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(parent: b0ab73a) | patch
arm64/hwcap: Add support for FEAT_RPRFM
authorMark Brown <broonie@kernel.org>
Mon, 17 Oct 2022 15:25:17 +0000 (16:25 +0100)
committerWill Deacon <will@kernel.org>
Wed, 9 Nov 2022 17:54:53 +0000 (17:54 +0000)
commit939e4649d4fd54b622d08cd57100828df7a82074
tree9c666e59473a24b56e452a67607d038dc7ca6908tree | snapshot
parentb0ab73a5479fdf6b42babaccf22b4fa88f5a20a6commit | diff
arm64/hwcap: Add support for FEAT_RPRFM

FEAT_RPRFM adds a new range prefetch hint within the existing PRFM space
for range prefetch hinting. Add a new hwcap to allow userspace to discover
support for the new instruction.

Signed-off-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20221017152520.1039165-4-broonie@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
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/sysreg diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git