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Date:   Fri, 11 Nov 2011 13:32:14 +0000
From:   Ralf Baechle <ralf@linux-mips.org>
To:     Kevin Cernekee <cernekee@gmail.com>
Cc:     linux-mips@linux-mips.org
Subject: Re: [PATCH V2 5/8] MIPS: BMIPS: Introduce bmips.h
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On Thu, Nov 10, 2011 at 10:30:28PM -0800, Kevin Cernekee wrote:

> +	__asm__ __volatile__(
> +		".set push\n"
> +		".set noreorder\n"
> +		"cache %1, 0(%2)\n"
> +		"sync\n"
> +		"ssnop\n"

Ssnop was added relatively recently to gas and the kernel supports building
with much older toolchains.  To get around this <asm/hazard.h> defines
a _ssnop macro.

  Ralf