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Re: User applications

To: Michael Shmulevich <michaels@jungo.com>
Subject: Re: User applications
From: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>
Date: Tue, 9 Jan 2001 14:00:01 +0100 (MET)
Cc: linux-mips@oss.sgi.com
In-reply-to: <3A5AFAC8.CA682600@jungo.com>
Organization: Technical University of Gdansk
Sender: owner-linux-mips@oss.sgi.com
On Tue, 9 Jan 2001, Michael Shmulevich wrote:

> As a side question, I would like to to know why exactly the CPU cache 
> operations
> are
> promoted to the syscall status? What is the situation that a user in its 
> program
> would like
> to call cacheflush() ? Unless, of course, he is doing DoS.

 Any software that modifes text needs it.  For example the dynamic linker
or libdl. 

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


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