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-rw-r--r--Documentation/arm64/cpu-feature-registers.rst2
-rw-r--r--Documentation/arm64/elf_hwcaps.rst4
2 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/arm64/cpu-feature-registers.rst b/Documentation/arm64/cpu-feature-registers.rst
index 749ae970c319..04ba83e1965f 100644
--- a/Documentation/arm64/cpu-feature-registers.rst
+++ b/Documentation/arm64/cpu-feature-registers.rst
@@ -290,6 +290,8 @@ infrastructure:
+------------------------------+---------+---------+
| RPRES | [7-4] | y |
+------------------------------+---------+---------+
+ | WFXT | [3-0] | y |
+ +------------------------------+---------+---------+
Appendix I: Example
diff --git a/Documentation/arm64/elf_hwcaps.rst b/Documentation/arm64/elf_hwcaps.rst
index a8f30963e550..af3ab524e826 100644
--- a/Documentation/arm64/elf_hwcaps.rst
+++ b/Documentation/arm64/elf_hwcaps.rst
@@ -264,6 +264,10 @@ HWCAP2_MTE3
Functionality implied by ID_AA64PFR1_EL1.MTE == 0b0011, as described
by Documentation/arm64/memory-tagging-extension.rst.
+HWCAP2_WFXT
+
+ Functionality implied by ID_AA64ISAR2_EL1.WFXT == 0b0010.
+
4. Unused AT_HWCAP bits
-----------------------