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Re: User applications

To: Ralf Baechle <ralf@oss.sgi.com>
Subject: Re: User applications
From: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>
Date: Mon, 8 Jan 2001 17:43:24 +0100 (MET)
Cc: "Kevin D. Kissell" <kevink@mips.com>, linux-mips@oss.sgi.com, Carsten Langgaard <carstenl@mips.com>, Michael Shmulevich <michaels@jungo.com>
In-reply-to: <20010108142729.D886@bacchus.dhis.org>
Organization: Technical University of Gdansk
Sender: owner-linux-mips@oss.sgi.com
On Mon, 8 Jan 2001, Ralf Baechle wrote:

> >  What's wrong with cacheflush(addr, count, which) that actually checks if
> > <addr; addr+count> lies within the caller's address space before
> > performing the flush and returns -EPERM otherwise?  It would make the
> > caller crawl like a turtle if it wished to but it would leave other
> > processes alone. 
> 
> cacheflush(2) actually is supposed to handle things that way.

 Didn't I write it clearly-enough? ;-) 

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


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