linux-kernel - Re: [linux-pm] Resume hangs [was: mmotm 2010-12-02-16-34 uploaded]

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Message-Id: <201103082316.59901.rjw@sisk.pl>
Date:	Tue, 8 Mar 2011 23:16:59 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Jiri Slaby <jirislaby@...il.com>
Cc:	Alan Stern <stern@...land.harvard.edu>, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org,
	"Linux-pm mailing list" <linux-pm@...ts.linux-foundation.org>
Subject: Re: [linux-pm] Resume hangs [was: mmotm 2010-12-02-16-34 uploaded]

On Tuesday, March 08, 2011, Jiri Slaby wrote:
> On 03/08/2011 11:12 PM, Rafael J. Wysocki wrote:
> > On Tuesday, March 08, 2011, Jiri Slaby wrote:
> >> On 03/08/2011 08:25 PM, Rafael J. Wysocki wrote:
> >>> On Tuesday, March 08, 2011, Jiri Slaby wrote:
> >>>> On 02/22/2011 04:36 PM, Alan Stern wrote:
> >>>>> By the way, are you booting with no_console_suspend?  And do you do 
> >>>>> "echo 8 >/proc/sys/kernel/printk" (or equivalently, Alt-SysRq-8) before 
> >>>>> suspending?
> >>>>
> >>>> Unfortunately there are no messages at all.
> >>>>
> >>>> Rafael, this is a Factory with intel gfx (modesetting). Do pm-utils
> >>>> switch a console in such case? And if yes, to which one?
> >>>
> >>> pm-utils don't, but s2ram does, I'm not sure from the top of my head to
> >>> which one, though.
> >>>
> >>> If you use a KMS driver (I get you do), please just "chmod a-x /usr/sbin/s2ram".
> >>
> >> Yeah, I meant kernel modesetting, of course. Sorry for the confusion.
> >>
> >> I don't have /usr/sbin/s2ram.
> > 
> > Ah.  So it's gone from Factory?  Interesting.
> 
> I don't know, maybe it's in suspend package which I don't have installed.

Hm.  So you use the in-kernel hibernate code?

The one in the suspend package is generally faster.
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