Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754737Ab1BHB3V (ORCPT ); Mon, 7 Feb 2011 20:29:21 -0500 Received: from smtp1.linux-foundation.org ([140.211.169.13]:45298 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754425Ab1BHB3U (ORCPT ); Mon, 7 Feb 2011 20:29:20 -0500 Date: Mon, 7 Feb 2011 17:28:06 -0800 From: Andrew Morton To: Miklos Szeredi Cc: Minchan Kim , linux-mm , LKML , Rik van Riel , KAMEZAWA Hiroyuki , Mel Gorman Subject: Re: [PATCH] mm: Add hook of freepage Message-Id: <20110207172806.dbca2cae.akpm@linux-foundation.org> In-Reply-To: <1297071421.25994.58.camel@tucsk.pomaz.szeredi.hu> References: <1297004934-4605-1-git-send-email-minchan.kim@gmail.com> <1297071421.25994.58.camel@tucsk.pomaz.szeredi.hu> X-Mailer: Sylpheed 3.0.2 (GTK+ 2.20.1; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 961 Lines: 25 On Mon, 07 Feb 2011 10:37:01 +0100 Miklos Szeredi wrote: > On Mon, 2011-02-07 at 00:08 +0900, Minchan Kim wrote: > > Recently, "Call the filesystem back whenever a page is removed from > > the page cache(6072d13c)" added new freepage hook in page cache > > drop function. > > > > So, replace_page_cache_page should call freepage to support > > page cleanup to fs. > > Thanks Minchan for fixing this. What's happening with mm-add-replace_page_cache_page-function.patch, btw? When last discussed nearly three weeks ago we had identified: 1) remove radix_tree_preload 2) single radix_tree_lookup_slot and replace radix tree slot 3) page accounting optimization if both pages are in same zone. -- 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/