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
next prev 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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