powerpc: Set crashkernel offset to mid of RMA region

[Michael Ellerman]

On Fri, 4 Feb 2022 14:26:01 +0530, Sourabh Jain wrote:
> On large config LPARs (having 192 and more cores), Linux fails to boot
> due to insufficient memory in the first memblock. It is due to the
> memory reservation for the crash kernel which starts at 128MB offset of
> the first memblock. This memory reservation for the crash kernel doesn't
> leave enough space in the first memblock to accommodate other essential
> system resources.
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc: Set crashkernel offset to mid of RMA region
      https://git.kernel.org/powerpc/c/7c5ed82b800d8615cdda00729e7b62e5899f0b13

cheers