QtMoko: how is long Power key press (=> shutdown/restart menu) handled?

Radek Polak psonek2 at seznam.cz
Wed Dec 5 13:45:17 CET 2012

On Wednesday, December 05, 2012 01:36:56 PM Neil Jerram wrote:

> I just discovered a bit more about the state where a long Power key press
> does not work.  My GTA04 was hot in my pocket even though it should have
> been suspended.  I looked at it and connected over SSH and found that:
> - it was not suspended
> - long Power key press did not work
> - top showed qpe constantly using around 95% CPU.
> Then:
> - strace on the qpe PID showed that it was continually reading fd 16, but
> not getting any data
> - /proc showed that fd16 was /dev/ttyHS3, i.e. the modem.
> This is all consistent with other recent occasions when I've noticed high
> CPU usage, or that the modem has stopped working, and I think also with
> two other UI symptoms:
> - scrolling stops being kinetic
> - when using the keyboard, the pressed key pops up but doesn't pop down
> again until I press the next key.

I have seen this state too...

> My guesses:
> - the recent kernel fix for invalid serial state notifications
> unfortunately isn't quite right, or isn't a complete fix.

I saw one modem dissappear even with the kernel fix, so the problem is still 
not completely solved - although it might work now better.



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