From: Oliver Upton <oupton@kernel.org>
To: kvmarm@lists.linux.dev
Cc: Marc Zyngier <maz@kernel.org>, Joey Gouly <joey.gouly@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Oliver Upton <oupton@kernel.org>
Subject: [PATCH v3 05/15] KVM: arm64: nv: Advertise support for FEAT_XNX
Date: Mon, 24 Nov 2025 11:01:47 -0800 [thread overview]
Message-ID: <20251124190158.177318-6-oupton@kernel.org> (raw)
In-Reply-To: <20251124190158.177318-1-oupton@kernel.org>
Everything is in place to support FEAT_XNX, advertise support.
Signed-off-by: Oliver Upton <oupton@kernel.org>
---
arch/arm64/kvm/nested.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/arm64/kvm/nested.c b/arch/arm64/kvm/nested.c
index 92b2a69f0b89..08839a320a45 100644
--- a/arch/arm64/kvm/nested.c
+++ b/arch/arm64/kvm/nested.c
@@ -1559,7 +1559,6 @@ u64 limit_nv_id_reg(struct kvm *kvm, u32 reg, u64 val)
val &= ~(ID_AA64MMFR1_EL1_CMOW |
ID_AA64MMFR1_EL1_nTLBPA |
ID_AA64MMFR1_EL1_ETS |
- ID_AA64MMFR1_EL1_XNX |
ID_AA64MMFR1_EL1_HAFDBS);
/* FEAT_E2H0 implies no VHE */
if (test_bit(KVM_ARM_VCPU_HAS_EL2_E2H0, kvm->arch.vcpu_features))
--
2.47.3
next prev parent reply other threads:[~2025-11-24 19:02 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-24 19:01 [PATCH v3 00/15] KVM: arm64: nv: Implement FEAT_XNX and FEAT_HAF Oliver Upton
2025-11-24 19:01 ` [PATCH v3 01/15] arm64: Detect FEAT_XNX Oliver Upton
2025-11-24 19:01 ` [PATCH v3 02/15] KVM: arm64: Add support for FEAT_XNX stage-2 permissions Oliver Upton
2025-11-24 19:01 ` [PATCH v3 03/15] KVM: arm64: nv: Forward FEAT_XNX permissions to the shadow stage-2 Oliver Upton
2025-11-24 19:01 ` [PATCH v3 04/15] KVM: arm64: Teach ptdump about FEAT_XNX permissions Oliver Upton
2025-11-25 17:39 ` Nathan Chancellor
2025-11-24 19:01 ` Oliver Upton [this message]
2025-11-24 19:01 ` [PATCH v3 06/15] KVM: arm64: Call helper for reading descriptors directly Oliver Upton
2025-11-24 19:01 ` [PATCH v3 07/15] KVM: arm64: nv: Stop passing vCPU through void ptr in S2 PTW Oliver Upton
2025-11-24 19:01 ` [PATCH v3 08/15] KVM: arm64: Handle endianness in read helper for emulated PTW Oliver Upton
2025-11-24 19:01 ` [PATCH v3 09/15] KVM: arm64: nv: Use pgtable definitions in stage-2 walk Oliver Upton
2025-11-24 19:01 ` [PATCH v3 10/15] KVM: arm64: Add helper for swapping guest descriptor Oliver Upton
2025-11-24 19:01 ` [PATCH v3 11/15] KVM: arm64: Propagate PTW errors up to AT emulation Oliver Upton
2025-11-24 19:01 ` [PATCH v3 12/15] KVM: arm64: Implement HW access flag management in stage-1 SW PTW Oliver Upton
2025-11-24 19:01 ` [PATCH v3 13/15] KVM: arm64: nv: Implement HW access flag management in stage-2 " Oliver Upton
2025-11-24 19:01 ` [PATCH v3 14/15] KVM: arm64: nv: Expose hardware access flag management to NV guests Oliver Upton
2025-11-24 19:01 ` [PATCH v3 15/15] KVM: arm64: selftests: Add test for AT emulation Oliver Upton
2026-02-28 9:43 ` Zenghui Yu
2026-03-17 12:51 ` Zenghui Yu
2025-11-24 21:25 ` [PATCH v3 00/15] KVM: arm64: nv: Implement FEAT_XNX and FEAT_HAF Marc Zyngier
2025-11-24 22:44 ` Oliver Upton
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