ACPI 6.3 adds a flag to the CPU node to indicate whether
the given CPU is a thread. Add a function to return that
information for a given linux logical CPU and then utilize
it while building the arm64 topology.
v1->v2:
Return ENOENT instead on ENONET.
Jeremy Linton (2):
ACPI/PPTT: Add support for ACPI 6.3 thread flag
arm64: topology: Use PPTT to determine if PE is a thread
arch/arm64/kernel/topology.c | 8 ++++--
drivers/acpi/pptt.c | 53 +++++++++++++++++++++++++++++++++++-
include/linux/acpi.h | 5 ++++
3 files changed, 62 insertions(+), 4 deletions(-)
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2.21.0
