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-rw-r--r--arch/arm64/include/asm/cpufeature.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h
index 1c406e8ae27e..9a555809b89c 100644
--- a/arch/arm64/include/asm/cpufeature.h
+++ b/arch/arm64/include/asm/cpufeature.h
@@ -705,6 +705,11 @@ static inline bool system_supports_generic_auth(void)
cpus_have_const_cap(ARM64_HAS_GENERIC_AUTH);
}
+static inline bool system_has_full_ptr_auth(void)
+{
+ return system_supports_address_auth() && system_supports_generic_auth();
+}
+
static __always_inline bool system_uses_irq_prio_masking(void)
{
return IS_ENABLED(CONFIG_ARM64_PSEUDO_NMI) &&