From owner-freebsd-current@FreeBSD.ORG  Tue Jan 16 22:06:41 2007
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
X-Original-To: freebsd-current@freebsd.org
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52])
	by hub.freebsd.org (Postfix) with ESMTP id A620316A4A7
	for <freebsd-current@freebsd.org>; Tue, 16 Jan 2007 22:06:41 +0000 (UTC)
	(envelope-from freebsd-current@m.gmane.org)
Received: from ciao.gmane.org (main.gmane.org [80.91.229.2])
	by mx1.freebsd.org (Postfix) with ESMTP id 35F7A13C4A6
	for <freebsd-current@freebsd.org>; Tue, 16 Jan 2007 22:06:41 +0000 (UTC)
	(envelope-from freebsd-current@m.gmane.org)
Received: from list by ciao.gmane.org with local (Exim 4.43)
	id 1H6wRn-0000cX-4B
	for freebsd-current@freebsd.org; Tue, 16 Jan 2007 23:06:27 +0100
Received: from 89-172-60-11.adsl.net.t-com.hr ([89.172.60.11])
	by main.gmane.org with esmtp (Gmexim 0.1 (Debian))
	id 1AlnuQ-0007hv-00
	for <freebsd-current@freebsd.org>; Tue, 16 Jan 2007 23:06:27 +0100
Received: from ivoras by 89-172-60-11.adsl.net.t-com.hr with local (Gmexim 0.1
	(Debian)) id 1AlnuQ-0007hv-00
	for <freebsd-current@freebsd.org>; Tue, 16 Jan 2007 23:06:27 +0100
X-Injected-Via-Gmane: http://gmane.org/
To: freebsd-current@freebsd.org
From: Ivan Voras <ivoras@fer.hr>
Date: Tue, 16 Jan 2007 23:09:30 +0100
Lines: 28
Message-ID: <eoji7s$cit$2@sea.gmane.org>
References: <3bbf2fe10607250813w8ff9e34pc505bf290e71758@mail.gmail.com>	<3bbf2fe10607250814m1a476f09p2d962dedc0c99be1@mail.gmail.com>	<200607251232.51230.jhb@freebsd.org>	<3bbf2fe10607251004wf94e238xb5ea7a31c973817f@mail.gmail.com>	<3bbf2fe10607261127p3f01a6c3w80027754f7d4e594@mail.gmail.com>	<3bbf2fe10607281004o6727e976h19ee7e054876f914@mail.gmail.com>	<3bbf2fe10701160851r79b04464m2cbdbb7f644b22b6@mail.gmail.com>	<20070116154258.568e1aaf@pleiades.nextvenue.com>
	<b1fa29170701161355lc021b90o35fa5f9acb5749d@mail.gmail.com>
Mime-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha1;
	protocol="application/pgp-signature";
	boundary="------------enig85FA9D62F9B27DE831EA7659"
X-Complaints-To: usenet@sea.gmane.org
X-Gmane-NNTP-Posting-Host: 89-172-60-11.adsl.net.t-com.hr
User-Agent: Thunderbird 1.5.0.9 (Windows/20061207)
In-Reply-To: <b1fa29170701161355lc021b90o35fa5f9acb5749d@mail.gmail.com>
X-Enigmail-Version: 0.94.1.2
Sender: news <news@sea.gmane.org>
Cc: freebsd-arch@freebsd.org
Subject: Re: [PATCH] Mantaining turnstile aligned to 128 bytes in i386 CPUs
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 16 Jan 2007 22:06:41 -0000

This is an OpenPGP/MIME signed message (RFC 2440 and 3156)
--------------enig85FA9D62F9B27DE831EA7659
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

Kip Macy wrote:
> x86 pre-P4 had 32-byte cache lines. Thus older processors will not bene=
fit.

But it does seem to hurt the performance a bit - maybe it's time to add
another CPU option like I586_CPU and I686_CPU?


--------------enig85FA9D62F9B27DE831EA7659
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.4 (MingW32)
Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org

iD8DBQFFrU0nldnAQVacBcgRAuLyAKCfLnGOu+7S5pEpSSIjtGpF6x1DVQCeMbPo
WTFiYzs6fOJ9bD1ucl3MoXA=
=cJl2
-----END PGP SIGNATURE-----

--------------enig85FA9D62F9B27DE831EA7659--