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Re: [RFC] [PATCH 8/9] memcg: remove page_cgroup pointer from memmap

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From: Dave Hansen <dave@...>
To: <balbir@...>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...>, xemul@openvz.org <xemul@...>, hugh@veritas.com <hugh@...>, <linux-mm@...>, <linux-kernel@...>, <menage@...>, Dave Hansen <haveblue@...>
Subject: Re: [RFC] [PATCH 8/9] memcg: remove page_cgroup pointer from memmap
Date: Friday, September 12, 2008 - 12:19 pm

On Fri, 2008-09-12 at 09:12 -0700, Balbir Singh wrote:


I also suggested using the sparsemem *structure* without necessarily

using it for pfn_to_page() lookups.  That'll take some rework to

separate out SPARSEMEM_FOR_MEMMAP vs. CONFIG_SPARSE_STRUCTURE_FUN, but

it should be able to be prototyped pretty fast.


-- Dave


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Messages in current thread:
[RFC] [PATCH 0/9] remove page_cgroup pointer (with some enh..., KAMEZAWA Hiroyuki, (Thu Sep 11, 7:08 am)
Re: [RFC] [PATCH 0/9] remove page_cgroup pointer (with some..., KAMEZAWA Hiroyuki, (Fri Sep 12, 5:35 am)
Re: [RFC] [PATCH 0/9] remove page_cgroup pointer (with some..., KAMEZAWA Hiroyuki, (Fri Sep 12, 6:18 am)
[RFC] [PATCH 5/9] memcg: set mapping null before uncharge, KAMEZAWA Hiroyuki, (Thu Sep 11, 7:17 am)
[RFC] [PATCH 8/9] memcg: remove page_cgroup pointer from mem..., KAMEZAWA Hiroyuki, (Thu Sep 11, 7:22 am)
Re: [RFC] [PATCH 8/9] memcg: remove page_cgroup pointer from..., Balbir Singh, (Fri Sep 12, 12:12 pm)
memcg: lazy_lru (was Re: [RFC] [PATCH 8/9] memcg: remove pag..., KAMEZAWA Hiroyuki, (Tue Sep 16, 8:13 am)
[RFC][PATCH 10/9] get/put page at charge/uncharge, KAMEZAWA Hiroyuki, (Tue Sep 16, 8:17 am)
[RFC] [PATCH 12/9] lazy lru add vie per cpu vector for memcg., KAMEZAWA Hiroyuki, (Tue Sep 16, 8:21 am)
[RFC][PATCH 11/9] lazy lru free vector for memcg, KAMEZAWA Hiroyuki, (Tue Sep 16, 8:19 am)
Re: [RFC][PATCH 11/9] lazy lru free vector for memcg, Pavel Emelyanov, (Tue Sep 16, 8:23 am)
Re: Re: [RFC][PATCH 11/9] lazy lru free vector for memcg, , (Tue Sep 16, 9:02 am)
Re: [RFC] [PATCH 8/9] memcg: remove page_cgroup pointer from..., Dave Hansen, (Fri Sep 12, 12:19 pm)
Re: [RFC] [PATCH 8/9] memcg: remove page_cgroup pointer from..., Dave Hansen, (Fri Sep 12, 12:23 pm)
Re: [RFC] [PATCH 8/9] memcg: remove page_cgroup pointer from..., Nick Piggin, (Thu Sep 11, 10:00 am)
Re: Re: [RFC] [PATCH 8/9] memcg: remove page_cgroup pointer ..., , (Thu Sep 11, 10:38 am)
Re: Re: Re: [RFC] [PATCH 8/9] memcg: remove page_cgroup poin..., , (Thu Sep 11, 11:01 am)
[RFC] [PATCH 9/9] memcg: percpu page cgroup lookup cache, KAMEZAWA Hiroyuki, (Thu Sep 11, 7:24 am)
Re: [RFC] [PATCH 9/9] memcg: percpu page cgroup lookup cache, Nick Piggin, (Thu Sep 11, 7:31 am)
Re: Re: [RFC] [PATCH 9/9] memcg: percpu page cgroup lookup c..., , (Thu Sep 11, 8:49 am)
[RFC] [PATCH 4/9] memcg: new force empty, KAMEZAWA Hiroyuki, (Thu Sep 11, 7:16 am)
[RFC] [PATCH 6/9] memcg: optimize stat, KAMEZAWA Hiroyuki, (Thu Sep 11, 7:18 am)
[RFC] [PATCH 7/9] memcg: charge likely success, KAMEZAWA Hiroyuki, (Thu Sep 11, 7:20 am)
[RFC] [PATCH 3/9] memcg: move_account between groups, KAMEZAWA Hiroyuki, (Thu Sep 11, 7:14 am)
Re: [RFC] [PATCH 3/9] memcg: move_account between groups, KAMEZAWA Hiroyuki, (Fri Sep 12, 12:36 am)
[RFC] [PATCH 1/9] memcg:make root no limit, KAMEZAWA Hiroyuki, (Thu Sep 11, 7:11 am)
[RFC] [PATCH 2/9] memcg: atomic page_cgroup flags, KAMEZAWA Hiroyuki, (Thu Sep 11, 7:13 am)