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From: Joonsoo Kim <js1304@gmail.com>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Rik van Riel <riel@redhat.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Mel Gorman <mgorman@techsingularity.net>,
	Laura Abbott <lauraa@codeaurora.org>,
	Minchan Kim <minchan@kernel.org>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Michal Nazarewicz <mina86@mina86.com>,
	Vlastimil Babka <vbabka@suse.cz>,
	Linux Memory Management List <linux-mm@kvack.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>
Subject: Re: [PATCH v5 0/6] Introduce ZONE_CMA
Date: Tue, 30 Aug 2016 17:21:18 +0900	[thread overview]
Message-ID: <CAAmzW4MZdwn2-Pd_58B+vXKOyPybdfx4FPRvxNaADnDCryo7Ng@mail.gmail.com> (raw)
In-Reply-To: <8737lnudq6.fsf@linux.vnet.ibm.com>

2016-08-29 18:27 GMT+09:00 Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>:
> js1304@gmail.com writes:
>
>> From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
>>
>> Hello,
>>
>> Changes from v4
>> o Rebase on next-20160825
>> o Add general fix patch for lowmem reserve
>> o Fix lowmem reserve ratio
>> o Fix zone span optimizaion per Vlastimil
>> o Fix pageset initialization
>> o Change invocation timing on cma_init_reserved_areas()
>
> I don't see much information regarding how we interleave between
> ZONE_CMA and other zones for movable allocation. Is that explained in
> any of the patch ? The fair zone allocator got removed by
> e6cbd7f2efb433d717af72aa8510a9db6f7a7e05

Interleaving would not work since the fair zone allocator policy is removed.
I don't think that it's a big problem because it is just matter of
timing to fill
up the memory. Eventually, memory on ZONE_CMA will be fully used in
any case.

Thanks.

  reply	other threads:[~2016-08-30  8:21 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-29  5:07 [PATCH v5 0/6] Introduce ZONE_CMA js1304
2016-08-29  5:07 ` [PATCH v5 1/6] mm/page_alloc: don't reserve ZONE_HIGHMEM for ZONE_MOVABLE request js1304
2016-09-16  3:14   ` Aneesh Kumar K.V
2016-09-22  5:30     ` Joonsoo Kim
2016-09-21  9:06   ` Vlastimil Babka
2016-08-29  5:07 ` [PATCH v5 2/6] mm/cma: introduce new zone, ZONE_CMA js1304
2016-08-30 10:35   ` Aneesh Kumar K.V
2016-08-30 12:40     ` Aneesh Kumar K.V
2016-08-31  7:58       ` Joonsoo Kim
2016-09-21  9:11   ` Vlastimil Babka
2016-08-29  5:07 ` [PATCH v5 3/6] mm/cma: populate ZONE_CMA js1304
2016-09-21  9:20   ` Vlastimil Babka
2016-09-22  5:45     ` Joonsoo Kim
2016-09-22  6:50       ` Joonsoo Kim
2016-09-22 15:59         ` Vlastimil Babka
2016-09-28  5:34           ` Joonsoo Kim
2016-08-29  5:07 ` [PATCH v5 4/6] mm/cma: remove ALLOC_CMA js1304
2016-08-29  5:07 ` [PATCH v5 5/6] mm/cma: remove MIGRATE_CMA js1304
2016-08-29  5:07 ` [PATCH v5 6/6] mm/cma: remove per zone CMA stat js1304
2016-08-29  9:27 ` [PATCH v5 0/6] Introduce ZONE_CMA Aneesh Kumar K.V
2016-08-30  8:21   ` Joonsoo Kim [this message]
2016-08-30 10:39     ` Aneesh Kumar K.V
2016-08-31  8:03       ` Joonsoo Kim
2016-09-01  5:47         ` Aneesh Kumar K.V
2016-09-01  6:01           ` Joonsoo Kim
2016-09-21 14:47           ` Aneesh Kumar K.V
2016-09-22  5:32             ` Joonsoo Kim

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