 2013 at 1:13 PM, Russell King - ARM Linux
<> wrote:
> On Wed, Nov 27, 2013 at 12:51:39PM +0100, Linus Walleij wrote:
>> This is because the macro operations in smc91x.h are missing
>> necessary #defines for operations such as SMC_inbsw(),
>> SMC_outsw() and SMC_outsb() making these defined to BUG().
>> The Versatile needs and uses the same accessors as the other
>> platforms in the first if(...) clause, just switch it to using
>> that and we have one problem less to worry about.
>> This bug seems to have been around for some quite time, just
>> that few people test the Versatile on real hardware, and it
>> compiles.
> That's a misconception.  This bug is caused by:
> commit e9e4ea74f06635f2ffc1dffe5ef40c854faa0a90
> Author: Will Deacon <>
> Date:   Fri Oct 11 14:52:20 2013 +0100
>     net: smc91x: dont't use SMC_outw for fixing up halfword-aligned data

Ah, you're right, reverting that makes things work.

This patch should still be a viable solution, I'll fix up the
commit message and repost a v2.

Linus Walleij
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