Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S318821AbUKBF2D (ORCPT ); Tue, 2 Nov 2004 00:28:03 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S318823AbUKBF2D (ORCPT ); Tue, 2 Nov 2004 00:28:03 -0500 Received: from fw.osdl.org ([65.172.181.6]:51675 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S274793AbUKAW04 (ORCPT ); Mon, 1 Nov 2004 17:26:56 -0500 Date: Mon, 1 Nov 2004 14:26:39 -0800 (PST) From: Linus Torvalds To: linux-os@analogic.com cc: dean gaudet , Andreas Steinmetz , Kernel Mailing List , Richard Henderson , Andi Kleen , Andrew Morton , Jan Hubicka Subject: Re: Semaphore assembly-code bug In-Reply-To: Message-ID: References: <417550FB.8020404@drdos.com> <1098218286.8675.82.camel@mentorng.gurulabs.com> <41757478.4090402@drdos.com> <20041020034524.GD10638@michonline.com> <1098245904.23628.84.camel@krustophenia.net> <1098247307.23628.91.camel@krustophenia.net> <41826A7E.6020801@domdv.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 862 Lines: 26 On Mon, 1 Nov 2004, linux-os wrote: > > You just don't get it. I, too, can make a so-called bench-mark > that will "prove" something that's so incredibly invalid that > it shouldn't even deserve an answer. *Plonk* You've just shown that not only do you ignore well-educated people who tell you why pipelines can have trouble with "lea", you also ignore hard numbers. Your total focus on a cached memory access as being somehow more expensive than anything else going in the CPU pipeline is sad. But hey, I've run out of ways to show you wrong. If you believe the world is flat, that's your problem. Linus - 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/