linux-kernel - Re: noexec=on doesn't work

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Message-ID: <4581C0B2.1010500@tmr.com>
Date:	Thu, 14 Dec 2006 16:22:58 -0500
From:	Bill Davidsen <davidsen@....com>
To:	John Richard Moser <nigelenki@...cast.net>,
	Linux Kernel mailing List <linux-kernel@...r.kernel.org>
Subject: Re: noexec=on doesn't work

John Richard Moser wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> I'm running on an Athlon 64 in 32-bit mode, running 32-bit Ubuntu with
> kernel 2.6.19 (Ubuntu version 2.6.19-7-generic for the curious;
> compiled for 586).  Apparently, 'noexec=on' on the kernel command line
> does nothing; the NX bit seems to not work.

Straining my memories of i586, I don't think that it even COULD do 
noexec... I don't have any here to try at the moment. In any case an 
option which isn't known or isn't implemented should generate a warning.

-- 
bill davidsen <davidsen@....com>
   CTO TMR Associates, Inc
   Doing interesting things with small computers since 1979
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