XO-4 not resuming after suspend

Martin Langhoff martin.langhoff at gmail.com
Fri Feb 1 10:59:50 EST 2013


Does it have an 8686 (loads libertas driver) or an 8787 (loads
mwifiex* drivers).

Does it get better if you blacklist the wlan drivers, ensuring they
don't get loaded? You won't have wlan, of course...

At this point, XO-4 with 8787 is very stable for us, so if it has
8787, your report is a surprise, and we should diagnose further.

If you have an 8686, we are hunting down some regressions which may
explain what you see -- Paul Fox is working on it right now.

cheers,


m

On Fri, Feb 1, 2013 at 8:03 AM, Emiliano Pastorino
<epastorino at plan.ceibal.edu.uy> wrote:
> I have an XO-4 B1, OFW Q7B14, EC Firmware 0.3.10, os28.
>
> It won't resume after suspend, but sometimes it does. I couldn't
> reproduce the bug, but it happens most of the time.
>
> Here's the last lines of serial output before suspending:
>
>> [ 1893.876075] pxa168fb_release GFX layer, fbi 0 opened 4 times ----
>> [ 1911.036158] PM: Syncing filesystems ... done.
>> [ 1911.043380] Freezing user space processes ... (elapsed 0.02 seconds)
>> done.
>> [ 1911.068796] Freezing remaining freezable tasks ... (elapsed 0.01
>> seconds) done.
>> [ 1911.091375] Suspending console(s) (use no_console_suspend to debug)
>
>
> No more messages after this, I've pressed every button, but nothing happens.
> I only see some output from EC serial port when power button is pressed.
>
> Anyone else seeing this?
>
> Thanks,
> Emiliano
>
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 martin.langhoff at gmail.com
 martin at laptop.org -- Software Architect - OLPC
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