From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4846394D.9010805@cn.fujitsu.com> Date: Wed, 04 Jun 2008 14:42:21 +0800 From: Li Zefan MIME-Version: 1.0 Subject: Re: [RFC][PATCH 2/2] memcg: hardwall hierarhcy for memcg References: <20080604135815.498eaf82.kamezawa.hiroyu@jp.fujitsu.com> <20080604140329.8db1b67e.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <20080604140329.8db1b67e.kamezawa.hiroyu@jp.fujitsu.com> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: KAMEZAWA Hiroyuki Cc: "linux-mm@kvack.org" , LKML , "balbir@linux.vnet.ibm.com" , "menage@google.com" , "xemul@openvz.org" , "yamamoto@valinux.co.jp" List-ID: KAMEZAWA Hiroyuki wrote: > Hard-Wall hierarchy support for memcg. > - new member hierarchy_model is added to memcg. > > Only root cgroup can modify this only when there is no children. > > Adds following functions for supporting HARDWALL hierarchy. > - try to reclaim memory at the change of "limit". > - try to reclaim all memory at force_empty > - returns resources to the parent at destroy. > > Changelog v2->v3 > - added documentation. > - hierarhcy_model parameter is added. > > > Signed-off-by: KAMEZAWA Hiroyuki > > --- > Documentation/controllers/memory.txt | 27 +++++- > mm/memcontrol.c | 156 ++++++++++++++++++++++++++++++++++- > 2 files changed, 178 insertions(+), 5 deletions(-) > > Index: temp-2.6.26-rc2-mm1/mm/memcontrol.c > =================================================================== > --- temp-2.6.26-rc2-mm1.orig/mm/memcontrol.c > +++ temp-2.6.26-rc2-mm1/mm/memcontrol.c > @@ -137,6 +137,8 @@ struct mem_cgroup { > struct mem_cgroup_lru_info info; > > int prev_priority; /* for recording reclaim priority */ > + > + int hierarchy_model; /* used hierarchical policy */ hierarchy_model can be a global value instead of per cgroup value. -- 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