From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: [smartmontools-support] inactive SATA drives won't stay in standby or sleep, PATA models did. (fwd) Date: Mon, 13 Oct 2008 16:08:20 +0900 Message-ID: <48F2F3E4.4030800@gmail.com> References: <48EBFE9B.9070503@gmail.com> <18674.4081.839329.116533@harpo.it.uu.se> <48F2D9A8.1030502@gmail.com> <18674.62170.845285.407281@harpo.it.uu.se> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from ti-out-0910.google.com ([209.85.142.188]:31527 "EHLO ti-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753247AbYJMHJw (ORCPT ); Mon, 13 Oct 2008 03:09:52 -0400 Received: by ti-out-0910.google.com with SMTP id b6so809306tic.23 for ; Mon, 13 Oct 2008 00:09:50 -0700 (PDT) In-Reply-To: <18674.62170.845285.407281@harpo.it.uu.se> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Mikael Pettersson Cc: Christian Mueller , Bruce Allen , Smartmontools Mailing List , LKML , IDE/ATA development list Mikael Pettersson wrote: > Tejun Heo writes: > > > - 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. Heh.. that rules out drive firmware stuck in wonderland. > 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. It looks like the controller requires harder or more proper kick in the ass to return to sane state. :-) -- tejun