[PATCH v10 1/7] x86, memhp, numa: Online memory-less nodes at boot time.

From: Tang Chen For now, x86 does not support memory-less node. A node without memory will not be onlined, and the cpus on it will be mapped to the other online nodes with memory in init_cpu_to_node(). The reason of doing this is to ensure each cpu has mapped to a node

[PATCH v10 1/7] x86, memhp, numa: Online memory-less nodes at boot time.

From: Tang Chen For now, x86 does not support memory-less node. A node without memory will not be onlined, and the cpus on it will be mapped to the other online nodes with memory in init_cpu_to_node(). The reason of doing this is to ensure each cpu has mapped to a node with memory, so that it