From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Andi Kleen <ak@suse.de>
Cc: Ingo Oeser <ingo.oeser@informatik.tu-chemnitz.de>,
Jamie Lokier <jamie@shareable.org>,
Dave Jones <davej@codemonkey.org.uk>,
"Martin J. Bligh" <mbligh@aracnet.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [Bug 350] New: i386 context switch very slow compared to 2.4 due to wrmsr (performance)
Date: 13 Feb 2003 02:42:07 +0000 [thread overview]
Message-ID: <1045104126.3502.59.camel@irongate.swansea.linux.org.uk> (raw)
In-Reply-To: <20030212181848.GA11114@wotan.suse.de>
On Wed, 2003-02-12 at 18:18, Andi Kleen wrote:
> > So what about making it a CONFIG_XXX option? The few dosemu users
> > could then configure it in.
>
> Doesn't help for precompiled distribution kernels, which is what the majority
> of linux users run these days.
XFree86 makes significant use of it, and its software x86 emulator isn't up to
replacing it on many cards (eg my C&T only works with vm86 not the emulator).
Obviously on x864-64 you have little choice, but for x86-32 its somewhat
relevant.
next prev parent reply other threads:[~2003-02-13 1:32 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-12 1:35 Martin J. Bligh
2003-02-12 2:59 ` Dave Jones
2003-02-12 4:21 ` Jamie Lokier
2003-02-12 5:49 ` Linus Torvalds
2003-02-12 10:12 ` Jamie Lokier
2003-03-10 3:07 ` Linus Torvalds
2003-03-10 11:06 ` Andi Kleen
2003-03-10 18:33 ` Linus Torvalds
2003-03-10 22:44 ` Linus Torvalds
2003-02-12 12:54 ` Dave Jones
2003-02-12 7:50 ` Andi Kleen
2003-02-12 10:27 ` Jamie Lokier
2003-02-12 10:45 ` Andi Kleen
2003-02-12 17:52 ` Ingo Oeser
2003-02-12 18:13 ` Dave Jones
2003-02-12 18:18 ` Andi Kleen
2003-02-13 2:42 ` Alan Cox [this message]
2003-02-13 5:17 ` Eric W. Biederman
2003-02-13 18:07 ` Andi Kleen
2003-02-14 0:14 ` [discuss] " Peter Tattam
2003-02-14 1:29 ` Andi Kleen
2003-02-14 1:51 ` Eric Northup
2003-02-14 2:01 ` Peter Tattam
2003-02-14 4:07 ` Thomas J. Merritt
2003-02-14 9:38 ` Peter Finderup Lund
2003-02-14 8:27 ` Eric W. Biederman
2003-03-19 1:22 ` Rob Landley
2003-02-12 4:18 ` Jamie Lokier
2003-02-12 5:54 ` Linus Torvalds
2003-02-12 10:18 ` Jamie Lokier
2003-02-12 17:24 ` Linus Torvalds
2003-03-18 15:24 ` Kevin Pedretti
2003-03-18 16:41 ` Linus Torvalds
2003-03-18 18:30 ` Brian Gerst
2003-03-18 19:14 ` Thomas Molina
2003-03-18 19:21 ` Linus Torvalds
2003-03-18 20:03 ` Thomas Schlichter
2003-03-18 20:24 ` Steven Cole
2003-03-19 0:42 ` H. Peter Anvin
2003-03-19 2:22 ` george anzinger
[not found] <20030318165013$55f4@gated-at.bofh.it>
[not found] ` <20030318184010$6448@gated-at.bofh.it>
2003-03-18 20:19 ` Pascal Schmidt
2003-03-19 9:55 Ph. Marek
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