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Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator framework

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From: Minchan Kim
Subject: Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator framework
Date: Thursday, August 26, 2010 - 2:29 am

On Thu, Aug 26, 2010 at 5:20 PM, Peter Zijlstra <peterz@infradead.org> wrote:

As I said following mail, I said about free space problem.
Of course, compaction could move anon pages into somewhere.
What's is somewhere? At last, it's same zone.
It can prevent fragment problem but not size of free space.
So I mean it would be better to move it into another zone(ex, HIGHMEM)
rather than OOM kill.

-- 
Kind regards,
Minchan Kim
--
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Messages in current thread:
[PATCH/RFCv4 0/6] The Contiguous Memory Allocator framework, Michal Nazarewicz, (Fri Aug 20, 2:50 am)
[PATCH/RFCv4 1/6] lib: rbtree: rb_root_init() function added, Michal Nazarewicz, (Fri Aug 20, 2:50 am)
[PATCH/RFCv4 2/6] mm: cma: Contiguous Memory Allocator added, Michal Nazarewicz, (Fri Aug 20, 2:50 am)
[PATCH/RFCv4 3/6] mm: cma: Added SysFS support, Michal Nazarewicz, (Fri Aug 20, 2:50 am)
[PATCH/RFCv4 4/6] mm: cma: Added command line parameters s ..., Michal Nazarewicz, (Fri Aug 20, 2:50 am)
[PATCH/RFCv4 5/6] mm: cma: Test device and application added, Michal Nazarewicz, (Fri Aug 20, 2:50 am)
[PATCH/RFCv4 6/6] arm: Added CMA to Aquila and Goni, Michal Nazarewicz, (Fri Aug 20, 2:50 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Peter Zijlstra, (Fri Aug 20, 6:15 am)
Re: [PATCH/RFCv4 2/6] mm: cma: Contiguous Memory Allocator ..., Konrad Rzeszutek Wilk, (Wed Aug 25, 1:32 pm)
Re: [PATCH/RFCv4 3/6] mm: cma: Added SysFS support, Konrad Rzeszutek Wilk, (Wed Aug 25, 1:37 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Andrew Morton, (Wed Aug 25, 3:58 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Daniel Walker, (Wed Aug 25, 4:26 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Jonathan Corbet, (Wed Aug 25, 4:31 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., KAMEZAWA Hiroyuki, (Wed Aug 25, 5:58 pm)
Re: [PATCH/RFCv4 3/6] mm: cma: Added SysFS support, Michał Nazarewicz, (Wed Aug 25, 6:20 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Pawel Osciak, (Wed Aug 25, 6:22 pm)
Re: [PATCH/RFCv4 2/6] mm: cma: Contiguous Memory Allocator ..., Michał Nazarewicz, (Wed Aug 25, 6:22 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Michał Nazarewicz, (Wed Aug 25, 6:28 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Michał Nazarewicz, (Wed Aug 25, 6:38 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Pawel Osciak, (Wed Aug 25, 6:38 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Michał Nazarewicz, (Wed Aug 25, 6:49 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Michał Nazarewicz, (Wed Aug 25, 7:12 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Michał Nazarewicz, (Wed Aug 25, 7:40 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Minchan Kim, (Wed Aug 25, 7:49 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., KAMEZAWA Hiroyuki, (Wed Aug 25, 7:50 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Minchan Kim, (Wed Aug 25, 8:04 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., KAMEZAWA Hiroyuki, (Wed Aug 25, 8:44 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Michał Nazarewicz, (Wed Aug 25, 9:01 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Minchan Kim, (Wed Aug 25, 9:06 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Minchan Kim, (Wed Aug 25, 9:14 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., KAMEZAWA Hiroyuki, (Wed Aug 25, 9:30 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., KAMEZAWA Hiroyuki, (Wed Aug 25, 9:39 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Américo Wang, (Wed Aug 25, 10:54 pm)
[PATCH/RFCv4.1 2/6] mm: cma: Contiguous Memory Allocator added, Michal Nazarewicz, (Wed Aug 25, 11:25 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Peter Zijlstra, (Thu Aug 26, 1:17 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Peter Zijlstra, (Thu Aug 26, 1:18 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Peter Zijlstra, (Thu Aug 26, 1:20 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Minchan Kim, (Thu Aug 26, 2:29 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Minchan Kim, (Thu Aug 26, 2:36 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Peter Zijlstra, (Thu Aug 26, 3:06 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Mel Gorman, (Thu Aug 26, 3:12 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Mel Gorman, (Thu Aug 26, 3:18 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Minchan Kim, (Thu Aug 26, 3:21 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Peter Zijlstra, (Thu Aug 26, 4:05 am)
Re: [PATCH/RFCv4 2/6] mm: cma: Contiguous Memory Allocator ..., Mel Gorman, (Thu Aug 26, 6:47 am)
Re: [PATCH/RFCv4 2/6] mm: cma: Contiguous Memory Allocator ..., Michał Nazarewicz, (Thu Aug 26, 7:09 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Michał Nazarewicz, (Thu Aug 26, 7:41 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., KAMEZAWA Hiroyuki, (Fri Aug 27, 1:16 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Peter Zijlstra, (Fri Aug 27, 1:37 am)
Re: [PATCH/RFCv4 2/6] mm: cma: Contiguous Memory Allocator ..., Hans Verkuil, (Sat Aug 28, 5:37 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Hans Verkuil, (Sat Aug 28, 6:08 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Peter Zijlstra, (Sat Aug 28, 6:34 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Hans Verkuil, (Sat Aug 28, 6:58 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Peter Zijlstra, (Sat Aug 28, 7:16 am)
Re: [PATCH/RFCv4 2/6] mm: cma: Contiguous Memory Allocator ..., Michał Nazarewicz, (Sat Aug 28, 6:48 pm)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Clemens Ladisch, (Mon Aug 30, 1:27 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., KAMEZAWA Hiroyuki, (Thu Sep 2, 1:54 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., KAMEZAWA Hiroyuki, (Fri Sep 3, 3:29 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., Minchan Kim, (Sun Sep 5, 8:57 am)
Re: [PATCH/RFCv4 0/6] The Contiguous Memory Allocator fram ..., KAMEZAWA Hiroyuki, (Sun Sep 5, 5:08 pm)