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| author |   Joey Gouly <joey.gouly@arm.com> | 2024-08-22 16:10:54 +0100 |
|---|---|---|
| committer |   Will Deacon <will@kernel.org> | 2024-09-04 12:52:40 +0100 |
| commit | bf83dae90fbc01d66477a3440eaad07da6657fdc (patch) | |
| tree | 87f4088a1416d0121c55a928556b39a955e9f090 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | mm: use ARCH_PKEY_BITS to define VM_PKEY_BITN (diff) | |
| download | wireguard-linux-bf83dae90fbc01d66477a3440eaad07da6657fdc.tar.xz wireguard-linux-bf83dae90fbc01d66477a3440eaad07da6657fdc.zip | |
arm64: enable the Permission Overlay Extension for EL0
Expose a HWCAP and ID_AA64MMFR3_EL1_S1POE to userspace, so they can be used to
check if the CPU supports the feature.
Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Link: https://lore.kernel.org/r/20240822151113.1479789-12-joey.gouly@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions