Oliver O'Halloran <ooh...@gmail.com> writes: > Traditionally we have only ever tracked which CPUs are in the same core > (cpu_sibling_mask) and on the same die (cpu_core_mask). For Power9 we > need to be aware of which CPUs share cache with each other so this patch > adds cpu_cache_mask and the underlying cpu_cache_map variable to track > this.
But which cache? Some CPUs on Power8 share L3, or L4. I think just call it cpu_l2cache_map to make it explicit. cheers
