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(parent: 4d51ff5) | patch
arm64/hwcaps: Add MTE_STORE_ONLY hwcaps
authorYeoreum Yun <yeoreum.yun@arm.com>
Wed, 18 Jun 2025 09:29:53 +0000 (10:29 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Wed, 2 Jul 2025 17:49:04 +0000 (18:49 +0100)
commitf620372209bfe5b1c468540320a0bc3549d6afc7
tree7981782b174c36e1319c76e98b432da181947b0btree
parent4d51ff5bba00a13ca9b0b24883fa7adb07a167fccommit | diff
arm64/hwcaps: Add MTE_STORE_ONLY hwcaps

Since ARMv8.9, FEAT_MTE_STORE_ONLY can be used to restrict raise of tag
check fault on store operation only.

add MTE_STORE_ONLY hwcaps so that user can use this feature.

Signed-off-by: Yeoreum Yun <yeoreum.yun@arm.com>
Link: https://lore.kernel.org/r/20250618092957.2069907-5-yeoreum.yun@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Documentation/arch/arm64/elf_hwcaps.rst diff | blob | blame | history
arch/arm64/include/asm/hwcap.h diff | blob | blame | history
arch/arm64/include/uapi/asm/hwcap.h diff | blob | blame | history
arch/arm64/kernel/cpufeature.c diff | blob | blame | history
arch/arm64/kernel/cpuinfo.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git