linux-kernel - Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt direction flag

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Message-ID: <Pine.LNX.4.64.0803060006520.20583@wotan.suse.de>
Date:	Thu, 6 Mar 2008 00:07:39 +0100 (CET)
From:	Michael Matz <matz@...e.de>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	David Miller <davem@...emloft.net>, richard.guenther@...il.com,
	Joe.Buck@...opsys.com, hubicka@....cz, aurelien@...el32.net,
	linux-kernel@...r.kernel.org, gcc@....gnu.org
Subject: Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt direction
 flag

Hi,

On Wed, 5 Mar 2008, H. Peter Anvin wrote:

> Michael Matz wrote:
> > 
> > Many bugs are a big issue to people who actually hit them, and we had (and
> > probably still have) far nastier corner case miscompilations here and there
> > and nevertheless released.  It never was the end of the world :)
> > 
> 
> This is the sort of stuff that security holes are made from.

For security problems I prefer fixes over work-arounds.  The fix lies in 
the kernel, the work-around in gcc.


Ciao,
Michael.
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