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From: Karl Pitrich <pit@root.at>
To: lgb@lgb.hu
Cc: linux-kernel@vger.kernel.org
Subject: Re: hyperthreading
Date: Tue, 25 Nov 2003 11:22:57 +0100	[thread overview]
Message-ID: <1069755776.2368.259.camel@warp.fabafsc.fabagl.fabasoft.com> (raw)
In-Reply-To: <20031125094419.GB339@vega.digitel2002.hu>

On Tue, 2003-11-25 at 10:44, Gábor Lénárt wrote:

> A somewhat stupid question from me, but I have no documentation about
> this topic, namely, how can I enable hyperthreading with 2.6.0 test
> kernels?

HT is normally enabled in the machine's bios.
at least on various IBM's.
if i enable HT in my bios, the kernel detects 4 cpu's, 2 otherwise.

/ karl


  parent reply	other threads:[~2003-11-25 10:23 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-11-25  9:44 hyperthreading Gábor Lénárt
2003-11-25  9:48 ` hyperthreading Emiliano 'AlberT' Gabrielli
2003-11-25 10:05   ` hyperthreading Gábor Lénárt
2003-11-25 10:16     ` hyperthreading Arjan van de Ven
2003-11-25 10:32     ` hyperthreading Måns Rullgård
2003-11-25 10:45       ` hyperthreading Mikael Pettersson
2003-11-29 13:29   ` hyperthreading Bill Davidsen
2003-12-01 10:53     ` hyperthreading Emiliano 'AlberT' Gabrielli
2003-11-25 10:22 ` Karl Pitrich [this message]
  -- strict thread matches above, loose matches on Subject: below --
2002-08-22 12:58 Hyperthreading Nir Soffer
2002-08-22 14:30 ` Hyperthreading Hugh Dickins
2002-08-22  9:15 Hyperthreading Marc Dietrich
2002-08-22 14:06 ` Hyperthreading Hugh Dickins
2002-08-22 14:36   ` Hyperthreading Marc Dietrich
2002-08-21 22:56 Hyperthreading Nakajima, Jun
2002-08-21 23:45 ` Hyperthreading Alan Cox
2002-08-21 11:32 Hyperthreading Reed, Timothy A
2002-08-21 13:48 ` Hyperthreading James Bourne
2002-08-21 17:33   ` Hyperthreading Hugh Dickins
2002-08-21 19:34     ` Hyperthreading James Bourne
2002-08-21 21:16       ` Hyperthreading Kelsey Hudson
2002-08-21 21:55         ` Hyperthreading Banai Zoltan
2002-08-22  8:05           ` Hyperthreading venom
2002-08-26 19:00           ` Hyperthreading Kelsey Hudson
2002-08-22  8:00         ` Hyperthreading venom
2002-08-23  7:28     ` Hyperthreading Gilad Ben-Yossef
2002-08-23  8:10       ` Hyperthreading Hugh Dickins
2002-08-23  8:27         ` Hyperthreading Alan Cox
2002-08-23  8:12       ` Hyperthreading venom
2002-04-18  1:52 Hyperthreading Holzrichter, Bruce
2002-04-17 20:34 Hyperthreading Holzrichter, Bruce
2002-04-17 22:48 ` Hyperthreading Martin J. Bligh
2002-04-18  1:21   ` Hyperthreading James Bourne
2002-04-17 20:02 SMP P4 APIC/interrupt balancing James Bourne
2002-04-17 21:10 ` Hyperthreading Martin J. Bligh
2002-04-17 20:15   ` Hyperthreading Robert Love
2002-04-17 20:23     ` Hyperthreading Dave Jones
2002-04-17 21:24     ` Hyperthreading Jeff V. Merkey
2002-04-17 20:25   ` Hyperthreading James Bourne
2002-04-17 21:26   ` Hyperthreading Jeff V. Merkey
2002-04-18  0:31     ` Hyperthreading Martin J. Bligh
2002-04-18  4:50       ` Hyperthreading Jeff V. Merkey
2002-04-17 22:12   ` Hyperthreading Alan Cox

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