From: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: wency@cn.fujitsu.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, rientjes@google.com,
liuj97@gmail.com, len.brown@intel.com, benh@kernel.crashing.org,
paulus@samba.org, minchan.kim@gmail.com,
akpm@linux-foundation.org
Subject: Re: [PATCH 2/4] memory-hotplug: add node_device_release
Date: Fri, 28 Sep 2012 10:30:50 +0900 [thread overview]
Message-ID: <5064FDCA.1020504@jp.fujitsu.com> (raw)
In-Reply-To: <CAHGf_=qbBGjTL9oBHz7AM8BAosbzvn_WAGdAzJ8np-nDPN_KFQ@mail.gmail.com>
Hi Kosaki-san,
2012/09/28 10:13, KOSAKI Motohiro wrote:
> On Thu, Sep 27, 2012 at 8:07 PM, Yasuaki Ishimatsu
> <isimatu.yasuaki@jp.fujitsu.com> wrote:
>> Hi Kosaki-san,
>>
>>
>> 2012/09/28 5:13, KOSAKI Motohiro wrote:
>>>
>>> On Thu, Sep 27, 2012 at 1:45 AM, <wency@cn.fujitsu.com> wrote:
>>>>
>>>> From: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
>>>>
>>>> When calling unregister_node(), the function shows following message at
>>>> device_release().
>>>
>>>
>>> This description doesn't have the "following message".
>>>
>>>
>>
>>>> Device 'node2' does not have a release() function, it is broken and must
>>>> be
>>>> fixed.
>>
>>
>> This is the messages. The message is shown by kobject_cleanup(), when
>> calling
>> unregister_node().
>
> If so, you should quote the message. and don't mix it with your
> subject. Moreover
> your patch title is too silly. "add node_device_release() function" is
> a way. you should
> describe the effect of the patch. e.g. suppress "Device 'nodeXX' does
> not have a release() function" warning.
What you say is correct. We should update subject and changelog.
>
> Moreover, your explanation is still insufficient. Even if
> node_device_release() is empty function, we can get rid of the
> warning.
I don't understand it. How can we get rid of the warning?
> Why do we need this node_device_release() implementation?
I think that this is a manner of releasing object related kobject.
Thanks,
Yasuaki Ishimatsu
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next prev parent reply other threads:[~2012-09-28 1:31 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-27 5:45 [PATCH 0/4] bugfix for memory hotplug wency
2012-09-27 5:45 ` [PATCH 1/4] memory-hotplug: add memory_block_release wency
2012-09-27 10:20 ` Ni zhan Chen
2012-09-28 0:24 ` Yasuaki Ishimatsu
2012-09-28 1:35 ` KOSAKI Motohiro
2012-09-28 3:45 ` Yasuaki Ishimatsu
2012-09-28 6:04 ` Ni zhan Chen
2012-09-28 6:11 ` Yasuaki Ishimatsu
2012-09-28 6:14 ` Ni zhan Chen
2012-09-28 22:30 ` KOSAKI Motohiro
2012-09-27 20:11 ` KOSAKI Motohiro
2012-09-27 5:45 ` [PATCH 2/4] memory-hotplug: add node_device_release wency
2012-09-27 10:38 ` Ni zhan Chen
2012-09-27 20:13 ` KOSAKI Motohiro
2012-09-28 0:07 ` Yasuaki Ishimatsu
2012-09-28 1:13 ` KOSAKI Motohiro
2012-09-28 1:30 ` Yasuaki Ishimatsu [this message]
2012-09-28 1:37 ` KOSAKI Motohiro
2012-09-28 9:55 ` Yasuaki Ishimatsu
2012-09-28 22:19 ` KOSAKI Motohiro
2012-10-01 6:54 ` Yasuaki Ishimatsu
2012-10-01 18:12 ` KOSAKI Motohiro
2012-10-05 1:00 ` Yasuaki Ishimatsu
2012-10-05 18:39 ` KOSAKI Motohiro
2012-09-27 5:45 ` [PATCH 3/4] memory-hotplug: clear hwpoisoned flag when onlining pages wency
2012-09-27 12:27 ` Ni zhan Chen
2012-09-27 20:17 ` KOSAKI Motohiro
2012-09-28 1:53 ` Wen Congyang
2012-09-27 5:45 ` [PATCH 4/4] memory-hotplug: auto offline page_cgroup when onlining memory block failed wency
2012-09-27 12:44 ` Ni zhan Chen
2012-09-27 20:19 ` KOSAKI Motohiro
2012-09-27 21:18 ` [PATCH 0/4] bugfix for memory hotplug Andrew Morton
2012-09-29 2:31 ` Ni zhan Chen
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