Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756645AbYJMHEa (ORCPT ); Mon, 13 Oct 2008 03:04:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754522AbYJMHET (ORCPT ); Mon, 13 Oct 2008 03:04:19 -0400 Received: from aun.it.uu.se ([130.238.12.36]:56080 "EHLO aun.it.uu.se" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753379AbYJMHES (ORCPT ); Mon, 13 Oct 2008 03:04:18 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <18674.62170.845285.407281@harpo.it.uu.se> Date: Mon, 13 Oct 2008 09:03:54 +0200 From: Mikael Pettersson To: Tejun Heo Cc: Mikael Pettersson , Christian Mueller , Bruce Allen , Smartmontools Mailing List , LKML , IDE/ATA development list Subject: Re: [smartmontools-support] inactive SATA drives won't stay in standby or sleep, PATA models did. (fwd) In-Reply-To: <48F2D9A8.1030502@gmail.com> References: <48EBFE9B.9070503@gmail.com> <18674.4081.839329.116533@harpo.it.uu.se> <48F2D9A8.1030502@gmail.com> X-Mailer: VM 7.17 under Emacs 20.7.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1226 Lines: 26 Tejun Heo writes: > Mikael Pettersson wrote: > > - smartctl -n standby waking Linda's disks from standby is probably > > a disk firmware issue or a smartctl issue. I see no evidence that > > sata_promise is to blame for that. > > /me agrees. I think it's most likely a problem in the firmware. > > > - hardreset in sata_promise seems broken. I'll take a closer look > > at that in about a week's time (I'll be busy with other work the > > next couple of days). > > This looks like a rather serious problem, so please take a look at > this. Also, after the drive went down, does unplugging and replugging > the signal cable fix the problem, if not does doing the same thing > with the power cable make any difference? I couldn't bring the port back up with any combination of signal/power cable hotplugging. Even rmmod sata_promise; modprobe sata_promise failed to bring the port back up. Hence my suspicion that hardreset is borked or doesn't kick in. -- 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/