linux-kernel - Re: [PATCH 1/2] ARM: Pass IFSR register to do

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Message-ID: <cc557aab0909180436t845d9eanbac568977dff4947@mail.gmail.com>
Date:	Fri, 18 Sep 2009 14:36:38 +0300
From:	"Kirill A. Shutemov" <kirill@...temov.name>
To:	Aaro Koskinen <aaro.koskinen@...ia.com>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Russell King <linux@....linux.org.uk>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Bityutskiy Artem (Nokia-D/Helsinki)" <Artem.Bityutskiy@...ia.com>
Subject: Re: [PATCH 1/2] ARM: Pass IFSR register to do_PrefetchAbort()

On Fri, Sep 18, 2009 at 2:18 PM, Aaro Koskinen <aaro.koskinen@...ia.com> wrote:
> What's the "insn" here?? And even if no IFAR is implemented, there should be
> IFSR. For NOMMU there should be pabort_noifsr simply returning zero values,
> similar to data abort handler.

No, both IFAR and IFSR is only implemented in ARMv7 so we have to handle
it together, I think.
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