From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756998AbYDOX0T (ORCPT ); Tue, 15 Apr 2008 19:26:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753181AbYDOX0G (ORCPT ); Tue, 15 Apr 2008 19:26:06 -0400 Received: from wa-out-1112.google.com ([209.85.146.182]:53023 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752992AbYDOX0E (ORCPT ); Tue, 15 Apr 2008 19:26:04 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:x-enigmail-version:content-type:content-transfer-encoding; b=lsr1Zl/Xha5gAK6LF8hLwVTsIvma3GgE9TUMRjEtaevu5iUQLw1/fBRIfnPBINM8OopAX7GZ1gapAhYY/hIBmn4AlasRXBRUXuJZo5L1nzEKKXFtCX/7gE1bCfmclsxz2xPZo6sG+06dQI74URtvdFA3z0UadWgsKwbmQZOE2Eg= Message-ID: <48053985.8080702@gmail.com> Date: Wed, 16 Apr 2008 08:25:57 +0900 From: Tejun Heo User-Agent: Thunderbird 2.0.0.12 (X11/20080226) MIME-Version: 1.0 To: Alan Cox CC: Lennart Sorensen , Frans Pop , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, Bartlomiej Zolnierkiewicz Subject: Re: No IDE drivers loaded for Toshiba Satellite 320 CDS References: <200804021524.27222.elendil@planet.nl> <200804021820.04610.elendil@planet.nl> <20080402194938.GI24237@csclub.uwaterloo.ca> <200804031947.07674.elendil@planet.nl> <48017248.4030600@gmail.com> <20080414134734.GB7385@csclub.uwaterloo.ca> <20080414145302.4239b0b9@core> <480414E6.2090205@gmail.com> <20080415110419.785a75ee@core> In-Reply-To: <20080415110419.785a75ee@core> X-Enigmail-Version: 0.95.6 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Alan Cox wrote: >> Always loading generic or ata_generic used to be safe. It's still >> pretty safe but not as much as before. Nowadays, there are good number > > ata_generic is always safe unless you force it to grab every class > device. By default it grabs only those devices we know obey the class > interface well enough and for which we have no proper driver (usually > because there are no documents). Ditto for ide/pci/generic. > > The trickier one is pata_legacy, which tries to be smart and knows about > the known exception so *should* always be safe. The old IDE legacy driver > lacks these smarts so in some cases will do the wrong thing even if > loaded last. Right, I was thinking about drivers/ide/ide-generic.c which just grabs every known legacy IO ports. This actually caused rather serious problems on some ATI controllers under certain configurations. :-( -- tejun