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authorCatalin Marinas <catalin.marinas@arm.com>2025-07-24 16:03:34 +0100
committerCatalin Marinas <catalin.marinas@arm.com>2025-07-24 16:03:34 +0100
commit5b1ae9de71335865d06ff0e60eadcf368a735edf (patch)
treeba90ccef6b9d755f51602c4358efb93e2d4bacfe /Documentation/arch
parent3ae8cef210dd52ae95fd5a87f9bea0932bd4e470 (diff)
parent1f488fb91378e923dd67870292dcc36df85a814e (diff)
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Merge branch 'for-next/feat_mte_store_only' into for-next/core
* for-next/feat_mte_store_only: : MTE feature to restrict tag checking to store only operations kselftest/arm64/mte: Add MTE_STORE_ONLY testcases kselftest/arm64/mte: Preparation for mte store only test kselftest/arm64/abi: Add MTE_STORE_ONLY feature hwcap test KVM: arm64: Expose MTE_STORE_ONLY feature to guest arm64/hwcaps: Add MTE_STORE_ONLY hwcaps arm64/kernel: Support store-only mte tag check prctl: Introduce PR_MTE_STORE_ONLY arm64/cpufeature: Add MTE_STORE_ONLY feature
Diffstat (limited to 'Documentation/arch')
-rw-r--r--Documentation/arch/arm64/elf_hwcaps.rst3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/arch/arm64/elf_hwcaps.rst b/Documentation/arch/arm64/elf_hwcaps.rst
index 358f5af035ff..f58ada4d6cb2 100644
--- a/Documentation/arch/arm64/elf_hwcaps.rst
+++ b/Documentation/arch/arm64/elf_hwcaps.rst
@@ -438,6 +438,9 @@ HWCAP2_POE
HWCAP3_MTE_FAR
Functionality implied by ID_AA64PFR2_EL1.MTEFAR == 0b0001.
+HWCAP3_MTE_STORE_ONLY
+ Functionality implied by ID_AA64PFR2_EL1.MTESTOREONLY == 0b0001.
+
4. Unused AT_HWCAP bits
-----------------------