From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [PATCH #upstream-fixes] libata: blacklist Seagate drives which time out FLUSH_CACHE when used with NCQ Date: Mon, 01 Dec 2008 14:24:15 -0500 Message-ID: <493439DF.7030304@garzik.org> References: <492E23E0.2090800@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from srv5.dvmed.net ([207.36.208.214]:58972 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752315AbYLATYT (ORCPT ); Mon, 1 Dec 2008 14:24:19 -0500 In-Reply-To: <492E23E0.2090800@kernel.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tejun Heo Cc: IDE/ATA development list , stable@kernel.org Tejun Heo wrote: > Some recent Seagate harddrives have firmware bug which causes FLUSH > CACHE to timeout under certain circumstances if NCQ is being used. > This can be worked around by disabling NCQ and fixed by updating the > firmware. Implement ATA_HORKAGE_FIRMWARE_UPDATE and blacklist these > devices. > > The wiki page has been updated to contain information on this issue. > > http://ata.wiki.kernel.org/index.php/Known_issues > > Signed-off-by: Tejun Heo > --- > drivers/ata/libata-core.c | 21 +++++++++++++++++++++ > include/linux/libata.h | 1 + applied