[RFC PATCH 2/3] topology: support node_numa_mem() for determining the fallback node

[Christoph Lameter]

On Tue, 18 Feb 2014, Nishanth Aravamudan wrote:

> the performance impact of the underlying NUMA configuration. I guess we
> could special-case memoryless/cpuless configurations somewhat, but I
> don't think there's any reason to do that if we can make memoryless-node
> support work in-kernel?

Well we can make it work in-kernel but it always has been a bit wacky (as
is the idea of numa "memory" nodes without memory).