From: Fuad Tabba <tabba@google.com>
To: kvmarm@lists.linux.dev
Cc: maz@kernel.org, oliver.upton@linux.dev, james.morse@arm.com,
suzuki.poulose@arm.com, yuzenghui@huawei.com,
catalin.marinas@arm.com, will@kernel.org, eric.auger@redhat.com,
jingzhangos@google.com, joey.gouly@arm.com, tabba@google.com,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v1 6/6] KVM: arm64: Mark features as supported for protected VMs
Date: Tue, 5 Dec 2023 10:22:48 +0000 [thread overview]
Message-ID: <20231205102248.1915895-7-tabba@google.com> (raw)
In-Reply-To: <20231205102248.1915895-1-tabba@google.com>
Add features supported for protected VMs to the allow list.
Signed-off-by: Fuad Tabba <tabba@google.com>
---
arch/arm64/kvm/hyp/include/nvhe/fixed_config.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h b/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h
index e91922daa8ca..e628541585fc 100644
--- a/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h
+++ b/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h
@@ -101,6 +101,7 @@
* - Privileged Access Never
* - SError interrupt exceptions from speculative reads
* - Enhanced Translation Synchronization
+ * - Control for cache maintenance permission
*/
#define PVM_ID_AA64MMFR1_ALLOW (\
ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_HAFDBS) | \
@@ -108,7 +109,8 @@
ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_HPDS) | \
ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_PAN) | \
ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_SpecSEI) | \
- ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_ETS) \
+ ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_ETS) | \
+ ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_CMOW) \
)
/*
--
2.43.0.rc2.451.g8631bc7472-goog
prev parent reply other threads:[~2023-12-05 10:23 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-05 10:22 [PATCH v1 0/6] KVM: arm64: Fixes to fine grain traps and pKVM traps Fuad Tabba
2023-12-05 10:22 ` [PATCH v1 1/6] KVM: arm64: Update and fix FGT register masks Fuad Tabba
2023-12-05 11:19 ` Marc Zyngier
2023-12-05 11:48 ` Fuad Tabba
2023-12-05 10:22 ` [PATCH v1 2/6] KVM: arm64: Add bit masks for HAFGRTR_EL2 Fuad Tabba
2023-12-05 10:22 ` [PATCH v1 3/6] KVM: arm64: Add build validation for trap mask values Fuad Tabba
2023-12-05 10:22 ` [PATCH v1 4/6] KVM: arm64: Calculate FGT RES0 Bits Fuad Tabba
2023-12-05 10:22 ` [PATCH v1 5/6] KVM: arm64: Trap external trace for protected VMs Fuad Tabba
2023-12-05 10:22 ` Fuad Tabba [this message]
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