Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S945417AbXHMMfa (ORCPT ); Mon, 13 Aug 2007 08:35:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932194AbXHMHDq (ORCPT ); Mon, 13 Aug 2007 03:03:46 -0400 Received: from ausmtp04.au.ibm.com ([202.81.18.152]:60900 "EHLO ausmtp04.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933460AbXHMHDn (ORCPT ); Mon, 13 Aug 2007 03:03:43 -0400 Message-ID: <46BFEE72.9080209@linux.vnet.ibm.com> Date: Mon, 13 Aug 2007 11:08:58 +0530 From: Balbir Singh Reply-To: balbir@linux.vnet.ibm.com Organization: IBM User-Agent: Thunderbird 1.5.0.12 (X11/20070604) MIME-Version: 1.0 To: YAMAMOTO Takashi CC: akpm@linux-foundation.org, a.p.zijlstra@chello.nl, dhaval@linux.vnet.ibm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, ebiederm@xmission.com, containers@lists.osdl.org, menage@google.com, xemul@openvz.org Subject: Re: [-mm PATCH 8/9] Memory controller add switch to control what type of pages to limit (v4) References: <20070727201103.31565.3104.sendpatchset@balbir-laptop> <20070813003348.91E3E1BF943@siro.lan> In-Reply-To: <20070813003348.91E3E1BF943@siro.lan> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1169 Lines: 46 YAMAMOTO Takashi wrote: >> Choose if we want cached pages to be accounted or not. By default both >> are accounted for. A new set of tunables are added. >> >> echo -n 1 > mem_control_type >> >> switches the accounting to account for only mapped pages >> >> echo -n 2 > mem_control_type >> >> switches the behaviour back > > MEM_CONTAINER_TYPE_ALL is 3, not 2. > Thanks, I'll fix the comment on the top. > YAMAMOTO Takashi > >> +enum { >> + MEM_CONTAINER_TYPE_UNSPEC = 0, >> + MEM_CONTAINER_TYPE_MAPPED, >> + MEM_CONTAINER_TYPE_CACHED, >> + MEM_CONTAINER_TYPE_ALL, >> + MEM_CONTAINER_TYPE_MAX, >> +} mem_control_type; >> + >> +static struct mem_container init_mem_container; > >> + mem = rcu_dereference(mm->mem_container); >> + if (mem->control_type == MEM_CONTAINER_TYPE_ALL) >> + return mem_container_charge(page, mm); >> + else >> + return 0; -- Warm Regards, Balbir Singh Linux Technology Center IBM, ISTL - 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/