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From: Aaro Koskinen <aaro.koskinen@nokia.com>
To: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-media@vger.kernel.org, linux-mm@kvack.org,
	linaro-mm-sig@lists.linaro.org, Ohad Ben-Cohen <ohad@wizery.com>,
	Daniel Walker <dwalker@codeaurora.org>,
	Russell King <linux@arm.linux.org.uk>,
	Sandeep Patil <psandeep.s@gmail.com>,
	Arnd Bergmann <arnd@arndb.de>, Jonathan Corbet <corbet@lwn.net>,
	Mel Gorman <mel@csn.ul.ie>,
	Chunsang Jeong <chunsang.jeong@linaro.org>,
	Michal Nazarewicz <mina86@mina86.com>,
	Dave Hansen <dave@linux.vnet.ibm.com>,
	Jesse Barker <jesse.barker@linaro.org>,
	Kyungmin Park <kyungmin.park@samsung.com>,
	Benjamin Gaignard <benjamin.gaignard@linaro.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Rob Clark <rob.clark@linaro.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [PATCHv24 00/16] Contiguous Memory Allocator
Date: Tue, 10 Apr 2012 16:41:37 +0300 (EEST)	[thread overview]
Message-ID: <alpine.DEB.2.00.1204101528390.9354@kernel.research.nokia.com> (raw)
In-Reply-To: <1333462221-3987-1-git-send-email-m.szyprowski@samsung.com>

Hi,

On Tue, 3 Apr 2012, Marek Szyprowski wrote:
> This is (yet another) update of CMA patches.

How well CMA is supposed to work if you have mlocked processes? I've
been testing these patches, and noticed that by creating a small mlocked
process you start to get plenty of test_pages_isolated() failure warnings,
and bigger allocations will always fail.

A.

  parent reply	other threads:[~2012-04-10 13:44 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-03 14:10 [PATCHv24 00/16] Contiguous Memory Allocator Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 01/16] mm: page_alloc: remove trailing whitespace Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 02/16] mm: compaction: introduce isolate_migratepages_range() Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 03/16] mm: compaction: introduce map_pages() Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 04/16] mm: compaction: introduce isolate_freepages_range() Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 05/16] mm: compaction: export some of the functions Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 06/16] mm: page_alloc: introduce alloc_contig_range() Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 07/16] mm: page_alloc: change fallbacks array handling Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 08/16] mm: mmzone: MIGRATE_CMA migration type added Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 09/16] mm: page_isolation: MIGRATE_CMA isolation functions added Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 10/16] mm: Serialize access to min_free_kbytes Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 11/16] mm: extract reclaim code from __alloc_pages_direct_reclaim() Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 12/16] mm: trigger page reclaim in alloc_contig_range() to stabilise watermarks Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 13/16] drivers: add Contiguous Memory Allocator Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 14/16] X86: integrate CMA with DMA-mapping subsystem Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 15/16] ARM: " Marek Szyprowski
2012-04-03 14:10 ` [PATCHv24 16/16] ARM: Samsung: use CMA for 2 memory banks for s5p-mfc device Marek Szyprowski
2012-04-10 13:41 ` Aaro Koskinen [this message]
2012-04-10 17:19   ` [PATCHv24 00/16] Contiguous Memory Allocator Sandeep Patil
2012-04-11  6:48     ` Marek Szyprowski
2012-04-12 12:39 ` cary.zou
2012-04-19 19:40 ` Andrew Morton
2012-04-20 12:22   ` Marek Szyprowski
2012-04-20 18:30   ` Kumar Gala
2012-04-20 18:31   ` Kumar Gala
2012-04-30  3:38 ` [Linaro-mm-sig] " Barry Song
2012-05-10 13:19 ` [PATCH] drivers: cma: don't fail if migration returns -EAGAIN Marek Szyprowski
2012-05-10 15:14   ` Minchan Kim

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