linux-kernel - re: pdc202xx_old+suspend+smartctl -> hard lockup

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Message-ID: <BAY105-F38AC388809CE93294ABBE2A3E90@phx.gbl>
Date:	Wed, 15 Nov 2006 21:02:21 -0500
From:	"Tobias Oed" <tobiasoed@...mail.com>
To:	linux-kernel@...r.kernel.org
Cc:	alan@...rguk.ukuu.org.uk, B.Zolnierkiewicz@...a.pw.edu.pl,
	pavel@....cz
Subject: re: pdc202xx_old+suspend+smartctl -> hard lockup

> >Hi!
> >
> > > Hello, if I run
> > > smartctl -s on /dev/hde
> > > after suspending my machine to ram (echo mem > /sys/power/state), it 
> >locks
> > > up with nothing on serial console, and no sysrq.
> > > If I move hde to hdd, I don't have the problem, so I suspect the 
>problem
> > > comes from my (on board) pdc20265 ide controller and not the drive.
> > > This is a fc6 system running a vanilla 2.6.18 kernel (the fc kernels 
> >have
> > > the same issue) and smartd disabled.
> >
> >Does suspend-to-disk work on same machine?
> >                                                                       
>Pavel
>
>Both suspend to disk and standby survive the smartctl -s on /dev/hde. It's 
>only after resuming from suspend to ram that smartctl will hang the box.
>Tobias.

Quick note to report that this problem is gone with 2.6.19-rc5
Thanks for a great kernel!
Tobias

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