From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx200.postini.com [74.125.245.200]) by kanga.kvack.org (Postfix) with SMTP id C33366B00C7 for ; Mon, 4 Feb 2013 19:39:10 -0500 (EST) Date: Mon, 4 Feb 2013 19:38:59 -0500 From: Konrad Rzeszutek Wilk Subject: Re: [PATCH v2] Make frontswap+cleancache and its friend be modularized. Message-ID: <20130205003859.GC17565@konrad-lan.dumpdata.com> References: <1359750184-23408-1-git-send-email-konrad.wilk@oracle.com> <1359881520.1328.14.camel@kernel.cn.ibm.com> <510FD073.1060307@linux.vnet.ibm.com> <1360023672.12336.0.camel@kernel.cn.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1360023672.12336.0.camel@kernel.cn.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: Ric Mason Cc: Seth Jennings , Konrad Rzeszutek Wilk , dan.magenheimer@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 On Mon, Feb 04, 2013 at 06:21:12PM -0600, Ric Mason wrote: > On Mon, 2013-02-04 at 09:14 -0600, Seth Jennings wrote: > > 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? > > Thanks Seth, I think it should be add to kernel-parameters.txt. Actually I think you spotted a bug. It made sense when the zcache was built-in the kernel. But as a module - it should be enabled when the system admin loads the module. > > > > > Seth > > > > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org