From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263040AbUEWHNg (ORCPT ); Sun, 23 May 2004 03:13:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263032AbUEWHNg (ORCPT ); Sun, 23 May 2004 03:13:36 -0400 Received: from mx1.redhat.com ([66.187.233.31]:38121 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S263024AbUEWHN2 (ORCPT ); Sun, 23 May 2004 03:13:28 -0400 Subject: Re: i486 emu in mainline? From: Arjan van de Ven Reply-To: arjanv@redhat.com To: Christoph Hellwig Cc: akpm@osdl.org, willy@w.ods.org, linux-kernel@vger.kernel.org In-Reply-To: <20040522234059.GA3735@infradead.org> References: <20040522234059.GA3735@infradead.org> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-+uFXnD+NzlZeTfyjEAd+" Organization: Red Hat UK Message-Id: <1085296400.2781.2.camel@laptop.fenrus.com> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 (1.4.6-2) Date: Sun, 23 May 2004 09:13:20 +0200 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --=-+uFXnD+NzlZeTfyjEAd+ Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Sun, 2004-05-23 at 01:40, Christoph Hellwig wrote: > These days gcc uses i486+ only instruction by default in libstdc++ so > most modern distros wouldn't work on i386 cpus anymore. To make it work > again Debian merged Willy Tarreau's patch to trap those and emulate them > on real i386 cpus. The patch is extremely non-invasive and would > certainly be usefull for mainline. Any reason not to include it? >=20 on first look it seems to be missing a bunch of get_user() calls and does direct access instead.... --=-+uFXnD+NzlZeTfyjEAd+ Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQBAsE8PxULwo51rQBIRAiW4AKCPE6Zmh2MmBlMAb6Xefb4l/2xllgCgig7L EkJjOQGb+loMYx1XTJdJ9zw= =J1h5 -----END PGP SIGNATURE----- --=-+uFXnD+NzlZeTfyjEAd+--