From: Arjan van de Ven <arjan@infradead.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Lee Revell <rlrevell@joe-job.com>, Dave Jones <davej@redhat.com>,
Matt Mackall <mpm@selenic.com>, Andy Isaacson <adi@hexapodia.org>,
Andi Kleen <ak@muc.de>, "Richard F. Rebel" <rrebel@whenu.com>,
Gabor MICSKO <gmicsko@szintezis.hu>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
tytso@mit.edu
Subject: Re: Hyper-Threading Vulnerability
Date: Sun, 15 May 2005 22:48:27 +0200 [thread overview]
Message-ID: <1116190107.6270.34.camel@laptopd505.fenrus.org> (raw)
In-Reply-To: <1116189693.17990.1.camel@localhost.localdomain>
On Sun, 2005-05-15 at 21:41 +0100, Alan Cox wrote:
> On Sul, 2005-05-15 at 08:30, Arjan van de Ven wrote:
> > stop entirely.... (and that is also happening more and more and linux is
> > getting more agressive idle support (eg no timer tick and such patches)
> > which will trigger bios thresholds for this even more too.
>
> Cyrix did TSC stop on halt a long long time ago, back when it was worth
> the power difference.
With linux going to ACPI C2 mode more... tsc is defined to halt in C2...
next prev parent reply other threads:[~2005-05-15 20:48 UTC|newest]
Thread overview: 144+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-13 5:51 Hyper-Threading Vulnerability Gabor MICSKO
2005-05-13 12:47 ` Barry K. Nathan
2005-05-13 14:10 ` Jeff Garzik
2005-05-13 14:23 ` Daniel Jacobowitz
2005-05-13 14:32 ` Jeff Garzik
2005-05-13 17:13 ` Andy Isaacson
2005-05-13 18:30 ` Vadim Lobanov
2005-05-13 19:02 ` Andy Isaacson
2005-05-15 9:31 ` Adrian Bunk
2005-05-13 17:14 ` Gabor MICSKO
2005-05-13 20:23 ` Barry K. Nathan
2005-05-13 18:03 ` Andi Kleen
2005-05-13 18:34 ` Eric Rannaud
2005-05-13 18:35 ` Alan Cox
2005-05-13 18:49 ` Scott Robert Ladd
2005-05-13 19:08 ` Andi Kleen
2005-05-13 19:36 ` Grant Coady
2005-05-16 17:00 ` Linus Torvalds
2005-05-16 12:37 ` Tommy Reynolds
2005-05-18 19:07 ` Bill Davidsen
2005-05-13 18:38 ` Richard F. Rebel
2005-05-13 19:05 ` Andi Kleen
2005-05-13 21:26 ` Andy Isaacson
2005-05-13 21:59 ` Matt Mackall
2005-05-13 22:47 ` Alan Cox
2005-05-13 23:00 ` Lee Revell
2005-05-13 23:27 ` Dave Jones
2005-05-13 23:38 ` Lee Revell
2005-05-13 23:44 ` Dave Jones
2005-05-14 7:37 ` Lee Revell
2005-05-14 15:33 ` Andrea Arcangeli
2005-05-15 1:07 ` Christer Weinigel
2005-05-15 9:48 ` Andi Kleen
2005-05-14 15:23 ` Alan Cox
2005-05-14 15:45 ` andrea
2005-05-15 13:38 ` Mikulas Patocka
2005-05-16 7:06 ` andrea
2005-05-14 16:30 ` Lee Revell
2005-05-14 16:44 ` Arjan van de Ven
2005-05-14 17:56 ` Lee Revell
2005-05-14 18:01 ` Arjan van de Ven
2005-05-14 19:21 ` Lee Revell
2005-05-14 19:48 ` Arjan van de Ven
2005-05-14 23:40 ` Lee Revell
2005-05-15 7:30 ` Arjan van de Ven
2005-05-15 20:41 ` Alan Cox
2005-05-15 20:48 ` Arjan van de Ven [this message]
2005-05-15 21:10 ` Lee Revell
2005-05-15 22:55 ` Dave Jones
2005-05-15 23:10 ` Lee Revell
2005-05-16 7:25 ` Arjan van de Ven
2005-05-15 9:37 ` Andi Kleen
2005-05-15 3:19 ` dean gaudet
2005-05-15 10:01 ` Andi Kleen
2005-05-15 10:23 ` 2.6.4 timer and helper functions kernel
2005-05-19 0:38 ` George Anzinger
2005-05-15 9:33 ` Hyper-Threading Vulnerability Adrian Bunk
2005-05-14 17:04 ` Jindrich Makovicka
2005-05-14 18:27 ` Lee Revell
2005-05-15 9:58 ` Andi Kleen
2005-05-14 0:39 ` dean gaudet
2005-05-16 13:41 ` Andrea Arcangeli
2005-05-15 9:43 ` Andi Kleen
