From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 7 May 2002 06:10:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 7 May 2002 06:10:36 -0400 Received: from e21.nc.us.ibm.com ([32.97.136.227]:61093 "EHLO e21.nc.us.ibm.com") by vger.kernel.org with ESMTP id ; Tue, 7 May 2002 06:10:36 -0400 Date: Tue, 7 May 2002 15:41:35 +0530 From: Suparna Bhattacharya To: Hugh Dickins Cc: Andrew Morton , "Eric W. Biederman" , linux-kernel@vger.kernel.org, marcelo@conectiva.com.br, linux-mm@kvack.org Subject: Re: [PATCH]Fix: Init page count for all pages during higher order allocs Message-ID: <20020507154135.A1722@in.ibm.com> Reply-To: suparna@in.ibm.com In-Reply-To: <20020503175438.A1816@in.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 03, 2002 at 02:46:34PM +0100, Hugh Dickins wrote: > On Fri, 3 May 2002, Suparna Bhattacharya wrote: > > > > For example we have an option that tries to exclude non-kernel > > pages from the dump based on a simple heuristic of checking the > > PG_lru flag (actually exclude LRU pages and unreferenced pages). > > I hadn't thought of using PG_lru (last thought about it before > anonymous pages were put on the LRU in 2.4.14): good idea, Owe that one to Andrew Morton mostly for suggesting a PG_lru check in the context of a way to identify Anon pages. Regards Suparna