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Re: problems on D-cache alias in 2.4.22

To: Ralf Baechle <ralf@linux-mips.org>
Subject: Re: problems on D-cache alias in 2.4.22
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Date: Tue, 18 May 2004 19:24:34 +0100
Cc: Peter Horton <pdh@colonel-panic.org>, Jun Sun <jsun@mvista.com>, Bob Breuer <bbreuer@righthandtech.com>, linux-mips@linux-mips.org
In-reply-to: <20040518195055.GB2454@linux-mips.org>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <B482D8AA59BF244F99AFE7520D74BF9609D4B3@server1.RightHand.righthandtech.com> <20040518114519.C5390@mvista.com> <20040518191019.GA11007@skeleton-jack> <20040518195055.GB2454@linux-mips.org>
Sender: linux-mips-bounce@linux-mips.org
On Maw, 2004-05-18 at 20:50, Ralf Baechle wrote:
> Carelessly written PIO drivers on any architecture would suffer from this
> kind of problem.

It isnt a driver problem. (Ramdisk is a bit special as you get aliases
in funny ways). The block and page cache is responsible for sorting this
out.


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