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(parent: 19272b3) | patch
arm64/cpufeature: Add FEAT_MTE_TAGGED_FAR feature
authorYeoreum Yun <yeoreum.yun@arm.com>
Wed, 18 Jun 2025 08:45:04 +0000 (09:45 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Wed, 2 Jul 2025 16:44:10 +0000 (17:44 +0100)
commit66984536899f49d388424cf9b158b0a664217cf6
treea9cd4726f7bc2ee309ce2a2a74f0d6da30e96771tree
parent19272b37aa4f83ca52bdf9c16d5d81bdd1354494commit | diff
arm64/cpufeature: Add FEAT_MTE_TAGGED_FAR feature

Add FEAT_MTE_TAGGED_FAR cpucap which makes FAR_ELx report
all non-address bits on a synchronous MTE tag check fault since Armv8.9

Signed-off-by: Yeoreum Yun <yeoreum.yun@arm.com>
Acked-by: Yury Khrustalev <yury.khrustalev@arm.com>
Link: https://lore.kernel.org/r/20250618084513.1761345-2-yeoreum.yun@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/kernel/cpufeature.c diff | blob | blame | history
arch/arm64/tools/cpucaps diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)