From: Mark Brown <broonie@kernel.org>
To: Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, Marc Zyngier <maz@kernel.org>,
Oliver Upton <oliver.upton@linux.dev>,
James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Jonathan Corbet <corbet@lwn.net>, Shuah Khan <shuah@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Dave Martin <dave.martin@arm.com>,
kvmarm@lists.linux.dev, linux-doc@vger.kernel.org,
linux-kselftest@vger.kernel.org, Mark Brown <broonie@kernel.org>
Subject: [PATCH v4 07/14] kselftest/arm64: Handle FPMR context in generic signal frame parser
Date: Mon, 22 Jan 2024 16:28:10 +0000 [thread overview]
Message-ID: <20240122-arm64-2023-dpisa-v4-7-776e094861df@kernel.org> (raw)
In-Reply-To: <20240122-arm64-2023-dpisa-v4-0-776e094861df@kernel.org>
Teach the generic signal frame parsing code about the newly added FPMR
frame, avoiding warnings every time one is generated.
Signed-off-by: Mark Brown <broonie@kernel.org>
---
tools/testing/selftests/arm64/signal/testcases/testcases.c | 8 ++++++++
tools/testing/selftests/arm64/signal/testcases/testcases.h | 1 +
2 files changed, 9 insertions(+)
diff --git a/tools/testing/selftests/arm64/signal/testcases/testcases.c b/tools/testing/selftests/arm64/signal/testcases/testcases.c
index 9f580b55b388..674b88cc8c39 100644
--- a/tools/testing/selftests/arm64/signal/testcases/testcases.c
+++ b/tools/testing/selftests/arm64/signal/testcases/testcases.c
@@ -209,6 +209,14 @@ bool validate_reserved(ucontext_t *uc, size_t resv_sz, char **err)
zt = (struct zt_context *)head;
new_flags |= ZT_CTX;
break;
+ case FPMR_MAGIC:
+ if (flags & FPMR_CTX)
+ *err = "Multiple FPMR_MAGIC";
+ else if (head->size !=
+ sizeof(struct fpmr_context))
+ *err = "Bad size for fpmr_context";
+ new_flags |= FPMR_CTX;
+ break;
case EXTRA_MAGIC:
if (flags & EXTRA_CTX)
*err = "Multiple EXTRA_MAGIC";
diff --git a/tools/testing/selftests/arm64/signal/testcases/testcases.h b/tools/testing/selftests/arm64/signal/testcases/testcases.h
index a08ab0d6207a..7727126347e0 100644
--- a/tools/testing/selftests/arm64/signal/testcases/testcases.h
+++ b/tools/testing/selftests/arm64/signal/testcases/testcases.h
@@ -19,6 +19,7 @@
#define ZA_CTX (1 << 2)
#define EXTRA_CTX (1 << 3)
#define ZT_CTX (1 << 4)
+#define FPMR_CTX (1 << 5)
#define KSFT_BAD_MAGIC 0xdeadbeef
--
2.30.2
next prev parent reply other threads:[~2024-01-22 16:28 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-22 16:28 [PATCH v4 00/14] arm64: Support for 2023 DPISA extensions Mark Brown
2024-01-22 16:28 ` [PATCH v4 01/14] arm64/cpufeature: Hook new identification registers up to cpufeature Mark Brown
2024-01-22 16:28 ` [PATCH v4 02/14] arm64/fpsimd: Enable host kernel access to FPMR Mark Brown
2024-02-23 11:34 ` Marc Zyngier
2024-01-22 16:28 ` [PATCH v4 03/14] arm64/fpsimd: Support FEAT_FPMR Mark Brown
2024-02-23 11:07 ` Marc Zyngier
2024-03-06 16:41 ` Mark Brown
2024-01-22 16:28 ` [PATCH v4 04/14] arm64/signal: Add FPMR signal handling Mark Brown
2024-01-22 16:28 ` [PATCH v4 05/14] arm64/ptrace: Expose FPMR via ptrace Mark Brown
2024-01-22 16:28 ` [PATCH v4 06/14] arm64/hwcap: Define hwcaps for 2023 DPISA features Mark Brown
2024-01-22 16:28 ` Mark Brown [this message]
2024-01-22 16:28 ` [PATCH v4 08/14] kselftest/arm64: Add basic FPMR test Mark Brown
2024-01-22 16:28 ` [PATCH v4 09/14] kselftest/arm64: Add 2023 DPISA hwcap test coverage Mark Brown
2024-01-22 16:28 ` [PATCH v4 10/14] KVM: arm64: Share all userspace hardened thread data with the hypervisor Mark Brown
2024-01-22 16:28 ` [PATCH v4 11/14] KVM: arm64: Add newly allocated ID registers to register descriptions Mark Brown
2024-02-23 11:33 ` Marc Zyngier
2024-01-22 16:28 ` [PATCH v4 12/14] KVM: arm64: Support FEAT_FPMR for guests Mark Brown
2024-02-23 11:18 ` Marc Zyngier
2024-02-23 14:46 ` Mark Brown
2024-01-22 16:28 ` [PATCH v4 13/14] KVM: arm64: selftests: Document feature registers added in 2023 extensions Mark Brown
2024-01-22 16:28 ` [PATCH v4 14/14] KVM: arm64: selftests: Teach get-reg-list about FPMR Mark Brown
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