2005-05-15 18:42 ` David Schwartz
2005-05-15 18:56 ` Dr. David Alan Gilbert
2005-05-16 7:10 ` Eric W. Biederman
2005-05-16 11:04 ` Andi Kleen
2005-05-16 19:14 ` Eric W. Biederman
2005-05-16 20:05 ` Valdis.Kletnieks
2005-05-15 14:00 ` Mikulas Patocka
2005-05-15 14:26 ` Andi Kleen
2005-05-13 23:32 ` Paul Jakma
2005-05-14 16:29 ` Paul Jakma
2005-05-13 19:14 ` Jim Crilly
2005-05-13 20:18 ` Barry K. Nathan
2005-05-13 23:14 ` Jim Crilly
2005-05-13 19:16 ` Diego Calleja
2005-05-13 19:42 ` Frank Denis (Jedi/Sector One)
2005-05-15 9:54 ` Andi Kleen
2005-05-15 13:51 ` Mikulas Patocka
2005-05-15 14:12 ` Andi Kleen
2005-05-15 14:21 ` Mikulas Patocka
2005-05-15 14:52 ` Tomasz Torcz
2005-05-15 15:00 ` Disk write cache (Was: Hyper-Threading Vulnerability) Mikulas Patocka
2005-05-15 15:21 ` Gene Heskett
2005-05-15 15:29 ` Jeff Garzik
2005-05-15 16:27 ` Disk write cache Kenichi Okuyama
2005-05-15 16:43 ` Jeff Garzik
2005-05-15 16:50 ` Kyle Moffett
2005-05-15 16:56 ` Andi Kleen
2005-05-15 20:44 ` Andrew Morton
2005-05-15 23:31 ` Cache based insecurity/CPU cache/Disk Cache Tradeoffs Brian O'Mahoney
2005-05-15 16:58 ` Disk write cache Mikulas Patocka
2005-05-15 17:20 ` Kenichi Okuyama
2005-05-16 11:02 ` Linux does not care for data integrity (was: Disk write cache) Matthias Andree
2005-05-16 11:12 ` Arjan van de Ven
2005-05-16 11:29 ` Matthias Andree
2005-05-16 14:02 ` Arjan van de Ven
2005-05-16 14:48 ` Matthias Andree
2005-05-16 15:06 ` Alan Cox
2005-05-16 15:40 ` Matthias Andree
2005-05-16 18:04 ` Alan Cox
2005-05-16 19:11 ` Linux does not care for data integrity Florian Weimer
2005-05-29 21:02 ` Linux does not care for data integrity (was: Disk write cache) Greg Stark
2005-05-29 21:16 ` Matthias Andree
2005-05-30 6:04 ` Greg Stark
2005-05-30 8:21 ` Matthias Andree
2005-06-01 19:02 ` Linux does not care for data integrity Bill Davidsen
2005-06-01 22:02 ` Matthias Andree
2005-06-02 0:12 ` Bill Davidsen
2005-06-02 0:36 ` Jeff Garzik
2005-06-02 1:37 ` Bill Davidsen
2005-06-02 1:54 ` Jeff Garzik
2005-06-02 8:53 ` Helge Hafting
2005-06-02 12:00 ` Bill Davidsen
2005-06-02 13:33 ` Lennart Sorensen
2005-06-04 13:37 ` Bill Davidsen
2005-06-04 15:31 ` Bernd Eckenfels
2005-05-16 14:57 ` Linux does not care for data integrity (was: Disk write cache) Alan Cox
2005-05-16 13:48 ` Linux does not care for data integrity Mark Lord
2005-05-16 14:59 ` Matthias Andree
2005-05-16 1:56 ` Disk write cache (Was: Hyper-Threading Vulnerability) Gene Heskett
2005-05-16 2:11 ` Jeff Garzik
2005-05-16 2:24 ` Mikulas Patocka
2005-05-16 3:05 ` Gene Heskett
2005-05-16 2:32 ` Mark Lord
2005-05-16 3:08 ` Gene Heskett
2005-05-16 13:44 ` Mark Lord
2005-05-18 4:03 ` Eric D. Mudama
2005-05-15 16:24 ` Mikulas Patocka
2005-05-16 11:18 ` Matthias Andree
2005-05-16 14:33 ` Jeff Garzik
2005-05-16 15:26 ` Richard B. Johnson
2005-05-16 16:00 ` [OT] drive behavior on power-off (was: Disk write cache) Matthias Andree
2005-05-16 18:11 ` Disk write cache (Was: Hyper-Threading Vulnerability) Valdis.Kletnieks
2005-05-16 14:54 ` Alan Cox
2005-05-17 13:15 ` Bill Davidsen
2005-05-17 21:41 ` Kyle Moffett
2005-05-18 4:06 ` Eric D. Mudama
2005-05-15 21:38 ` Tomasz Torcz
2005-05-16 14:50 ` Alan Cox
2005-05-15 15:00 ` Hyper-Threading Vulnerability Arjan van de Ven
2005-05-13 22:51 linux
2005-05-14 8:03 ` Arjan van de Ven
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