Re: [2.6.25-rc1] System no longer powers off after shutdown

Greg KH
2008-02-15T21:06:52Z

On Fri, Feb 15, 2008 at 04:52:18PM +0800, Jeff Chua wrote:
> On Fri, Feb 15, 2008 at 2:59 PM, Greg KH <gregkh@suse.de> wrote:
> > I swear someone else sent this in, but my archives don't show it at all.
> > I think the patch below should solve this, but I need someone to test it.
>
> I tested but it doesn't fix the problem for me. May be my problem is
> different ... as my X60s just doesn't power-off on suspend-to-disk.
>
> My .config says ...
> # CONFIG_CPU_FREQ is not set
> # CONFIG_CPU_IDLE is not set
>
>
> On Wed, Feb 13, 2008 at 3:54 PM, Andrew Morton
> <akpm@linux-foundation.org> wrote:
> > due to softlockup changes, and setting CONFIG_DETECT_SOFTLOCKUP=n ...
>
> Also, I've tried CONFIG_DETECT_SOFTLOCKUP=n, but this doesn't fix it either.

Ok, this looks to be something else.

> Here's the last dmesg after suspend-to-disk and hang there...
>
> CPU 1 is now offline
> SMP alternatives: switching to UP code
> PM: Syncing filesystems ... done.
> Freezing user space processes ... (elapsed 0.00 seconds) done.
> Freezing remaining freezable tasks ... (elapsed 0.00 seconds) done.
> PM: Shrinking memory... ^H-^Hdone (0 pages freed)
> PM: Freed 0 kbytes in 0.10 seconds (0.00 MB/s)
> ACPI: Preparing to enter system sleep state S4
> Suspending console(s)
>
> [ ... it just hangs here ... press power-switch does the job, and
> system is able to resume upon powering on ]

Wait, this is a suspend-to-disk issue. Totally different than the "will
not power off" issue.

Can you start a new thread on this, and add the suspend people to it?

thanks,

greg k-h