Re: [Intel-gfx] Interrupt latency on some 945GM platforms

From: Paolo Ornati
Date: Tue Sep 21 2010 - 14:26:17 EST


On Fri, 17 Sep 2010 15:50:43 +0300
Vasily Khoruzhick <anarsoul@xxxxxxxxx> wrote:

> > Vasily, can you try the qos workaround on your machine and see if it works
> > too?
> >
> > Thanks,
>
> Just give me a patch :)

Me too...

I've a laptop with 945GM (Asus x5dij) and with 2.6.32+ kernels I'm
having random, but not frequent, screen flickering problems (for some
reasons 2.6.31 works fine).

Problem goes away with "nohz=off".

I'll try with "processor.max_cstate=?" and see if that works too.

Bye,

--
Paolo Ornati
Linux 2.6.35.4 on x86_64
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