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From: Mark Brown <broonie@kernel.org>
To: Catalin Marinas <catalin.marinas@arm.com>,
	 Will Deacon <will@kernel.org>, Marc Zyngier <maz@kernel.org>,
	 Joey Gouly <joey.gouly@arm.com>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	 Shuah Khan <shuah@kernel.org>, Fuad Tabba <tabba@google.com>,
	 Oliver Upton <oupton@kernel.org>
Cc: Peter Maydell <peter.maydell@linaro.org>,
	 linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org,
	 kvmarm@lists.linux.dev, linux-kselftest@vger.kernel.org,
	 linux-kernel@vger.kernel.org, Mark Brown <broonie@kernel.org>
Subject: [PATCH v17 11/14] KVM: selftests: arm64: Add GCS to set_id_regs
Date: Fri, 31 Jul 2026 13:25:49 +0100	[thread overview]
Message-ID: <20260731-arm64-gcs-v17-11-5e39ca01b14e@kernel.org> (raw)
In-Reply-To: <20260731-arm64-gcs-v17-0-5e39ca01b14e@kernel.org>

Now that GCS is configurable via the ID registers update set_id_regs to
cover ID_AA64PFR1_EL1.GCS.

Signed-off-by: Mark Brown <broonie@kernel.org>
---
 tools/testing/selftests/kvm/arm64/set_id_regs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/testing/selftests/kvm/arm64/set_id_regs.c b/tools/testing/selftests/kvm/arm64/set_id_regs.c
index 7429a1055df5..34e59fbbbe89 100644
--- a/tools/testing/selftests/kvm/arm64/set_id_regs.c
+++ b/tools/testing/selftests/kvm/arm64/set_id_regs.c
@@ -154,6 +154,7 @@ static const struct reg_ftr_bits ftr_id_aa64pfr0_el1[] = {
 
 static const struct reg_ftr_bits ftr_id_aa64pfr1_el1[] = {
 	REG_FTR_BITS(FTR_LOWER_SAFE, ID_AA64PFR1_EL1, DF2, 0),
+	REG_FTR_BITS(FTR_LOWER_SAFE, ID_AA64PFR1_EL1, GCS, 0),
 	REG_FTR_BITS(FTR_LOWER_SAFE, ID_AA64PFR1_EL1, CSV2_frac, 0),
 	REG_FTR_BITS(FTR_LOWER_SAFE, ID_AA64PFR1_EL1, SSBS, ID_AA64PFR1_EL1_SSBS_NI),
 	REG_FTR_BITS(FTR_LOWER_SAFE, ID_AA64PFR1_EL1, BT, 0),

-- 
2.47.3


  parent reply	other threads:[~2026-07-31 12:38 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-31 12:25 [PATCH v17 00/14] KVM: arm64: Provide guest support for GCS Mark Brown
2026-07-31 12:25 ` [PATCH v17 01/14] arm64/gcs: Ensure FGTs for EL1 GCS instructions are disabled Mark Brown
2026-07-31 12:25 ` [PATCH v17 02/14] KVM: arm64: Fix FGT mapping for HFGITR_EL2.nGCSEPP Mark Brown
2026-07-31 12:25 ` [PATCH v17 03/14] KVM: arm64: Manage GCS access and registers for guests Mark Brown
2026-07-31 12:25 ` [PATCH v17 04/14] KVM: arm64: Ensure GCS memory effects are visible Mark Brown
2026-07-31 12:25 ` [PATCH v17 05/14] KVM: arm64: Set PSTATE.EXLOCK when entering an exception Mark Brown
2026-07-31 12:25 ` [PATCH v17 06/14] KVM: arm64: Validate GCS exception lock when emulating ERET Mark Brown
2026-07-31 12:25 ` [PATCH v17 07/14] KVM: arm64: Forward GCS exceptions to nested guests Mark Brown
2026-07-31 12:25 ` [PATCH v17 08/14] KVM: arm64: Enforce EXLOCK for SPSR and ELR Mark Brown
2026-07-31 12:25 ` [PATCH v17 09/14] KVM: arm64: Allow GCS to be enabled for guests Mark Brown
2026-07-31 12:25 ` [PATCH v17 10/14] KVM: selftests: arm64: Add GCS registers to get-reg-list Mark Brown
2026-07-31 12:25 ` Mark Brown [this message]
2026-07-31 12:25 ` [PATCH v17 12/14] KVM: selftests: arm64: Only restore SPSR_EL1 and ELR_EL1 if they change Mark Brown
2026-07-31 12:25 ` [PATCH v17 13/14] tools: Synchronise the kernel esr.h Mark Brown
2026-07-31 12:25 ` [PATCH v17 14/14] KVM: selftests: arm64: Add GCS EXLOCK exception emulation test Mark Brown

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