From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail172.messagelabs.com (mail172.messagelabs.com [216.82.254.3]) by kanga.kvack.org (Postfix) with SMTP id EB4F06B005D for ; Wed, 2 Sep 2009 02:16:51 -0400 (EDT) Received: from m4.gw.fujitsu.co.jp ([10.0.50.74]) by fgwmail6.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id n826Gtcc022726 for (envelope-from kamezawa.hiroyu@jp.fujitsu.com); Wed, 2 Sep 2009 15:16:55 +0900 Received: from smail (m4 [127.0.0.1]) by outgoing.m4.gw.fujitsu.co.jp (Postfix) with ESMTP id E73BB45DE60 for ; Wed, 2 Sep 2009 15:16:54 +0900 (JST) Received: from s4.gw.fujitsu.co.jp (s4.gw.fujitsu.co.jp [10.0.50.94]) by m4.gw.fujitsu.co.jp (Postfix) with ESMTP id C781745DE4D for ; Wed, 2 Sep 2009 15:16:54 +0900 (JST) Received: from s4.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s4.gw.fujitsu.co.jp (Postfix) with ESMTP id 97D93E18002 for ; Wed, 2 Sep 2009 15:16:54 +0900 (JST) Received: from m108.s.css.fujitsu.com (m108.s.css.fujitsu.com [10.249.87.108]) by s4.gw.fujitsu.co.jp (Postfix) with ESMTP id 44CC71DB8040 for ; Wed, 2 Sep 2009 15:16:54 +0900 (JST) Date: Wed, 2 Sep 2009 15:15:00 +0900 From: KAMEZAWA Hiroyuki Subject: Re: [mmotm][PATCH] coalescing uncharge Message-Id: <20090902151500.532ffc2f.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <20090902134114.b6f1a04d.kamezawa.hiroyu@jp.fujitsu.com> References: <20090902093438.eed47a57.kamezawa.hiroyu@jp.fujitsu.com> <20090902134114.b6f1a04d.kamezawa.hiroyu@jp.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: KAMEZAWA Hiroyuki Cc: "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , "balbir@linux.vnet.ibm.com" , "nishimura@mxp.nes.nec.co.jp" , "akpm@linux-foundation.org" List-ID: On Wed, 2 Sep 2009 13:41:14 +0900 KAMEZAWA Hiroyuki wrote: > #ifdef CONFIG_SWAP > /* > * called after __delete_from_swap_cache() and drop "page" account. > Index: mmotm-2.6.31-Aug27/include/linux/sched.h > =================================================================== > --- mmotm-2.6.31-Aug27.orig/include/linux/sched.h > +++ mmotm-2.6.31-Aug27/include/linux/sched.h > @@ -1540,6 +1540,13 @@ struct task_struct { > unsigned long trace_recursion; > #endif /* CONFIG_TRACING */ > unsigned long stack_start; > +#ifdef CONFIG_CGROUP_MEM_RES_CTLR /* memcg uses this to do batch job */ > + struct memcg_batch_info { > + bool do_batch; > + struct mem_cgroup *memcg; > + long pages, memsw; > + } memcg_batch; > +#endif I wonder I should make this as a pointer struct memcg_batch_info * and allocate this dynamically at attach. Hmm. maybe useful for other purpose to track per-task memcg behavior. Regards, -Kmae -- 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