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Subject: Re: [PATCH v7 4/5] of/fdt: mark hotpluggable memory
References: <1479160961-25840-1-git-send-email-arbab@linux.vnet.ibm.com>
 <1479160961-25840-5-git-send-email-arbab@linux.vnet.ibm.com>
From: Balbir Singh <bsingharora@gmail.com>
Message-ID: <1723a465-fdf6-c12c-afb3-b486fc3a05ae@gmail.com>
Date: Tue, 15 Nov 2016 10:20:39 +1100
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To: Reza Arbab <arbab@linux.vnet.ibm.com>, Michael Ellerman <mpe@ellerman.id.au>, Benjamin Herrenschmidt <benh@kernel.crashing.org>, Paul Mackerras <paulus@samba.org>, Andrew Morton <akpm@linux-foundation.org>, Rob Herring <robh+dt@kernel.org>, Frank Rowand <frowand.list@gmail.com>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>
Cc: linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, devicetree@vger.kernel.org, Bharata B Rao <bharata@linux.vnet.ibm.com>, Nathan Fontenot <nfont@linux.vnet.ibm.com>, Stewart Smith <stewart@linux.vnet.ibm.com>, Alistair Popple <apopple@au1.ibm.com>, "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>, linux-kernel@vger.kernel.org



On 15/11/16 09:02, Reza Arbab wrote:
> When movable nodes are enabled, any node containing only hotpluggable
> memory is made movable at boot time.
> 
> On x86, hotpluggable memory is discovered by parsing the ACPI SRAT,
> making corresponding calls to memblock_mark_hotplug().
> 
> If we introduce a dt property to describe memory as hotpluggable,
> configs supporting early fdt may then also do this marking and use
> movable nodes.
> 
> Signed-off-by: Reza Arbab <arbab@linux.vnet.ibm.com>
> Tested-by: Balbir Singh <bsingharora@gmail.com>

Also

Acked-by: Balbir Singh <bsingharora@gmail.com>

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