linux-kernel - Re: [PATCH 4/4] acpi,memory-hotplug : store the node id in acpi_memory

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Date:	Mon, 08 Oct 2012 14:47:25 +0800
From:	Wen Congyang <wency@...fujitsu.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
CC:	Yasuaki Ishimatsu <isimatu.yasuaki@...fujitsu.com>, x86@...nel.org,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org, rientjes@...gle.com, liuj97@...il.com,
	len.brown@...el.com, cl@...ux.com, minchan.kim@...il.com,
	akpm@...ux-foundation.org
Subject: Re: [PATCH 4/4] acpi,memory-hotplug : store the node id in acpi_memory_device

At 10/06/2012 02:56 AM, KOSAKI Motohiro Wrote:
> On Wed, Oct 3, 2012 at 6:11 AM, Yasuaki Ishimatsu
> <isimatu.yasuaki@...fujitsu.com> wrote:
>> From: Wen Congyang <wency@...fujitsu.com>
>>
>> The memory device has only one node id. Store the node id when
>> enable the memory device, and we can reuse it when removing the
>> memory device.
> 
> You don't explain why we need this. Then nobody can review nor ack.
> 

This patch doesn't fix any problem. Its purpose is: avoid to calculate
the node id twice.

Thanks
Wen Congyang
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