From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: 2.6.32 seemed to have broken nVidia MCP7A sata controller Date: Sat, 19 Dec 2009 17:55:18 -0500 Message-ID: <4B2D59D6.30008@garzik.org> References: <7c8826910912182213o2e0e8af7ic305f150c52e0618@mail.gmail.com> <4B2C80DD.9080005@garzik.org> <4B2D1CF3.4070106@gmail.com> <7c8826910912191437k4e1d93bap12874a6d6e0046d3@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-yw0-f182.google.com ([209.85.211.182]:33930 "EHLO mail-yw0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753536AbZLSWzV (ORCPT ); Sat, 19 Dec 2009 17:55:21 -0500 In-Reply-To: <7c8826910912191437k4e1d93bap12874a6d6e0046d3@mail.gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Mike Cui Cc: Robert Hancock , linux-ide@vger.kernel.org, LKML On 12/19/2009 05:37 PM, Mike Cui wrote: > Thanks, changing that one line fixed it. I can try to find an intel > motherboard sometime next week to see if it's the drive or the > controller. > > On Sat, Dec 19, 2009 at 10:35 AM, Robert Hancock wrote: >> Mike, can you try and revert that patch, or else just change this line in >> drivers/ata/ahci.c: >> >> pi.flags |= ATA_FLAG_NCQ | ATA_FLAG_FPDMA_AA; >> >> to >> >> pi.flags |= ATA_FLAG_NCQ; >> >> and rebuild and see if it works better? Thanks for that confirmation. And yeah, it would definitely help if we can narrow that down to either the drive or the controller. Jeff