[1/2] powerpc/lib: Implement PMEM API

[Michael Ellerman]

On Thu, 2017-10-19 at 07:13:54 UTC, Oliver O'Halloran wrote:
> Implement the architecture specific cache maintence functions that make
> up the "PMEM API". Currently the writeback and invalidate functions
> are the same since the function of the DCBST (data cache block store)
> instruction is typically interpreted as "writeback to the point of
> coherency" rather than to memory. As a result implementing the API
> requires a full cache flush rather than just a cache write back. This
> will probably change in the not-too-distant future.
> 
> Signed-off-by: Oliver O'Halloran <oohall at gmail.com>

Series applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/32ce3862af3c42a3890e99846a8d1a

cheers