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From: Kevin Brodsky <kevin.brodsky@arm.com>
To: linux-arm-kernel@lists.infradead.org
Cc: Kevin Brodsky <kevin.brodsky@arm.com>,
	 Andrew Morton <akpm@linux-foundation.org>,
	 Catalin Marinas <catalin.marinas@arm.com>,
	 "David Hildenbrand (Arm)" <david@kernel.org>,
	 Joey Gouly <joey.gouly@arm.com>, Mark Brown <broonie@kernel.org>,
	 Shuah Khan <shuah@kernel.org>, Will Deacon <will@kernel.org>,
	 linux-kselftest@vger.kernel.org, linux-mm@kvack.org,
	 linux-kernel@vger.kernel.org
Subject: [PATCH v2 3/5] kselftest/arm64: Add POE as a feature in the signal tests
Date: Mon, 27 Apr 2026 13:03:35 +0100	[thread overview]
Message-ID: <20260427-poe_signal-v2-3-2bd9d6f16ab4@arm.com> (raw)
In-Reply-To: <20260427-poe_signal-v2-0-2bd9d6f16ab4@arm.com>

Add the POE feature to the signal tests framework, to allow tests to
require it.

Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Kevin Brodsky <kevin.brodsky@arm.com>
---
 tools/testing/selftests/arm64/signal/test_signals.h       | 2 ++
 tools/testing/selftests/arm64/signal/test_signals_utils.c | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/tools/testing/selftests/arm64/signal/test_signals.h b/tools/testing/selftests/arm64/signal/test_signals.h
index ee75a2c25ce7..c7c343494cb8 100644
--- a/tools/testing/selftests/arm64/signal/test_signals.h
+++ b/tools/testing/selftests/arm64/signal/test_signals.h
@@ -36,6 +36,7 @@ enum {
 	FSME_FA64_BIT,
 	FSME2_BIT,
 	FGCS_BIT,
+	FPOE_BIT,
 	FMAX_END
 };
 
@@ -45,6 +46,7 @@ enum {
 #define FEAT_SME_FA64		(1UL << FSME_FA64_BIT)
 #define FEAT_SME2		(1UL << FSME2_BIT)
 #define FEAT_GCS		(1UL << FGCS_BIT)
+#define FEAT_POE		(1UL << FPOE_BIT)
 
 /*
  * A descriptor used to describe and configure a test case.
diff --git a/tools/testing/selftests/arm64/signal/test_signals_utils.c b/tools/testing/selftests/arm64/signal/test_signals_utils.c
index 5d3621921cfe..4b12dbd7669d 100644
--- a/tools/testing/selftests/arm64/signal/test_signals_utils.c
+++ b/tools/testing/selftests/arm64/signal/test_signals_utils.c
@@ -31,6 +31,7 @@ static char const *const feats_names[FMAX_END] = {
 	" FA64 ",
 	" SME2 ",
 	" GCS ",
+	" POE ",
 };
 
 #define MAX_FEATS_SZ	128
@@ -341,6 +342,8 @@ int test_init(struct tdescr *td)
 			td->feats_supported |= FEAT_SME2;
 		if (getauxval(AT_HWCAP) & HWCAP_GCS)
 			td->feats_supported |= FEAT_GCS;
+		if (getauxval(AT_HWCAP2) & HWCAP2_POE)
+			td->feats_supported |= FEAT_POE;
 		if (feats_ok(td)) {
 			if (td->feats_required & td->feats_supported)
 				fprintf(stderr,

-- 
2.51.2



  parent reply	other threads:[~2026-04-27 12:04 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-27 12:03 [PATCH v2 0/5] POE sigreturn fix and extra tests Kevin Brodsky
2026-04-27 12:03 ` [PATCH v2 1/5] arm64: signal: Preserve POR_EL0 if poe_context is missing Kevin Brodsky
2026-04-27 12:03 ` [PATCH v2 2/5] selftests/mm: Fix resv_sz when parsing arm64 signal frame Kevin Brodsky
2026-04-27 22:46   ` Mark Brown
2026-04-27 12:03 ` Kevin Brodsky [this message]
2026-04-27 12:03 ` [PATCH v2 4/5] kselftest/arm64: Move/add POE helpers to test_signals_utils.h Kevin Brodsky
2026-04-27 12:03 ` [PATCH v2 5/5] kselftest/arm64: Add tests for POR_EL0 save/reset/restore Kevin Brodsky
2026-05-01 16:48 ` (subset) [PATCH v2 0/5] POE sigreturn fix and extra tests Catalin Marinas

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