Messages in this thread | | | Date | Mon, 1 Dec 2008 11:54:29 +0530 | From | Balbir Singh <> | Subject | Re: [PATCH 0/3] cgroup id and scanning without cgroup_lock |
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* KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> [2008-12-01 14:59:07]:
> This is a series of patches againse mmotm-Nov29 > (passed easy test) > > Now, memcg supports hierarhcy. But walking cgroup tree in intellegent way > with lock/unlock cgroup_mutex seems to have troubles rather than expected. > And, I want to reduce the memory usage of swap_cgroup, which uses array of > pointers. > > This patch series provides > - cgroup_id per cgroup object. > - lookup struct cgroup by cgroup_id > - scan all cgroup under tree by cgroup_id. without mutex. > - css_tryget() function. > - fixes semantics of notify_on_release. (I think this is valid fix.) > > Many changes since v1. (But I wonder some more work may be neeeded.) > > BTW, I know there are some amount of patches against memcg are posted recently. > If necessary, I'll prepare Weekly-update queue again (Wednesday) and > picks all patches to linux-mm in my queue. >
Thanks for the offer, I've just come back from foss.in. I need to look athe locking issue with cgroup_lock() reported and also review/test the other patches.
-- Balbir
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