Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261580AbUDNShM (ORCPT ); Wed, 14 Apr 2004 14:37:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263629AbUDNShL (ORCPT ); Wed, 14 Apr 2004 14:37:11 -0400 Received: from ns.suse.de ([195.135.220.2]:4228 "EHLO Cantor.suse.de") by vger.kernel.org with ESMTP id S261580AbUDNShE (ORCPT ); Wed, 14 Apr 2004 14:37:04 -0400 Date: Wed, 14 Apr 2004 20:35:02 +0200 From: Kurt Garloff To: "Siddha, Suresh B" Cc: Andrew Morton , linux-kernel@vger.kernel.org, mingo@redhat.com Subject: Re: RE: Non-Exec stack patches Message-ID: <20040414183502.GR16701@tpkurt.garloff.de> Mail-Followup-To: Kurt Garloff , "Siddha, Suresh B" , Andrew Morton , linux-kernel@vger.kernel.org, mingo@redhat.com References: <9AB83E4717F13F419BD880F5254709E5011EBABA@scsmsx402.sc.intel.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="TMgB3/Ch1aWgZB1L" Content-Disposition: inline In-Reply-To: <9AB83E4717F13F419BD880F5254709E5011EBABA@scsmsx402.sc.intel.com> X-Operating-System: Linux 2.6.5-2-KG i686 X-PGP-Info: on http://www.garloff.de/kurt/mykeys.pgp X-PGP-Key: 1024D/1C98774E, 1024R/CEFC9215 Organization: SUSE/Novell User-Agent: Mutt/1.5.6i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1327 Lines: 39 --TMgB3/Ch1aWgZB1L Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Apr 14, 2004 at 12:28:24AM -0700, Suresh B Siddha wrote: > Recent ia64 mm trees are broken because of this issue. Attached patch=20 > fixes protection_map[7] in IA64. Ah, sorry. ia64 seems to be strangely different here. My understanding is that it support NX page protection. And that you don't have executable stacks in the ia64 ABI at all. But for i386 emulation you should be able to enable and disable executable stacks. For some reason the needed defines are missing ... Regards, --=20 Kurt Garloff Cologne, DE=20 SUSE LINUX AG, Nuernberg, DE SUSE Labs (Head) --TMgB3/Ch1aWgZB1L Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQFAfYRWxmLh6hyYd04RAqoqAKCRmqPG0/vXyrY4fiezY7EEcwyB/wCcCT1w 3086TbEw4Z9py4Pk4C2wWDw= =VDw2 -----END PGP SIGNATURE----- --TMgB3/Ch1aWgZB1L-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/