From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 7 May 2001 13:52:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 7 May 2001 13:52:34 -0400 Received: from libra.cus.cam.ac.uk ([131.111.8.19]:48298 "EHLO libra.cus.cam.ac.uk") by vger.kernel.org with ESMTP id ; Mon, 7 May 2001 13:52:23 -0400 Message-Id: <5.1.0.14.2.20010507184618.00a8a5b0@pop.cus.cam.ac.uk> X-Mailer: QUALCOMM Windows Eudora Version 5.1 Date: Mon, 07 May 2001 18:52:49 +0100 To: "Dunlap, Randy" From: Anton Altaparmakov Subject: RE: [PATCH] x86 page fault handler not interrupt safe Cc: "'David Woodhouse'" , Linus Torvalds , Alan Cox , Brian Gerst , linux-kernel@vger.kernel.org In-Reply-To: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org At 18:32 07/05/2001, Dunlap, Randy wrote: > > From: David Woodhouse [mailto:dwmw2@infradead.org] > > > > torvalds@transmeta.com said: > > > If anybody has such a beast, please try this kernel patch _and_ > > > running the F0 0F bug-producing program (search for it on the 'net - > > > it must be out there somewhere) to verify that the code still > > > correctly handles that case. > > > > Something along the lines of: > > > > echo "unsigned long main=0xf00fc7c8;" > f00fbug.c ; make f00fbug > >Yes, that's what the (SGI) program uses: >http://lwn.net/2001/0329/a/ltp-f00f.php3 That's not quite what they do. David's SGI equivalent would be: echo "unsigned long main=0xc8c70ff0;" > f00fbug.c ; make f00fbug i.e. remember that ia32 is little endian. Thanks for the link. Best regards, Anton -- Anton Altaparmakov (replace at with @) Linux NTFS Maintainer / WWW: http://sourceforge.net/projects/linux-ntfs/ ICQ: 8561279 / WWW: http://www-stu.christs.cam.ac.uk/~aia21/