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Re: Should /dev/kmem support above 0x80000000 area?

To: Jun Sun <jsun@mvista.com>
Subject: Re: Should /dev/kmem support above 0x80000000 area?
From: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>
Date: Tue, 12 Dec 2000 14:23:47 +0100 (MET)
Cc: Ralf Baechle <ralf@oss.sgi.com>, linux-mips@oss.sgi.com
In-reply-to: <3A35D5FC.11372085@mvista.com>
Organization: Technical University of Gdansk
Sender: owner-linux-mips@oss.sgi.com
On Mon, 11 Dec 2000, Jun Sun wrote:

> Here is my patch.  I think it should be safe for mips64.  Please double check
> it.

 I don't think we should allow access to non page-mapped areas as well as
read()/write() for non-memory areas.  That would be inconsistent with the
idea of /dev/kmem and the implementation for other ports. 

-- 
+  Maciej W. Rozycki, Technical University of Gdansk, Poland   +
+--------------------------------------------------------------+
+        e-mail: macro@ds2.pg.gda.pl, PGP key available        +


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