Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750885AbVJJQQj (ORCPT ); Mon, 10 Oct 2005 12:16:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750886AbVJJQQj (ORCPT ); Mon, 10 Oct 2005 12:16:39 -0400 Received: from [218.22.21.1] ([218.22.21.1]:36840 "EHLO mx1.ustc.edu.cn") by vger.kernel.org with ESMTP id S1750882AbVJJQQi (ORCPT ); Mon, 10 Oct 2005 12:16:38 -0400 Date: Tue, 11 Oct 2005 00:20:04 +0800 From: WU Fengguang To: linux-kernel@vger.kernel.org Cc: Rik van Riel Subject: Re: [RFC] use radix_tree for non-resident page tracking Message-ID: <20051010162004.GA7958@mail.ustc.edu.cn> Mail-Followup-To: WU Fengguang , linux-kernel@vger.kernel.org, Rik van Riel References: <20051010130705.GA5026@mail.ustc.edu.cn> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 673 Lines: 19 On Mon, Oct 10, 2005 at 10:00:30AM -0400, Rik van Riel wrote: > How are you going to get the inter-reference distance > this way? > > I do not see how the radix tree provides you with the > refault distance, which is needed to estimate the > inter-reference distance. How about taking down the current sum of `pgfree' in the slot? -- WU Fengguang Dept. of Automation University of Science and Technology of China Hefei, Anhui - 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/