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Re: [PATCH] IP28: added cache barrier to assembly routines

from [Ralf Baechle] [Permanent Link][Original]
To: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Subject: Re: [PATCH] IP28: added cache barrier to assembly routines
From: Ralf Baechle <ralf@linux-mips.org>
Date: Wed, 28 Nov 2007 09:53:03 +0000
Cc: linux-mips@linux-mips.org
In-reply-to: <20071126223955.9BAAAC2B26@solo.franken.de>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20071126223955.9BAAAC2B26@solo.franken.de>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mutt/1.5.17 (2007-11-01) 
On Sun, Nov 25, 2007 at 11:47:56AM +0100, Thomas Bogendoerfer wrote:

> IP28 needs special treatment to avoid speculative accesses. gcc
> takes care for .c code, but for assembly code we need to do it
> manually.
> 
> This is taken from Peter Fuersts IP28 patches.
> 
> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

Queued for 2.6.25 as well.

Thanks,

  Ralf
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