patch for topology detection of Intel CPUs

Andriy Gapon avg at
Mon Sep 6 16:33:26 UTC 2010

on 06/09/2010 19:22 Jeremy Chadwick said the following:
> On Mon, Sep 06, 2010 at 04:28:02PM +0300, Andriy Gapon wrote:
>> on 06/09/2010 16:12 Jeremy Chadwick said the following:
>>> Great, thanks!  I'll be testing this out on two separate systems, both
>>> RELENG_8:
>>> - Supermicro X7SBA     + Intel C2D E8400 (stepping 10)
>>> - Supermicro X7SBL-LN2 + Intel C2D E6600 (stepping 6)
>>> I'll make sure to provide what the topology looks like before and after.
>>> Is CPU-relevant dmesg output sufficient?
>> If you mean something like the below, then yes.  Thanks!
>> [...]
> All done.  Good news (I think): there's no difference in the CPU-related
> topology on either system with your patch, aside from kernel build date.
> The topologies are still detected correctly.  In case you want them:

Thanks a lot for the test!

[test results snipped]

> All other systems I have are C2D and C2Q-based, but I can't easily test
> on those given their production roles.  If there's a particular Intel
> processor family/model you're interested in, let me know and I can dig
> around to see if I have access to one.

No particular models in mind.
If you have systems with more complex topologies, like multiple physical packages
or HTT enabled, I will be interested in seeing test results for those.
Thanks again.
Andriy Gapon

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