From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [202.81.18.234]) by ausmtp04.au.ibm.com (8.13.8/8.13.8) with ESMTP id l7D5i7l1232138 for ; Mon, 13 Aug 2007 15:44:07 +1000 Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.250.243]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v8.5) with ESMTP id l7D5dT773407890 for ; Mon, 13 Aug 2007 15:39:29 +1000 Received: from d23av02.au.ibm.com (loopback [127.0.0.1]) by d23av02.au.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id l7D5dSVT016684 for ; Mon, 13 Aug 2007 15:39:29 +1000 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 MIME-Version: 1.0 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: owner-linux-mm@kvack.org Return-Path: 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 List-ID: 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, 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