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From: Andrew Morton <akpm@linux-foundation.org>
To: js1304@gmail.com
Cc: Rik van Riel <riel@redhat.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	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>,
	Tony Lindgren <tony@atomide.com>,
	Michal Hocko <mhocko@kernel.org>
Subject: Re: [PATCH v2 0/3] mm/cma: manage the memory of the CMA area by using the ZONE_MOVABLE
Date: Fri, 8 Dec 2017 14:37:19 -0800	[thread overview]
Message-ID: <20171208143719.901b742d5238b829edac3b14@linux-foundation.org> (raw)
In-Reply-To: <1512114786-5085-1-git-send-email-iamjoonsoo.kim@lge.com>

On Fri,  1 Dec 2017 16:53:03 +0900 js1304@gmail.com wrote:

> From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> 
> v2
> o previous failure in linux-next turned out that it's not the problem of
> this patchset. It was caused by the wrong assumption by specific
> architecture.
> 
> lkml.kernel.org/r/20171114173719.GA28152@atomide.com
> 
> o add missing cache flush to the patch "ARM: CMA: avoid double mapping
> to the CMA area if CONFIG_HIGHMEM = y"
> 
> 
> 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".

mhocko had issues with that patch which weren't addressed?
http://lkml.kernel.org/r/20170914132452.d5klyizce72rhjaa@dhcp22.suse.cz

> Thanks.
> 
> [1]: lkml.kernel.org/r/1491880640-9944-1-git-send-email-iamjoonsoo.kim@lge.com

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  parent reply	other threads:[~2017-12-08 22:37 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-01  7:53 js1304
2017-12-01  7:53 ` [PATCH v2 1/3] " js1304
2017-12-01  7:53 ` [PATCH v2 2/3] mm/cma: remove ALLOC_CMA js1304
2017-12-01  7:53 ` [PATCH v2 3/3] ARM: CMA: avoid double mapping to the CMA area if CONFIG_HIGHMEM = y js1304
2017-12-05 16:48 ` [PATCH v2 0/3] mm/cma: manage the memory of the CMA area by using the ZONE_MOVABLE Tony Lindgren
2017-12-08 22:37 ` Andrew Morton [this message]
2017-12-22  0:11   ` Joonsoo Kim

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