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References: <20170801124111.28881-1-mhocko@kernel.org> <20170807070029.GD32434@dhcp22.suse.cz>
From: Dan Williams <dan.j.williams@intel.com>
Date: Tue, 8 Aug 2017 13:01:36 -0700
Message-ID: <CAPcyv4gYGohbfme8Ouih_L2mzDiz=7g-KTTwmQNZaw=VXxB4uQ@mail.gmail.com>
Subject: Re: [RFC PATCH v2 0/6] mm, memory_hotplug: allocate memmap from
 hotadded memory
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To: Michal Hocko <mhocko@kernel.org>
Cc: Linux MM <linux-mm@kvack.org>, Andrew Morton <akpm@linux-foundation.org>, Mel Gorman <mgorman@suse.de>, Vlastimil Babka <vbabka@suse.cz>, Andrea Arcangeli <aarcange@redhat.com>, Jerome Glisse <jglisse@redhat.com>, Reza Arbab <arbab@linux.vnet.ibm.com>, Yasuaki Ishimatsu <yasu.isimatu@gmail.com>, qiuxishi@huawei.com, Kani Toshimitsu <toshi.kani@hpe.com>, slaoub@gmail.com, Joonsoo Kim <js1304@gmail.com>, Andi Kleen <ak@linux.intel.com>, Daniel Kiper <daniel.kiper@oracle.com>, Igor Mammedov <imammedo@redhat.com>, Vitaly Kuznetsov <vkuznets@redhat.com>, LKML <linux-kernel@vger.kernel.org>, Benjamin Herrenschmidt <benh@kernel.crashing.org>, Catalin Marinas <catalin.marinas@arm.com>, Fenghua Yu <fenghua.yu@intel.com>, Gerald Schaefer <gerald.schaefer@de.ibm.com>, Heiko Carstens <heiko.carstens@de.ibm.com>, "H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@redhat.com>, Martin Schwidefsky <schwidefsky@de.ibm.com>, Michael Ellerman <mpe@ellerman.id.au>, Paul Mackerras <paulus@samba.org>, Thomas Gleixner <tglx@linutronix.de>, Tony Luck <tony.luck@intel.com>, Will Deacon <will.deacon@arm.com>, X86 ML <x86@kernel.org>

On Mon, Aug 7, 2017 at 12:00 AM, Michal Hocko <mhocko@kernel.org> wrote:
> Any comments? Especially for the arch specific? Has anybody had a chance
> to test this? I do not want to rush this but I would be really glag if
> we could push this work in 4.14 merge window.

Hi Michal,

I'm interested in taking a look at this especially if we might be able
to get rid of vmem_altmap, but this is currently stuck behind some
other work in my queue. I'll try to circle back in the next couple
weeks.

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