linux-kernel - Re: [RFC PATCH 3/5] mm, memory_hotplug: allocate memmap from the added memory range for sparse-vmemmap

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Message-Id: <20170726114903.GI3218@osiris>
Date:   Wed, 26 Jul 2017 13:49:03 +0200
From:   Heiko Carstens <heiko.carstens@...ibm.com>
To:     Michal Hocko <mhocko@...nel.org>, linux-mm@...ck.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Mel Gorman <mgorman@...e.de>, Vlastimil Babka <vbabka@...e.cz>,
        Andrea Arcangeli <aarcange@...hat.com>,
        Jerome Glisse <jglisse@...hat.com>,
        Reza Arbab <arbab@...ux.vnet.ibm.com>,
        Yasuaki Ishimatsu <yasu.isimatu@...il.com>,
        qiuxishi@...wei.com, Kani Toshimitsu <toshi.kani@....com>,
        slaoub@...il.com, Joonsoo Kim <js1304@...il.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Daniel Kiper <daniel.kiper@...cle.com>,
        Igor Mammedov <imammedo@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Michal Hocko <mhocko@...e.com>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Dan Williams <dan.j.williams@...el.com>,
        "H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...hat.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Paul Mackerras <paulus@...ba.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Gerald Schaefer <gerald.schaefer@...ibm.com>
Subject: Re: [RFC PATCH 3/5] mm, memory_hotplug: allocate memmap from the
 added memory range for sparse-vmemmap

On Wed, Jul 26, 2017 at 01:45:39PM +0200, Heiko Carstens wrote:
> > Please note that only the memory hotplug is currently using this
> > allocation scheme. The boot time memmap allocation could use the same
> > trick as well but this is not done yet.
> 
> Which kernel are these patches based on? I tried linux-next and Linus'
> vanilla tree, however the series does not apply.

I found the answer to this question in the meantime.. sorry ;)