From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756012Ab3BDPQA (ORCPT ); Mon, 4 Feb 2013 10:16:00 -0500 Received: from e36.co.us.ibm.com ([32.97.110.154]:33074 "EHLO e36.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755925Ab3BDPP7 (ORCPT ); Mon, 4 Feb 2013 10:15:59 -0500 Message-ID: <510FD073.1060307@linux.vnet.ibm.com> Date: Mon, 04 Feb 2013 09:14:59 -0600 From: Seth Jennings User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130106 Thunderbird/17.0.2 MIME-Version: 1.0 To: Ric Mason CC: Konrad Rzeszutek Wilk , dan.magenheimer@oracle.com, konrad.wilk@oracle.com, gregkh@linuxfoundation.org, akpm@linux-foundation.org, ngupta@vflare.org, rcj@linux.vnet.ibm.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, devel@driverdev.osuosl.org Subject: Re: [PATCH v2] Make frontswap+cleancache and its friend be modularized. References: <1359750184-23408-1-git-send-email-konrad.wilk@oracle.com> <1359881520.1328.14.camel@kernel.cn.ibm.com> In-Reply-To: <1359881520.1328.14.camel@kernel.cn.ibm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13020415-7606-0000-0000-00000805A204 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 02/03/2013 02:52 AM, Ric Mason wrote: > Hi Konrad, > On Fri, 2013-02-01 at 15:22 -0500, Konrad Rzeszutek Wilk wrote: > > I have already enable frontswap,cleancache,zcache, > FRONTSWAP [=y] > CLEANCACHE [=y] > ZCACHE [=y] > But all of knode under /sys/kernel/debug/frontswap and cleancache still > zero, my swap device is enable, where I miss? Did you pass "zcache" in the kernel boot parameters? Seth