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

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

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From: Olivier Galibert <galibert@...>

To: Michael Matz <matz@...>

Cc: H. Peter Anvin <hpa@...>, David Miller <davem@...>, <richard.guenther@...>, <Joe.Buck@...>, <hubicka@...>, <aurelien@...>, <linux-kernel@...>, <gcc@...>

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

Date: Wednesday, March 5, 2008 - 7:12 pm

On Thu, Mar 06, 2008 at 12:07:39AM +0100, Michael Matz wrote:
quoted text> For security problems I prefer fixes over work-arounds.  The fix lies in 
> the kernel, the work-around in gcc.

Incorrect.  The bugs are in the ABI documentation and in gcc, and the
fixes should be done there.  Doing it in the kernel is the workaround.

  OG.

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Messages in current thread:

Linux doesn't follow x86/x86-64 ABI wrt direction flag, Aurelien Jarno, (Wed Mar 5, 11:30 am)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, H.J. Lu, (Wed Mar 5, 12:56 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, H. Peter Anvin, (Wed Mar 5, 12:00 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Joe Buck, (Wed Mar 5, 3:58 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Aurelien Jarno, (Wed Mar 5, 4:23 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Mikael Pettersson, (Thu Mar 6, 5:45 am)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Michael Matz, (Wed Mar 5, 4:38 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, H. Peter Anvin, (Wed Mar 5, 4:44 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Aurelien Jarno, (Wed Mar 5, 4:52 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Andrew Haley, (Thu Mar 6, 5:53 am)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Andi Kleen, (Thu Mar 6, 7:45 am)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Richard Guenther, (Thu Mar 6, 8:06 am)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Joe Buck, (Thu Mar 6, 1:34 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Richard Guenther, (Thu Mar 6, 4:54 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, H. Peter Anvin, (Thu Mar 6, 4:56 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Andi Kleen, (Thu Mar 6, 6:06 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Michael Matz, (Fri Mar 7, 10:09 am)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Chris Lattner, (Fri Mar 7, 12:56 am)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, David Miller, (Wed Mar 5, 5:23 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Joe Buck, (Wed Mar 5, 4:42 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Jan Hubicka, (Wed Mar 5, 4:49 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, Michael Matz, (Wed Mar 5, 5:02 pm)

RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt dir..., Joe Buck, (Wed Mar 5, 5:20 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Michael Matz, (Wed Mar 5, 5:43 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Olivier Galibert, (Wed Mar 5, 7:17 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., David Daney, (Wed Mar 5, 7:21 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Olivier Galibert, (Thu Mar 6, 10:06 am)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Alexandre Oliva, (Sat Mar 8, 3:10 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., David Miller, (Wed Mar 5, 6:17 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Joe Buck, (Wed Mar 5, 6:12 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Andrew Pinski, (Wed Mar 5, 5:43 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Richard Guenther, (Wed Mar 5, 5:32 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Aurelien Jarno, (Wed Mar 5, 5:45 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., H. Peter Anvin, (Wed Mar 5, 5:34 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Andi Kleen, (Thu Mar 6, 4:44 am)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Jakub Jelinek, (Thu Mar 6, 5:01 am)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., H. Peter Anvin, (Thu Mar 6, 11:20 am)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Richard Guenther, (Wed Mar 5, 5:40 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., David Miller, (Wed Mar 5, 6:16 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Michael Matz, (Wed Mar 5, 6:51 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., H. Peter Anvin, (Wed Mar 5, 6:58 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Michael Matz, (Wed Mar 5, 7:07 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Olivier Galibert, (Wed Mar 5, 7:12 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., David Miller, (Wed Mar 5, 7:10 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Joe Buck, (Wed Mar 5, 7:16 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Joe Buck, (Wed Mar 5, 6:37 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Joe Buck, (Wed Mar 5, 5:43 pm)

Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt..., Richard Guenther, (Wed Mar 5, 5:44 pm)

Re: Linux doesn't follow x86/x86-64 ABI wrt direction flag, H. Peter Anvin, (Wed Mar 5, 5:07 pm)

[PATCH] x86: Clear DF before calling signal handler, Aurelien Jarno, (Wed Mar 5, 2:14 pm)

Re: [PATCH] x86: Clear DF before calling signal handler, Ingo Molnar, (Thu Mar 6, 5:21 am)

Re: [PATCH] x86: Clear DF before calling signal handler, H. Peter Anvin, (Wed Mar 5, 2:17 pm)

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