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Re: update_mmu_cache bug

To: linux-mips@linux-mips.org
Subject: Re: update_mmu_cache bug
From: Brian Murphy <brian@murphy.dk>
Date: Tue, 10 Dec 2002 22:00:47 +0100
Cc: Ralf Baechle <ralf@linux-mips.org>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20021210191801.GF609@gateway.total-knowledge.com>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.0) Gecko/20020623 Debian/1.0.0-0.woody.1
ilya@theIlya.com wrote:

Following small patch is needed to prevent kernel from going into infinite loop
on page_fault. Probably similar patches are needed for other CPUs as well,
but since I don;t have any, I'll let those who do take care of that :)

        Ilya.

It also seems not to work for the 32 bit kernel. The macro for

pte_offset_map

is very different in pgtable.h in the 32 bit directory than the 64 bit.

(Is there a good reason for this Ralf?)

/Brian


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