linux-kernel - Re: [PATCH 1/4] acpi,memory-hotplug : add memory offline code to acpi_memory_device

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Date:	Wed, 17 Oct 2012 05:18:51 -0400
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Wen Congyang <wency@...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 1/4] acpi,memory-hotplug : add memory offline code to acpi_memory_device_remove()

>>>>> Hmm, it doesn't move the code. It just reuse the code in acpi_memory_powerdown_device().
>>>>
>>>> Even if reuse or not reuse, you changed the behavior. If any changes
>>>> has no good rational, you cannot get an ack.
>>>
>>> I don't understand this? IIRC, the behavior isn't changed.
>>
>> Heh, please explain why do you think so.
>
> We just introduce a function, and move codes from acpi_memory_disable_device() to the new
> function. We call the new function in acpi_memory_disable_device(), so the function
> acpi_memory_disable_device()'s behavior isn't changed.
>
> Maybe I don't understand what do you want to say.

Ok, now you agreed you moved the code, yes? So then, you should explain why
your code moving makes zero impact other acpi_memory_disable_device() caller.
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