Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 20 Dec 2001 17:44:50 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 20 Dec 2001 17:44:41 -0500 Received: from mail.xmailserver.org ([208.129.208.52]:36100 "EHLO mail.xmailserver.org") by vger.kernel.org with ESMTP id ; Thu, 20 Dec 2001 17:44:29 -0500 Date: Thu, 20 Dec 2001 14:47:27 -0800 (PST) From: Davide Libenzi X-X-Sender: davide@blue1.dev.mcafeelabs.com To: Alex cc: lkml Subject: Re: Slight optimizations to entry.S patch In-Reply-To: <20011220223221.GA17913@morgoth.mit.edu> Message-ID: 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 On Thu, 20 Dec 2001, Alex wrote: > Hi, > I was familiarizing (or trying to) myself with the i386 architecture code, > and saw a few possible optimizations. I think they can save a few cycles (not > that many). Can someone comment? Are the changes worthwhile? The first page of your x86 book starts talking about read-after-write pipeline stall ? Damn what a book :) - Davide - 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/