Re: [PATCH v3 0/9] bugfix for memory hotplug

[Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>]

2012/10/19 17:45, Wen Congyang wrote:
> At 10/19/2012 04:19 PM, Yasuaki Ishimatsu Wrote:
>> 2012/10/19 17:06, Yasuaki Ishimatsu wrote:
>>> Hi Wen,
>>>
>>> Some bug fix patches have been merged into linux-next.
>>> So the patches confuse me.
> 
> Sorry, I don't check linux-next tree.
> 
>>
>> The following patches have been already merged into linux-next
>> and mm-tree as long as I know.
>>
>>>> Wen Congyang (6):
>>>>      clear the memory to store struct page
>>
>>
>>>>      memory-hotplug: skip HWPoisoned page when offlining pages
>>
>> mm-tree
> 
> Hmm, I don't find this patch in this URL:
> http://www.ozlabs.org/~akpm/mmotm/broken-out/
> 
> Do I miss something?

But Andrew announced that the patch was merged in mm-tree.
And you received the announcement.

>>
>>>>      memory-hotplug: update mce_bad_pages when removing the memory
>>
>>>>      memory-hotplug: auto offline page_cgroup when onlining memory block
>>>>        failed
>>
>> mm-tree
>>
>>>>      memory-hotplug: fix NR_FREE_PAGES mismatch
>>
>> mm-tree
>>
>>>>      memory-hotplug: allocate zone's pcp before onlining pages
>>
>> mm-tree
>>
>>>>
>>>> Yasuaki Ishimatsu (3):
>>>>      suppress "Device memoryX does not have a release() function" warning
>>
>> linux-next
>>
>>>>      suppress "Device nodeX does not have a release() function" warning
>>>>      memory-hotplug: flush the work for the node when the node is offlined
>>
>> linux-next
> 
> I split this patch to two patches according to kosaki's comment.

Yeah, I know. But is the patch really need now?

Thanks,
Yasuaki Ishimatsu

> 
> Thanks
> Wen Congyang
> 
>>
>> Thanks,
>> Yasuaki Ishimatsu
>>
>>> Why did you send same patches again?
>>>
>>> Thanks,
>>> Yasuaki Ishimatsu
>>>
>>> 2012/10/19 15:46, wency@cn.fujitsu.com wrote:
>>>> From: Wen Congyang <wency@cn.fujitsu.com>
>>>>
>>>> Changes from v2 to v3:
>>>>      Merge the bug fix from ishimatsu to this patchset(Patch 1-3)
>>>>      Patch 3: split it from patch as it fixes another bug.
>>>>      Patch 4: new patch, and fix bad-page state when hotadding a memory
>>>>               device after hotremoving it. I forgot to post this patch in v2.
>>>>      Patch 6: update it according to Dave Hansen's comment.
>>>>
>>>> Changes from v1 to v2:
>>>>      Patch 1: updated according to kosaki's suggestion
>>>>
>>>>      Patch 2: new patch, and update mce_bad_pages when removing memory.
>>>>
>>>>      Patch 4: new patch, and fix a NR_FREE_PAGES mismatch, and this bug
>>>>               cause oom in my test.
>>>>
>>>>      Patch 5: new patch, and fix a new bug. When repeating to online/offline
>>>>               pages, the free pages will continue to decrease.
>>>>
>>>> Wen Congyang (6):
>>>>      clear the memory to store struct page
>>>>      memory-hotplug: skip HWPoisoned page when offlining pages
>>>>      memory-hotplug: update mce_bad_pages when removing the memory
>>>>      memory-hotplug: auto offline page_cgroup when onlining memory block
>>>>        failed
>>>>      memory-hotplug: fix NR_FREE_PAGES mismatch
>>>>      memory-hotplug: allocate zone's pcp before onlining pages
>>>>
>>>> Yasuaki Ishimatsu (3):
>>>>      suppress "Device memoryX does not have a release() function" warning
>>>>      suppress "Device nodeX does not have a release() function" warning
>>>>      memory-hotplug: flush the work for the node when the node is offlined
>>>>
>>>>     drivers/base/memory.c          |    9 ++++++++-
>>>>     drivers/base/node.c            |   11 +++++++++++
>>>>     include/linux/page-isolation.h |   10 ++++++----
>>>>     mm/memory-failure.c            |    2 +-
>>>>     mm/memory_hotplug.c            |   14 ++++++++------
>>>>     mm/page_alloc.c                |   37 ++++++++++++++++++++++++++++---------
>>>>     mm/page_cgroup.c               |    3 +++
>>>>     mm/page_isolation.c            |   27 ++++++++++++++++++++-------
>>>>     mm/sparse.c                    |   22 +++++++++++++++++++++-
>>>>     9 files changed, 106 insertions(+), 29 deletions(-)
>>>>
>>>
>>>
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>>
>>
>>
> 


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