powerpc/numa: NUMA topology support for PowerNV
This patch adds support for numa topology on powernv platforms running OPAL formware. It checks for the type of platform at run time and sets the affinity form correctly so that NUMA topology can be discovered correctly. Signed-off-by: NDipankar Sarma <dipankar@in.ibm.com> Signed-off-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org>
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