powerpc/numa: Prefer node id queried from vphn
authorSrikar Dronamraju <srikar@linux.vnet.ibm.com>
Tue, 18 Aug 2020 08:11:03 +0000 (13:41 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Wed, 16 Sep 2020 12:05:19 +0000 (22:05 +1000)
commit6398eaa268168b528dd1d3d0e70e61e9c13bea23
treec3a01c1d6744caf0a3591e4e8bb7a308386e8c7d
parenta874f1005ef5dfe53dfd8cda59a6600e89986ecd
powerpc/numa: Prefer node id queried from vphn

Node id queried from the static device tree may not
be correct. For example: it may always show 0 on a shared processor.
Hence prefer the node id queried from vphn and fallback on the device tree
based node id if vphn query fails.

Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200818081104.57888-3-srikar@linux.vnet.ibm.com
arch/powerpc/mm/numa.c