From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752595AbYCIFOx (ORCPT ); Sun, 9 Mar 2008 00:14:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751020AbYCIFOn (ORCPT ); Sun, 9 Mar 2008 00:14:43 -0500 Received: from rv-out-0910.google.com ([209.85.198.187]:61803 "EHLO rv-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750984AbYCIFOm (ORCPT ); Sun, 9 Mar 2008 00:14:42 -0500 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=wdOrVqfrsJ54gu39d05FKFME5YEhoJPqH8Lb1/Ed6UdtEz9LTDwOE46W2IKiXBwL9Z0wQZGW6DgF1KYr6XVs276g+61dGViAquibdcApEDmKFZ3z6nc9JKu+JaHnoLRHu7uSlZgc+M7hgGpGoleZQ5trJrzmLAM0JM+hFin99Hc= Message-ID: <47D3723B.3040700@gmail.com> Date: Sun, 09 Mar 2008 14:14:35 +0900 From: Tejun Heo User-Agent: Thunderbird 2.0.0.9 (X11/20070801) MIME-Version: 1.0 To: Guennadi Liakhovetski CC: Alan Cox , linux-kernel@vger.kernel.org, Jeff Garzik , linux-ide@vger.kernel.org Subject: Re: Unknown SATA PIIX PCI device ID 0x29b6 References: <20080228225603.2764bfd1@core> <47CFADDF.20200@gmail.com> <47D0C9E6.8090301@gmail.com> In-Reply-To: X-Enigmail-Version: 0.95.5 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Guennadi Liakhovetski wrote: > On Fri, 7 Mar 2008, Tejun Heo wrote: > >>> Looks like almost a minute to me? On another occurence I see about 1.5 >>> minutes, then "port is slow to respond, please be patient (Status 0x80)" >>> has been repeated 3 times. On cold-plug also 3 times, I think, about the >>> same time then (time is not updated in the log). >> I see. Does the attached patch make any difference? > > diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c > index 4fbcce7..abebdcc 100644 > --- a/drivers/ata/libata-core.c > +++ b/drivers/ata/libata-core.c > @@ -6712,6 +6712,7 @@ int sata_link_init_spd(struct ata_link *link) > spd = (scontrol >> 4) & 0xf; > if (spd) > link->hw_sata_spd_limit &= (1 << spd) - 1; > + link->hw_sata_spd_limit = 1; > > ata_force_spd_limit(link); > > Hm, this would force 1.5Gbps on all ports and devices, right? Cannot I > just boot with "libata.force=4:1.5Gbps"? Yeap, you can do that. Wasn't sure you were using .25-rc or .24. Thanks. -- tejun