From mboxrd@z Thu Jan 1 00:00:00 1970 From: Phillip Susi Subject: Re: libata: implement on-demand HPA unlocking Date: Fri, 11 Feb 2011 13:18:50 -0500 Message-ID: <4D557D8A.6050607@cfl.rr.com> References: <4D51A648.20707@cfl.rr.com> <20110209085935.GE6558@htj.dyndns.org> <4D52B0B3.40900@cfl.rr.com> <20110209153714.558133d7@lxorguk.ukuu.org.uk> <4D52ECB6.4010408@cfl.rr.com> <20110209214118.GA7196@atj.dyndns.org> <4D5332D2.5090701@cfl.rr.com> <4D534378.3050304@gmail.com> <20110210091325.GK3770@htj.dyndns.org> <4D54387F.3030809@cfl.rr.com> <20110210193124.321b7ad6@lxorguk.ukuu.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.123]:41003 "EHLO cdptpa-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757470Ab1BKSSw (ORCPT ); Fri, 11 Feb 2011 13:18:52 -0500 In-Reply-To: <20110210193124.321b7ad6@lxorguk.ukuu.org.uk> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Alan Cox Cc: Tejun Heo , Robert Hancock , Ben Hutchings , Jeff Garzik , IDE/ATA development list On 2/10/2011 2:31 PM, Alan Cox wrote: > If you start the smart stuff then it also sometimes locks when it > shouldn't with devastating results for non technical users. I'd say When? Is there any specific case you can think of? >>> Hotplugging and being able to move hard drives between different >>> machines, and in general behaving consistently across different >>> hardware configurations have way higher priority than trying to avoid >> >> Your auto unlock change seems to address that issue just fine. > > No - because the drive may not even have a partition table on the other > OS. Huh? Either the drive has a partition table or it doesn't. It does not matter which machine you plug it into or what another OS is doing.