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Date:      Sat, 1 Feb 2020 06:31:41 -0800
From:      David Wolfskill <david@catwhisker.org>
To:        Slawa Olhovchenkov <slw@zxy.spb.ru>
Cc:        freebsd-hackers@freebsd.org
Subject:   Re: HT detetct
Message-ID:  <20200201143141.GL1270@albert.catwhisker.org>
In-Reply-To: <20200201142613.GA8028@zxy.spb.ru>
References:  <20200201142613.GA8028@zxy.spb.ru>

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On Sat, Feb 01, 2020 at 05:26:14PM +0300, Slawa Olhovchenkov wrote:
> No other way to detect HT CPU but from kvm get cpu_apic_ids and from
> kvm get cpu_present[] and check .cpu_hyperthread?
> ....

Not sure what context you have here (driver? shell script? other?).

But the output of "sysctl kern.smp.threads_per_core" may be of interest
or use in some of those contexts.

Peace,
david
--=20
David H. Wolfskill				david@catwhisker.org
McConnell's Senators are covering up their whitewash of Trump's malfeasance.

See http://www.catwhisker.org/~david/publickey.gpg for my public key.

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