Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964829AbVLBDlX (ORCPT ); Thu, 1 Dec 2005 22:41:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964839AbVLBDlX (ORCPT ); Thu, 1 Dec 2005 22:41:23 -0500 Received: from smtp.osdl.org ([65.172.181.4]:42176 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S964829AbVLBDlW (ORCPT ); Thu, 1 Dec 2005 22:41:22 -0500 Date: Thu, 1 Dec 2005 19:40:36 -0800 From: Andrew Morton To: Marcelo Tosatti Cc: wfg@mail.ustc.edu.cn, linux-kernel@vger.kernel.org, christoph@lameter.com, riel@redhat.com, a.p.zijlstra@chello.nl, npiggin@suse.de, andrea@suse.de, magnus.damm@gmail.com Subject: Re: [PATCH 02/12] mm: supporting variables and functions for balanced zone aging Message-Id: <20051201194036.68756424.akpm@osdl.org> In-Reply-To: <20051202012645.GA3834@dmt.cnet> References: <20051201101810.837245000@localhost.localdomain> <20051201101933.936973000@localhost.localdomain> <20051201023714.612f0bbf.akpm@osdl.org> <20051201222846.GA3646@dmt.cnet> <20051201150349.3538638e.akpm@osdl.org> <20051202012645.GA3834@dmt.cnet> X-Mailer: Sylpheed version 1.0.4 (GTK+ 1.2.10; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 662 Lines: 15 Marcelo Tosatti wrote: > > > Could be. But what about the bug which I think is there? That'll cause > > overscanning of the DMA zone. > > There were about 12Mb of inactive pages on the DMA zone. You're hypothesis > was that there were no LRU pages to be scanned on DMA zone? No, my hypothesis was that balance_pgdat() had a bug. Looking at it again, I don't see it any more.. - 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/