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(parent: b1fabef) | patch
arm64/kernel: Support store-only mte tag check
authorYeoreum Yun <yeoreum.yun@arm.com>
Wed, 18 Jun 2025 09:29:52 +0000 (10:29 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Wed, 2 Jul 2025 17:49:04 +0000 (18:49 +0100)
commit4d51ff5bba00a13ca9b0b24883fa7adb07a167fc
treeebf0c454f1a2124b318b70c82965cdb5b4fef521tree
parentb1fabef37bd504f378a203fd8b9227b8fa65b193commit | diff
arm64/kernel: Support store-only mte tag check

Introduce new flag -- MTE_CTRL_STORE_ONLY used to set store-only tag check.
This flag isn't overridden by prefered tcf flag setting but set together
with prefered setting of way to report tag check fault.

Signed-off-by: Yeoreum Yun <yeoreum.yun@arm.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20250618092957.2069907-4-yeoreum.yun@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/include/asm/processor.h diff | blob | blame | history
arch/arm64/kernel/mte.c diff | blob | blame | history
arch/arm64/kernel/process.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)