From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg KH Subject: Re: [stable] [PATCH #upstream-fixes] ahci: disable 64bit DMA by default on SB600s Date: Fri, 9 Oct 2009 15:02:48 -0700 Message-ID: <20091009220248.GA28123@kroah.com> References: <4AC71901.6010005@kernel.org> <4ACAC646.9050606@garzik.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from kroah.org ([198.145.64.141]:58859 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934424AbZJIWWi (ORCPT ); Fri, 9 Oct 2009 18:22:38 -0400 Content-Disposition: inline In-Reply-To: <4ACAC646.9050606@garzik.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Jeff Garzik Cc: Tejun Heo , IDE/ATA development list , balducci@units.it, Shane Huang , stable@kernel.org, maierp@informatik.tu-muenchen.de On Tue, Oct 06, 2009 at 12:23:34AM -0400, Jeff Garzik wrote: > On 10/03/2009 05:27 AM, Tejun Heo wrote: > > Till now only one board, ASUS M2A-VM, can do 64bit dma with recent > > BIOSen. Enabling 64bit DMA by default already broke three boards. > > Enabling 64bit DMA isn't worth these regressions. Disable 64bit DMA > > by default and enable it only on boards which are known to work. > > > > Signed-off-by: Tejun Heo > > Reported-by: Gabriele Balducci > > Reported-by: maierp@informatik.tu-muenchen.de > > Cc: Shane Huang > > Cc: stable@kernel.org > > --- > > drivers/ata/ahci.c | 60 +++++++++++++++++------------------------------------ > > 1 file changed, 20 insertions(+), 40 deletions(-) > > applied This doesn't apply to the 2.6.31-stable tree. Tejun, could you respin this for the stable release, if you feel it needs to be there? thanks, greg k-h