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(parent: ce95161) | patch
arm64: Add HWCAP advertising FEAT_WFXT
authorMarc Zyngier <maz@kernel.org>
Wed, 20 Apr 2022 12:21:12 +0000 (13:21 +0100)
committerMarc Zyngier <maz@kernel.org>
Wed, 20 Apr 2022 12:24:44 +0000 (13:24 +0100)
commitd6aa656b2016cf17f5910547eed7b4aea1e9c961
treea40971e4b2c56ea563a3c573a2ad5f606982021ftree | snapshot
parentce9516132f308844234faeef7fa6bc69584e5424commit | diff
arm64: Add HWCAP advertising FEAT_WFXT

In order to allow userspace to enjoy WFET, add a new HWCAP that
advertises it when available.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20220419182755.601427-9-maz@kernel.org
Documentation/arm64/cpu-feature-registers.rst diff | blob | history
Documentation/arm64/elf_hwcaps.rst diff | blob | history
arch/arm64/include/asm/hwcap.h diff | blob | history
arch/arm64/include/uapi/asm/hwcap.h diff | blob | history
arch/arm64/kernel/cpufeature.c diff | blob | history
arch/arm64/kernel/cpuinfo.c diff | blob | history
arch/arm64/tools/cpucaps diff | blob | history
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