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-rw-r--r--arch/arm64/kernel/cpufeature.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index 7d7128c65161..4a2ab3f366de 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -2641,6 +2641,17 @@ static const struct arm64_cpu_capabilities arm64_features[] = {
.cpu_enable = cpu_enable_dit,
ARM64_CPUID_FIELDS(ID_AA64PFR0_EL1, DIT, IMP)
},
+ {
+ .desc = "Enhanced Virtualization Traps",
+ .capability = ARM64_HAS_EVT,
+ .type = ARM64_CPUCAP_SYSTEM_FEATURE,
+ .sys_reg = SYS_ID_AA64MMFR2_EL1,
+ .sign = FTR_UNSIGNED,
+ .field_pos = ID_AA64MMFR2_EL1_EVT_SHIFT,
+ .field_width = 4,
+ .min_field_value = ID_AA64MMFR2_EL1_EVT_IMP,
+ .matches = has_cpuid_feature,
+ },
{},
};