On Thu, 2017-04-06 at 14:14:49 UTC, Anshuman Khandual wrote:

Add some explaination to the layout of vmemmap virtual address
space and how physical page mapping is only used for valid PFNs
present at any point on the system.

Reviewed-by: Aneesh Kumar K.V <redacted>
Signed-off-by: Anshuman Khandual <redacted>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/b0f36c10de8d9bd271ae261604d4e4

cheers