linux-kernel - Re: [patch] remove MNT_NOEXEC check for PROT

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Message-Id: <1159899820.2891.542.camel@laptopd505.fenrus.org>
Date:	Tue, 03 Oct 2006 20:23:39 +0200
From:	Arjan van de Ven <arjan@...radead.org>
To:	Stas Sergeev <stsp@...et.ru>
Cc:	Linux kernel <linux-kernel@...r.kernel.org>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Hugh Dickins <hugh@...itas.com>,
	Ulrich Drepper <drepper@...hat.com>, Valdis.Kletnieks@...edu
Subject: Re: [patch] remove MNT_NOEXEC check for PROT_EXEC mmaps

>  point. :)
> 
> > What breaks?
> You missed the beginning of the discussion, but briefly:
> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=386945
> ... breaks UML and dosemu.
> Also I speculate that it makes Wine slower causing it to
> fallback to read() if the windows partition is mounted with
> "noexec" (which I think is/was common). In that case people
> will never figure out why Wine suddenly became slower and
> more memory-consuming than before.

BUT THIS IS MADNESS!

you do "noexec" and then complain that executing (!!) windows binaries
from that gets more of a problem!

> 
-- 
if you want to mail me at work (you don't), use arjan (at) linux.intel.com

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