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

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Message-ID: <cc557aab0909210006n2f423bf9lf208e355bed0fada@mail.gmail.com>
Date:	Mon, 21 Sep 2009 10:06:42 +0300
From:	"Kirill A. Shutemov" <kirill@...temov.name>
To:	Russell King - ARM Linux <linux@....linux.org.uk>
Cc:	Bityutskiy Artem <Artem.Bityutskiy@...ia.com>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Koskinen Aaro <aaro.koskinen@...ia.com>
Subject: Re: [PATCH 1/2] ARM: Pass IFSR register to do_PrefetchAbort()

On Sun, Sep 20, 2009 at 3:24 PM, Russell King - ARM Linux
<linux@....linux.org.uk> wrote:
> On Sun, Sep 20, 2009 at 12:35:19PM +0300, Kirill A. Shutemov wrote:
>> Ok, so __do_page_fault() should know where we are: in data abort or in
>> prefetch abort. What is right way to do it? Should we create one more
>> argument or use one of reserved bits IFSR?
>
> Well, this is my solution to the problem - could you test it please?

Yes, it works. But I still think that ignoring IFSR is a mistake. I'll send
updated patches
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