From: Mark Brown <broonie@kernel.org>
To: Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, Shuah Khan <shuah@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kselftest@vger.kernel.org, Mark Brown <broonie@kernel.org>
Subject: [PATCH] kselftest/arm64: Enumerate SME rather than SVE vector lengths for za_regs
Date: Thu, 4 Aug 2022 19:26:06 +0100 [thread overview]
Message-ID: <20220804182606.255728-1-broonie@kernel.org> (raw)
The za_regs signal test was enumerating the SVE vector lengths rather than
the SVE vector lengths through cut'n'paste error when determining what to
test. Enumerate the SME vector lengths instead.
Signed-off-by: Mark Brown <broonie@kernel.org>
---
tools/testing/selftests/arm64/signal/testcases/za_regs.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/arm64/signal/testcases/za_regs.c b/tools/testing/selftests/arm64/signal/testcases/za_regs.c
index b94e4f99fcac..9f1dd70289be 100644
--- a/tools/testing/selftests/arm64/signal/testcases/za_regs.c
+++ b/tools/testing/selftests/arm64/signal/testcases/za_regs.c
@@ -22,10 +22,10 @@ static bool sme_get_vls(struct tdescr *td)
int vq, vl;
/*
- * Enumerate up to SVE_VQ_MAX vector lengths
+ * Enumerate up to SME_VQ_MAX vector lengths
*/
for (vq = SVE_VQ_MAX; vq > 0; --vq) {
- vl = prctl(PR_SVE_SET_VL, vq * 16);
+ vl = prctl(PR_SME_SET_VL, vq * 16);
if (vl == -1)
return false;
--
2.30.2
next reply other threads:[~2022-08-04 18:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-04 18:26 Mark Brown [this message]
2022-08-04 18:41 ` [PATCH] kselftest/arm64: Enumerate SME rather than SVE vector lengths for za_regs Mark Brown
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