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

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Message-ID: <4D76AB38.2070906@gmail.com>
Date:	Tue, 08 Mar 2011 23:18:32 +0100
From:	Jiri Slaby <jirislaby@...il.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
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 03/08/2011 11:16 PM, Rafael J. Wysocki wrote:
> 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.

I don't use hibernation at all. This is a desktop -- suspending to S3.

-- 
js
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