Re: [PATCH 04/14] mm, memory_hotplug: get rid of is_zone_device_section

[Wei Yang]

On Wed, Jun 14, 2017 at 08:32:06AM +0200, Michal Hocko wrote:
>On Wed 14-06-17 14:12:59, Wei Yang wrote:
>[...]
>> Hi, Michal
>> 
>> Not sure you missed this one or you think this is fine.
>> 
>> Hmm... this will not happen since we must offline a whole memory_block?
>
>yes
>
>> So the memory_hotplug/unplug unit is memory_block instead of mem_section?
>
>yes.

If this is true, the check_hotplug_memory_range() should be fixed too.

This function just makes sure the range is section aligned, instead of
memory_block aligned.

>-- 
>Michal Hocko
>SUSE Labs

-- 
Wei Yang
Help you, Help me

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