Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754760AbXEAWpe (ORCPT ); Tue, 1 May 2007 18:45:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754770AbXEAWpe (ORCPT ); Tue, 1 May 2007 18:45:34 -0400 Received: from smtpauth02.prod.mesa1.secureserver.net ([64.202.165.182]:45780 "HELO smtpauth02.prod.mesa1.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754763AbXEAWpd (ORCPT ); Tue, 1 May 2007 18:45:33 -0400 Message-ID: <4637C30C.5000109@seclark.us> Date: Tue, 01 May 2007 18:45:32 -0400 From: Stephen Clark Reply-To: Stephen.Clark@seclark.us User-Agent: Mozilla/5.0 (X11; U; Linux 2.2.16-22smp i686; en-US; m18) Gecko/20010110 Netscape6/6.5 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Jesse Barnes CC: Jeff Garzik , Chuck Ebbert , linux-ide@vger.kernel.org, LKML Subject: Re: [git patches] libata updates References: <20070429161542.GA12501@havoc.gtf.org> <46364C04.4050208@garzik.org> <46364FFA.9050500@seclark.us> <200705011438.07499.jesse.barnes@intel.com> In-Reply-To: <200705011438.07499.jesse.barnes@intel.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1707 Lines: 60 Jesse Barnes wrote: >On Monday, April 30, 2007 1:22 pm Stephen Clark wrote: > > >>Please don't do this! >> >>Yeah the kernel will boot but the hd performance is sh*t on my >>laptop. I am running FC6 with >>kernel 2.6.21 and without the combined_mode setting my disk >>performance goes down to a >>whopping 1.25mb/sec from 44mb/sec when I boot with >>combined_mode=libata. It make my >>system unusable! >> >> > >So your performance is good when you add combined_mode=libata? I hope >so, because that's why I added it in the first place... > >However, Jeff's patch won't steal your performance as long as you make >sure you use the libata based drivers for everything. If you're >running Fedora I think the rawhide kernels are configured this way, but >the fc6 era kernels aren't. > >Jesse > > > I'm running fc6 but with kernel 2.6.21 from kernel.org - compiled with the .config file from fc6. My system is a asus laptop with an ich7 chipset which has both sata and pata controllers. My laptop only brings out the pata controller interface and both my hd and od are on the second channel of the pata. So can I configure out the old ide and just have ata_piix automatically control them both in 2.6.21? Thanks, Steve -- "They that give up essential liberty to obtain temporary safety, deserve neither liberty nor safety." (Ben Franklin) "The course of history shows that as a government grows, liberty decreases." (Thomas Jefferson) - 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/