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Date: Sun, 19 May 2002 22:23:28 +0200
From: Edgar Toernig <froese@gmx.de>
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To: Linus Torvalds <torvalds@transmeta.com>
CC: Andi Kleen <ak@suse.de>, linux-kernel@vger.kernel.org,
        rusty@rustcorp.com.au, alan@lxorguk.ukuu.org.uk
Subject: Re: AUDIT: copy_from_user is a deathtrap.
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Linus Torvalds wrote:
> 
> On 18 May 2002, Andi Kleen wrote:
> >
> > Are you sure they even exist ?
> 
> Oh, like read() or write() for regular files? Yup, they exist.

And that would be?  I've never seen such an abomination.  Sure,
mapping pages on SEGV is use, but passing only partially mapped
buffers to read/write on purpose???

Ciao, ET.