Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752275Ab0DZL7f (ORCPT ); Mon, 26 Apr 2010 07:59:35 -0400 Received: from mail-bw0-f219.google.com ([209.85.218.219]:41011 "EHLO mail-bw0-f219.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751093Ab0DZL7c (ORCPT ); Mon, 26 Apr 2010 07:59:32 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=MWhbWYapjD7zOBCYYkoy1JjQnZv8ZxFhgn3vjvJ/71jud8WuViOhsUd/Pfk7UhoHzL S1YhAuVwk+yiLqg5WVa4ct0HB/F+FkCzdhBRM77Pk5xYHFNRzUSIAIBBq3MiTwusEiOE PF1fcUAe95lXYfRPnqopa9Q5MDmQLZKDFitl4= MIME-Version: 1.0 In-Reply-To: <4BD57213.7060207@linux.vnet.ibm.com> References: <20100322235053.GD9590@csn.ul.ie> <20100419214412.GB5336@cmpxchg.org> <4BCD55DA.2020000@linux.vnet.ibm.com> <20100420153202.GC5336@cmpxchg.org> <4BCDE2F0.3010009@redhat.com> <4BCE7DD1.70900@linux.vnet.ibm.com> <4BCEAAC6.7070602@linux.vnet.ibm.com> <4BCEFB4C.1070206@redhat.com> <4BCFEAD0.4010708@linux.vnet.ibm.com> <4BD57213.7060207@linux.vnet.ibm.com> Date: Mon, 26 Apr 2010 20:59:30 +0900 Message-ID: Subject: Re: Subject: [PATCH][RFC] mm: make working set portion that is protected tunable v2 From: KOSAKI Motohiro To: Christian Ehrhardt Cc: Rik van Riel , Johannes Weiner , Andrew Morton , Nick Piggin , gregkh@novell.com, Mel Gorman , linux-mm@kvack.org, Chris Mason , Jens Axboe , linux-kernel@vger.kernel.org, Corrado Zoccolo Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1030 Lines: 27 Hi I've quick reviewed your patch. but unfortunately I can't write my reviewed-by sign. > Subject: [PATCH][RFC] mm: make working set portion that is protected tunable v2 > From: Christian Ehrhardt > > *updates in v2* > - use do_div > > This patch creates a knob to help users that have workloads suffering from the > fix 1:1 active inactive ratio brought into the kernel by "56e49d21 vmscan: > evict use-once pages first". > It also provides the tuning mechanisms for other users that want an even bigger > working set to be protected. We certainly need no knob. because typical desktop users use various application, various workload. then, the knob doesn't help them. Probably, I've missed previous discussion. I'm going to find your previous mail. -- 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/