Re: [RFC][PATCH] Remove cgroup member from struct page

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To: <kamezawa.hiroyu@...>

Cc: Nick Piggin <nickpiggin@...>, Andrew Morton <akpm@...>, <hugh@...>, <menage@...>, <xemul@...>, <linux-kernel@...>, <linux-mm@...>

Subject: Re: [RFC][PATCH] Remove cgroup member from struct page

Date: Tuesday, September 9, 2008 - 8:34 am

kamezawa.hiroyu@jp.fujitsu.com wrote:
quoted text> ----- Original Message -----
>>> Balbir, are you ok to CONFIG_CGROUP_MEM_RES_CTLR depends on CONFIG_SPARSEME
> M ?
>>> I thinks SPARSEMEM(SPARSEMEM_VMEMMAP) is widely used in various archs now.
>> Can't we make it more generic. I was thinking of allocating memory for each n
> ode
>> for page_cgroups (of the size of spanned_pages) at initialization time. I've 
> not
>> yet prototyped the idea. BTW, even with your approach I fail to see why we ne
> ed
>> to add a dependency on CONFIG_SPARSEMEM (but again it is 4:30 in the morning 
> and
>> I might be missing the obvious)
> 
> Doesn't have big issue without CONFIG_SPARSEMEM, maybe.
> Sorry for my confusion.

No problem, I am glad to know that we are not limited to a particular model.

-- 
	Balbir
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Messages in current thread:

[RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Sun Aug 31, 1:47 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page, Pavel Emelyanov, (Mon Sep 1, 5:03 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Mon Sep 1, 5:17 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Peter Zijlstra, (Mon Sep 1, 9:19 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Tue Sep 2, 3:35 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Pavel Emelyanov, (Mon Sep 1, 5:43 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Sun Aug 31, 10:39 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Sun Aug 31, 11:42 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Sun Aug 31, 8:01 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page, Nick Piggin, (Mon Sep 1, 2:56 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Mon Sep 1, 3:17 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Mon Sep 1, 3:19 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Nick Piggin, (Mon Sep 1, 3:43 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Tue Sep 2, 5:24 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Tue Sep 2, 6:02 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Tue Sep 2, 5:58 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Tue Sep 2, 6:07 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Tue Sep 2, 6:12 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Tue Sep 2, 6:57 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Tue Sep 2, 8:37 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Tue Sep 2, 11:33 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Mon Sep 8, 11:28 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Mon Sep 8, 11:57 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Tue Sep 9, 12:18 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Tue Sep 9, 3:37 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Tue Sep 9, 12:55 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Nick Piggin, (Mon Sep 8, 11:58 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Tue Sep 9, 12:53 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Nick Piggin, (Tue Sep 9, 1:00 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Tue Sep 9, 1:12 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Tue Sep 9, 8:24 am)

Re: Re: [RFC][PATCH] Remove cgroup member from struct page, , (Tue Sep 9, 8:30 am)

[Approach #2] [RFC][PATCH] Remove cgroup member from struct ..., Balbir Singh, (Tue Sep 9, 9:20 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., Dave Hansen, (Wed Sep 10, 6:21 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., Nick Piggin, (Wed Sep 10, 6:38 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., Balbir Singh, (Wed Sep 10, 6:36 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., Dave Hansen, (Wed Sep 10, 6:56 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., KAMEZAWA Hiroyuki, (Wed Sep 10, 9:35 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., Balbir Singh, (Wed Sep 10, 9:47 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., KAMEZAWA Hiroyuki, (Wed Sep 10, 9:56 pm)

[RFC][PATCH] Remove cgroup member from struct page (v3), Balbir Singh, (Wed Sep 17, 7:28 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), Andrew Morton, (Wed Sep 17, 9:40 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), KAMEZAWA Hiroyuki, (Thu Sep 18, 12:43 am)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), Balbir Singh, (Thu Sep 18, 12:58 am)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), KAMEZAWA Hiroyuki, (Thu Sep 18, 7:01 am)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), Balbir Singh, (Thu Sep 18, 7:56 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), KAMEZAWA Hiroyuki, (Thu Sep 18, 1:15 am)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), Hirokazu Takahashi, (Thu Sep 18, 12:26 am)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), KAMEZAWA Hiroyuki, (Thu Sep 18, 12:50 am)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), Hirokazu Takahashi, (Thu Sep 18, 2:13 am)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), Balbir Singh, (Wed Sep 17, 11:57 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page (v3), KAMEZAWA Hiroyuki, (Thu Sep 18, 1:00 am)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., David Miller, (Wed Sep 10, 6:31 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., KAMEZAWA Hiroyuki, (Tue Sep 9, 9:49 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., Nick Piggin, (Wed Sep 10, 4:44 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., KAMEZAWA Hiroyuki, (Wed Sep 10, 7:03 am)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., Nick Piggin, (Wed Sep 10, 5:02 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., KAMEZAWA Hiroyuki, (Wed Sep 10, 7:27 am)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., Balbir Singh, (Wed Sep 10, 10:34 am)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., Balbir Singh, (Tue Sep 9, 10:11 pm)

Re: [Approach #2] [RFC][PATCH] Remove cgroup member from str..., KAMEZAWA Hiroyuki, (Tue Sep 9, 10:35 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Tue Sep 9, 8:34 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Nick Piggin, (Tue Sep 9, 8:28 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Wed Sep 3, 3:31 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Sun Aug 31, 11:28 pm)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Mon Sep 1, 12:03 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Mon Sep 1, 2:09 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Mon Sep 1, 2:24 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Mon Sep 1, 2:25 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Mon Sep 1, 2:59 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, KAMEZAWA Hiroyuki, (Mon Sep 1, 1:17 am)

Re: [RFC][PATCH] Remove cgroup member from struct page, Balbir Singh, (Mon Sep 1, 2:16 am)

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