lkml.org 
[lkml]   [2007]   [Mar]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: SwSusp to disk doesn't work - Try 2
Milan Broz schrieb:
> Rafael J. Wysocki napsal(a):
>
>> On Sunday, 11 March 2007 19:08, Thomas Meyer wrote:
>>
>>> Suspend to disk doesn't work on my laptop.
>>>
>>> The suspend seems to hang while enabling the non-boot cpus again.
>>>
>>> with platform = "test" and state = "disk" i get this:
>>>
>
>
> Hi,
> I see the same problem - 2.6.21-rc3 with NO_HZ set (tickless),
> short printk trace
>
> enable_nonboot_cpus
> _cpu_up
> raw_notifier_callchain (CPU_UP_PREPARE)
> ...
> update_sched_domains
> detach_destroy_domains
> [waits here] --> synchronize_sched (==synchronize_rcu)
>
>

Maybe this helps:

Mar 11 20:03:56 [kernel] PM: Removing info for No Bus:msr1
Mar 11 20:03:56 [kernel] CPU1 is down
Mar 11 20:03:56 [kernel] swsusp debug: Waiting for 5 seconds.
Mar 11 20:03:56 [kernel] Enabling non-boot CPUs ...
Mar 11 20:03:56 [kernel] _cpu_up: before notifier CPU_UP_PREPARE.
Mar 11 20:03:56 [kernel] migration_call: Hi!
Mar 11 20:03:56 [kernel] rcu_cpu_notify: Hi!
Mar 11 20:03:56 [kernel] timer_cpu_notify: Hi!
Mar 11 20:03:56 [kernel] hrtimer_cpu_notify: Hi!
Mar 11 20:03:56 [kernel] cpu_callback: Hi!
Mar 11 20:03:56 [kernel] workqueue_cpu_callback: Hi!
Mar 11 20:03:56 [kernel] topology_cpu_callback: Hi!

Guess what? Hang!

Mar 11 20:03:56 [kernel] _cpu_up: after notifier CPU_UP_PREPARE.
Mar 11 20:03:56 [kernel] SMP alternatives: switching to SMP code
Mar 11 20:03:56 [kernel] Booting processor 1/1 eip 3000
Mar 11 20:03:56 [kernel] CPU 1 irqstacks, hard=c0388000 soft=c0386000
Mar 11 20:03:56 [kernel] Initializing CPU#1


I use NO_HZ, too. Will try without it.

With kind regards
thomas


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-03-11 20:23    [from the cache]
©2003-2011 Jasper Spaans