From owner-freebsd-acpi@FreeBSD.ORG  Mon May 11 12:22:10 2009
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Date: Mon, 11 May 2009 15:22:00 +0300
From: Alexander Motin <mav@FreeBSD.org>
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To: Tim Kientzle <kientzle@freebsd.org>
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Cc: FreeBSD acpi <freebsd-acpi@freebsd.org>,
	FreeBSD-Current <freebsd-current@freebsd.org>, freebsd-mobile@freebsd.org
Subject: Re: Fighting for the power.
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Tim Kientzle wrote:
> I started to try the "hint.apic.0.clock", but noticed
> in your commit r191720:
> Alexander Motin wrote:
>> Add hint.apic.0.clock tunable. Setting it 0 disables using
>> LAPIC timers as hard-/stat-/profclock sources falling back
>> to using i8254 and rtc timers.
>> ...
>> This technique is not working for SMP yet, as only one CPU
>> receives timer interrupts. But I think that problem could
>> be fixed by forwarding interrupts to other CPUs with IPI.
> 
> Is anyone looking at this yet?

I have implemented SMP support for i386 and amd64 in some of my later 
commits.

-- 
Alexander Motin