[v6 02/15] x86/mm: setting fields in deferred pages

[Pasha Tatashin]

On 08/14/2017 07:43 AM, Michal Hocko wrote:
>> register_page_bootmem_info
>>   register_page_bootmem_info_node
>>    get_page_bootmem
>>     .. setting fields here ..
>>     such as: page->freelist = (void *)type;
>>
>> free_all_bootmem()
>>   free_low_memory_core_early()
>>    for_each_reserved_mem_region()
>>     reserve_bootmem_region()
>>      init_reserved_page() <- Only if this is deferred reserved page
>>       __init_single_pfn()
>>        __init_single_page()
>>            memset(0) <-- Loose the set fields here!
> OK, I have missed that part. Please make it explicit in the changelog.
> It is quite easy to get lost in the deep call chains.

Ok, will update comment.