cvs commit: src/sys/amd64/amd64 identcpu.c src/sys/i386/i386
obrien at FreeBSD.org
Mon Oct 17 21:00:44 PDT 2005
On Mon, Oct 17, 2005 at 06:50:38PM -0400, Jung-uk Kim wrote:
> On Monday 17 October 2005 06:00 pm, Brooks Davis wrote:
> > I'm not sure that I care what dmesg says, but I do want an accurate
> > view of our topology presented by the system, not some arbitrary
> > and frankly meaningless CPU count. If nothing else I care because
> > the two cores share one memory controller. That may not be all
> > that noticable now for normal application, but I expect it will be
> > once we start seeing 4+ core CPUs. Telling the user the (somewhat
> > complicated) truth about their hardware is part of "doing it
> > right".
> I believe we have to implement ACPI SRAT (Static Resource Affinity
> Table) and SLIT (System Locality Information Table) to achieve this.
No kidding - I've said this many times and that this is an area I'm
working in. I've mentioned this to you before.
-- David (obrien at FreeBSD.org)
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