Re: [PATCH v2 05/20] x86, mm: introduce vmem_altmap to augment vmemmap_populate()

2015-10-19 Thread Williams, Dan J
On Fri, 2015-10-09 at 20:55 -0400, Dan Williams wrote: > In support of providing struct page for large persistent memory > capacities, use struct vmem_altmap to change the default policy for > allocating memory for the memmap array. The default vmemmap_populate() > allocates page table storage are

[PATCH v2 05/20] x86, mm: introduce vmem_altmap to augment vmemmap_populate()

2015-10-09 Thread Dan Williams
In support of providing struct page for large persistent memory capacities, use struct vmem_altmap to change the default policy for allocating memory for the memmap array. The default vmemmap_populate() allocates page table storage area from the page allocator. Given persistent memory capacities