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Date: Sat, 18 Sep 2010 19:42:45 +0300
From: Alexander Motin <mav@FreeBSD.org>
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Cc: FreeBSD-Current <freebsd-current@freebsd.org>
Subject: Re: One-shot timer broken on Xen
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Hi.

Bruce Cran wrote:
> I built a new kernel from HEAD on my Xen domU today and found that it
> hung after the following messages:
> 
> smist0: <SpeedStep SMI> on cpu0
> device_attach: smist0 attach returned 6
> Device configuration finished.
> procfs registered
> Timecounter "TSC" frequency 2000118476 Hz quality 800
> lapic: Divisor 2, Frequency 50001605 Hz
> 
> Setting kern.eventtimer.periodic to 1 allows the system to boot.

This doesn't tells much. What event timers found by the system there and
what of them was used?

Looking on kern.eventtimer.periodic support, I assume you are using HVM?
PV kernel wasn't refactored yet, but I think it would be nice.

May be you could give me an access to some Xen machine?

-- 
Alexander Motin