On 4/16/22 20:49, Davidlohr Bueso wrote: > This allows userspace to know if the node is considered fast > memory (with CPUs attached to it). While this can be already > derived without a new file, this helps further encapsulate the > concept. What is userspace supposed to *do* with this, though? What does "attached" mean? Isn't it just asking for trouble to add (known) redundancy to the ABI? It seems like a recipe for future inconsistency.