Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755637AbYGFCv5 (ORCPT ); Sat, 5 Jul 2008 22:51:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753353AbYGFCvt (ORCPT ); Sat, 5 Jul 2008 22:51:49 -0400 Received: from out02.mta.xmission.com ([166.70.13.232]:33660 "EHLO out02.mta.xmission.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753302AbYGFCvs (ORCPT ); Sat, 5 Jul 2008 22:51:48 -0400 From: ebiederm@xmission.com (Eric W. Biederman) To: Sean Young Cc: Jeremy Fitzhardinge , Rusty Russell , linux-kernel@vger.kernel.org, "H. Anvin" References: <20080616121138.GA51097@atlantis.8hz.com> <200806162327.34912.rusty@rustcorp.com.au> <48566C88.6000702@goop.org> <20080616161944.GA53539@atlantis.8hz.com> <20080630214347.GA57988@atlantis.8hz.com> <4869558A.9020907@goop.org> <20080630220939.GA58260@atlantis.8hz.com> Date: Sat, 05 Jul 2008 19:41:55 -0700 In-Reply-To: <20080630220939.GA58260@atlantis.8hz.com> (Sean Young's message of "Mon, 30 Jun 2008 22:09:39 +0000") Message-ID: User-Agent: Gnus/5.110006 (No Gnus v0.6) Emacs/21.4 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-SA-Exim-Connect-IP: 24.130.11.59 X-SA-Exim-Mail-From: ebiederm@xmission.com X-Spam-DCC: XMission; sa02 1397; Body=1 Fuz1=1 Fuz2=1 X-Spam-Combo: ;Sean Young X-Spam-Relay-Country: X-Spam-Report: * -1.8 ALL_TRUSTED Passed through trusted hosts only via SMTP * 0.0 T_TM2_M_HEADER_IN_MSG BODY: T_TM2_M_HEADER_IN_MSG * -2.6 BAYES_00 BODY: Bayesian spam probability is 0 to 1% * [score: 0.0004] * -0.0 DCC_CHECK_NEGATIVE Not listed in DCC * [sa02 1397; Body=1 Fuz1=1 Fuz2=1] * 0.0 XM_SPF_Neutral SPF-Neutral Subject: Re: Regression: boot failure on AMD Elan TS-5500 X-SA-Exim-Version: 4.2 (built Thu, 03 Mar 2005 10:44:12 +0100) X-SA-Exim-Scanned: Yes (on mgr1.xmission.com) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 881 Lines: 24 Sean Young writes: > On Mon, Jun 30, 2008 at 02:52:10PM -0700, Jeremy Fitzhardinge wrote: >> It's a bit odd that the boot loader neglected to set up ds properly, but >> changing the testb line to >> >> testb $(1<<6), %cs:BP_loadflags(%esi) >> >> should work. (Or perhaps a %ss: override would be better?) > > Yup, it does (%cs: prefix). Guys I have a fuzzy memory of reads and definitely writes through %cs not working, on some processor models. i386? If that hadn't been the case I would have used that form more to remove the dependencies before we reached lgdt in haed.S when I was in there years ago. Eric -- 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/