From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [-mm PATCH 8/9] Memory controller add switch to control what type of pages to limit (v4) In-Reply-To: Your message of "Sat, 28 Jul 2007 01:41:03 +0530" <20070727201103.31565.3104.sendpatchset@balbir-laptop> References: <20070727201103.31565.3104.sendpatchset@balbir-laptop> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Message-Id: <20070813003348.91E3E1BF943@siro.lan> Date: Mon, 13 Aug 2007 09:33:48 +0900 (JST) From: yamamoto@valinux.co.jp (YAMAMOTO Takashi) Sender: owner-linux-mm@kvack.org Return-Path: To: balbir@linux.vnet.ibm.com 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 List-ID: > 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. 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; -- 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