Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932133AbVJCDZT (ORCPT ); Sun, 2 Oct 2005 23:25:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932134AbVJCDZT (ORCPT ); Sun, 2 Oct 2005 23:25:19 -0400 Received: from mx1.redhat.com ([66.187.233.31]:12776 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S932133AbVJCDZQ (ORCPT ); Sun, 2 Oct 2005 23:25:16 -0400 Date: Sun, 2 Oct 2005 23:25:12 -0400 (EDT) From: Rik van Riel X-X-Sender: riel@cuia.boston.redhat.com To: Valdis.Kletnieks@vt.edu cc: Luke Kenneth Casson Leighton , Vadim Lobanov , linux-kernel@vger.kernel.org Subject: Re: what's next for the linux kernel? In-Reply-To: <200510030255.j932toIK012248@turing-police.cc.vt.edu> Message-ID: References: <20051002204703.GG6290@lkcl.net> <20051002230545.GI6290@lkcl.net> <20051003005400.GM6290@lkcl.net> <200510030255.j932toIK012248@turing-police.cc.vt.edu> 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: 778 Lines: 19 On Sun, 2 Oct 2005, Valdis.Kletnieks@vt.edu wrote: > OK.. I'll bite. How do you find the 5th or 6th entry in the linked > list, when only the first entry is in cache, in a single cycle, when a > cache line miss is more than a single cycle penalty, and you have > several "These are not the droids you're looking for" checks and go on > to the next entry - and do it in one clock cycle? A nice saying from the last decade comes to mind: "If you can do all that in one cycle, your cycles are too long." -- All Rights Reversed - 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/