From: Tejun Heo <htejun@gmail.com>
To: Mikael Pettersson <mikpe@it.uu.se>
Cc: Christian Mueller <Christian.Mueller@wdc.com>,
Bruce Allen <ballen@gravity.phys.uwm.edu>,
Smartmontools Mailing List
<smartmontools-support@lists.sourceforge.net>,
LKML <linux-kernel@vger.kernel.org>,
IDE/ATA development list <linux-ide@vger.kernel.org>
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 [thread overview]
Message-ID: <48F2F3E4.4030800@gmail.com> (raw)
In-Reply-To: <18674.62170.845285.407281@harpo.it.uu.se>
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
next prev parent reply other threads:[~2008-10-13 7:09 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <D73D40172004714D95D7A84AC3E68EC802282133@wdscexbe03.sc.wdc.com>
2008-10-08 0:28 ` [smartmontools-support] inactive SATA drives won't stay in standby or sleep, PATA models did. (fwd) Tejun Heo
2008-10-12 14:55 ` Mikael Pettersson
2008-10-13 5:16 ` Tejun Heo
2008-10-13 7:03 ` Mikael Pettersson
2008-10-13 7:08 ` Tejun Heo [this message]
2008-10-19 23:40 ` Mikael Pettersson
2008-10-21 4:18 ` Tejun Heo
2008-10-21 7:56 ` Mikael Pettersson
2008-10-21 9:02 ` Tejun Heo
2008-10-21 9:30 ` Mikael Pettersson
2008-10-21 7:59 ` Mikael Pettersson
2008-10-21 8:55 ` Tejun Heo
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