Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S272525AbTGaPX5 (ORCPT ); Thu, 31 Jul 2003 11:23:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S272501AbTGaPXs (ORCPT ); Thu, 31 Jul 2003 11:23:48 -0400 Received: from willy.net1.nerim.net ([62.212.114.60]:65036 "EHLO www.home.local") by vger.kernel.org with ESMTP id S272543AbTGaPXL (ORCPT ); Thu, 31 Jul 2003 11:23:11 -0400 Date: Thu, 31 Jul 2003 17:23:03 +0200 From: Willy Tarreau To: Jamie Lokier Cc: Willy Tarreau , lkml Subject: Re: TSCs are a no-no on i386 Message-ID: <20030731152303.GA31556@alpha.home.local> References: <20030730135623.GA1873@lug-owl.de> <20030730181006.GB21734@fs.tum.de> <20030730183033.GA970@matchmail.com> <20030730184529.GE21734@fs.tum.de> <1059595260.10447.6.camel@dhcp22.swansea.linux.org.uk> <20030730203318.GH1873@lug-owl.de> <20030731002230.GE22991@fs.tum.de> <20030731062252.GM1873@lug-owl.de> <20030731071719.GA26249@alpha.home.local> <20030731150758.GE6410@mail.jlokier.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030731150758.GE6410@mail.jlokier.co.uk> User-Agent: Mutt/1.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 835 Lines: 21 On Thu, Jul 31, 2003 at 04:07:58PM +0100, Jamie Lokier wrote: > Of course this is not a problem when "lock;cmpxchg" is used only for thread > synchronisation on uniprocessor 386s... The lock prefix is irrelevant then. This is exactly what it written in configure.help ;-) > Perhaps the emulation should refuse to pretend to work on an SMP 386 :) I've seen such a config once. In fact, it was a board with two i376 (the 386 equivalent which does protected mode only, no M86 nor real mode). But I never knew if they were connected to the same bus or totally independant. Cheers, Willy - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/