Re: geode-mfgpt: check IRQ before using MFGPT as clocksource

From: Jordan Crouse
Date: Fri Aug 15 2008 - 11:29:21 EST


On 15/08/08 17:11 +0200, Ingo Molnar wrote:
>
> * Jens Rottmann <JRottmann@xxxxxxxxxxxxxxxxxx> wrote:
>
> > Adds a simple IRQ autodetection to the AMD Geode MFGPT driver, and
> > more importantly, adds some checks, if IRQs can actually be received
> > on the chosen line. This fixes cases where MFGPT is selected as
> > clocksource though not producing any ticks, so the kernel simply
> > starves during boot.
>
> i've applied it to tip/x86/geode. Should it go into v2.6.27 via
> x86/urgent, or should wait for v2.6.28?

It fixes a real system hang for some folks, so 2.6.27 would be great
if you and Linus agree.

Thanks,
Jordan

--
Jordan Crouse
Systems Software Development Engineer
Advanced Micro Devices, Inc.

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