diff options
| -rw-r--r-- | arch/powerpc/mm/numa.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 9f0127cfb978..481951ac3e55 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -933,6 +933,16 @@ void __init mem_topology_setup(void) { int cpu; + /* + * Linux/mm assumes node 0 to be online at boot. However this is not + * true on PowerPC, where node 0 is similar to any other node, it + * could be cpuless, memoryless node. So force node 0 to be offline + * for now. This will prevent cpuless, memoryless node 0 showing up + * unnecessarily as online. If a node has cpus or memory that need + * to be online, then node will anyway be marked online. + */ + node_set_offline(0); + if (parse_numa_properties()) setup_nonnuma(); |