Groups > linux.kernel > #1720425

Re: [PATCH 0/3] mm/cma: manage the memory of the CMA area by using the ZONE_MOVABLE

Path	csiph.com!eternal-september.org!feeder.eternal-september.org!aioe.org!bofh.it!news.nic.it!robomod
From	Andrew Morton <akpm@linux-foundation.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH 0/3] mm/cma: manage the memory of the CMA area by using the ZONE_MOVABLE
Date	Fri, 25 Aug 2017 23:40:01 +0200
Message-ID	<uiuuB-Rx-15@gated-at.bofh.it> (permalink)
References	<uhTY6-2SA-19@gated-at.bofh.it>
X-Original-To	js1304@gmail.com
X-Mailer	Sylpheed 3.4.1 (GTK+ 2.24.23; x86_64-pc-linux-gnu)
MIME-Version	1.0
Content-Type	text/plain; charset=US-ASCII
Content-Transfer-Encoding	7bit
Sender	robomod@news.nic.it
List-ID	<linux-kernel.vger.kernel.org>
X-Mailing-List	linux-kernel@vger.kernel.org
Approved	robomod@news.nic.it
Lines	28
Organization	linux.* mail to news gateway
X-Original-Cc	Rik van Riel <riel@redhat.com>, Johannes Weiner <hannes@cmpxchg.org>, mgorman@techsingularity.net, Laura Abbott <lauraa@codeaurora.org>, Minchan Kim <minchan@kernel.org>, Marek Szyprowski <m.szyprowski@samsung.com>, Michal Nazarewicz <mina86@mina86.com>, "Aneesh Kumar K . V" <aneesh.kumar@linux.vnet.ibm.com>, Vlastimil Babka <vbabka@suse.cz>, Russell King <linux@armlinux.org.uk>, Will Deacon <will.deacon@arm.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-team@lge.com, Joonsoo Kim <iamjoonsoo.kim@lge.com>
X-Original-Date	Fri, 25 Aug 2017 14:32:13 -0700
X-Original-Message-ID	<20170825143213.5c7de68783b78fafb461c845@linux-foundation.org>
X-Original-References	<1503556593-10720-1-git-send-email-iamjoonsoo.kim@lge.com>
X-Original-Sender	linux-kernel-owner@vger.kernel.org
Xref	csiph.com linux.kernel:1720425

Show key headers only | View raw

On Thu, 24 Aug 2017 15:36:30 +0900 js1304@gmail.com wrote:

> From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> 
> This patchset is the follow-up of the discussion about the
> "Introduce ZONE_CMA (v7)" [1]. Please reference it if more information
> is needed.
> 
> In this patchset, the memory of the CMA area is managed by using
> the ZONE_MOVABLE. Since there is another type of the memory in this zone,
> we need to maintain a migratetype for the CMA memory to account
> the number of the CMA memory. So, unlike previous patchset, there is
> less deletion of the code.
> 
> Otherwise, there is no big change.
> 
> Motivation of this patchset is described in the commit description of
> the patch "mm/cma: manage the memory of the CMA area by using
> the ZONE_MOVABLE". Please refer it for more information.
> 
> This patchset is based on linux-next-20170822 plus
> "mm/page_alloc: don't reserve ZONE_HIGHMEM for ZONE_MOVABLE".
> 

But "mm/page_alloc: don't reserve ZONE_HIGHMEM for ZONE_MOVABLE" did
not do very well at review - both Michal and Vlastimil are looking for
changes.  So we're not ready for a patch series which depends upon that
one?

Thread

[PATCH 0/3] mm/cma: manage the memory of the CMA area by using the ZONE_MOVABLE js1304@gmail.com - 2017-08-24 08:40 +0200
  [PATCH 2/3] mm/cma: remove ALLOC_CMA js1304@gmail.com - 2017-08-24 08:40 +0200
  [PATCH 3/3] ARM: CMA: avoid double mapping to the CMA area if CONFIG_HIGHMEM = y js1304@gmail.com - 2017-08-24 08:40 +0200
  Re: [PATCH 0/3] mm/cma: manage the memory of the CMA area by using  the ZONE_MOVABLE Andrew Morton <akpm@linux-foundation.org> - 2017-08-25 23:40 +0200
    Re: [PATCH 0/3] mm/cma: manage the memory of the CMA area by using  the ZONE_MOVABLE Joonsoo Kim <iamjoonsoo.kim@lge.com> - 2017-08-28 02:40 +0200

csiph-web