powerpc: Set missing wakeup bit in LPCR on POWER9

[Michael Ellerman]

On Mon, 2016-11-21 at 07:08:05 UTC, Benjamin Herrenschmidt wrote:
> There is a new bit, LPCR_PECEu0, which controls wakeup from STOP
> states on Hypervisor Virtualization Interrupts (which happen to
> also be all external interrupts in host or bare metal mode).
> 
> It needs to be set or we will miss wakeups.
> 
> Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/7a43906f5cbfb74712af168988455e

cheers