From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030183AbVI2Tk3 (ORCPT ); Thu, 29 Sep 2005 15:40:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964860AbVI2Tk3 (ORCPT ); Thu, 29 Sep 2005 15:40:29 -0400 Received: from prgy-npn1.prodigy.com ([207.115.54.37]:11524 "EHLO oddball.prodigy.com") by vger.kernel.org with ESMTP id S964857AbVI2Tk1 (ORCPT ); Thu, 29 Sep 2005 15:40:27 -0400 Message-ID: <433C4343.20205@tmr.com> Date: Thu, 29 Sep 2005 15:40:51 -0400 From: Bill Davidsen User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.11) Gecko/20050729 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Peter Zijlstra CC: linux-mm@kvack.org, Linux Kernel Mailing List Subject: Re: [PATCH 0/7] CART - an advanced page replacement policy References: <20050929180845.910895444@twins> In-Reply-To: <20050929180845.910895444@twins> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Peter Zijlstra wrote: > Multiple memory zone CART implementation for Linux. > An advanced page replacement policy. > > http://www.almaden.ibm.com/cs/people/dmodha/clockfast.pdf > (IBM does hold patent rights to the base algorithm ARC) Peter, this is a large patch, perhaps you could describe what configs benefit, how much, and what the right to use status of the patent might be. In other words, why would a reader of LKML put in this patch and try it? The description of how it works is clear, but the problem solved isn't. -- -bill davidsen (davidsen@tmr.com) "The secret to procrastination is to put things off until the last possible moment - but no longer" -me