On Sat, 29 Aug 2020 14:00:16 +0100, Valentin Schneider wrote: > In the absence of ACPI or DT topology data, we fallback to haphazardly > decoding *something* out of MPIDR. Sadly, the contents of that register are > mostly unusable due to the implementation leniancy and things like Aff0 > having to be capped to 15 (despite being encoded on 8 bits). > > Consider a simple system with a single package of 32 cores, all under the > same LLC. We ought to be shoving them in the same core_sibling mask, but > MPIDR is going to look like: > > [...]
Applied to arm64 (for-next/topology), thanks! [1/1] arm64: topology: Stop using MPIDR for topology information https://git.kernel.org/arm64/c/3102bc0e6ac7 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev