From owner-freebsd-acpi@FreeBSD.ORG  Thu May 17 15:34:01 2012
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Date: Thu, 17 May 2012 18:33:56 +0300
From: Andriy Gapon <avg@FreeBSD.org>
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To: John Baldwin <jhb@FreeBSD.org>
References: <4FAF7343.8010808@cran.org.uk> <4FB3D351.6030804@FreeBSD.org>
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Cc: Bruce Cran <bruce@cran.org.uk>, freebsd-acpi@FreeBSD.org,
	freebsd-current <freebsd-current@FreeBSD.org>,
	Jung-uk Kim <jkim@FreeBSD.org>
Subject: Re: ACPI 'driver bug: Unable to set devclass'
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on 17/05/2012 17:05 John Baldwin said the following:
> On Wednesday, May 16, 2012 4:07:43 pm John Baldwin wrote:
>> Oh, whoops.  Actually, the right way to do this I think is bus_hint_device_unit()
>> (and/or, not make the unit number in cpuX mean anything at all, but use a separate
>> ivar to track what PCPU_GET(cpuid) a given cpuX device corresponds to).  I think
>> the last approach is really the right way to fix this.
> 
> I haven't been able to try this yet, but I have a first cut at
> www.freebsd.org/~jhb/patches/acpi_cpu.patch
> 

The patch has not been compile-tested? :)

-- 
Andriy Gapon