From: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
To: mpe@ellerman.id.au
Cc: linuxppc-dev@lists.ozlabs.org,
Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Subject: [PATCH] selftest/powerpc: Wrong PMC initialized in pmc56_overflow test
Date: Mon, 19 Dec 2016 17:46:53 +0530 [thread overview]
Message-ID: <1482149813-24652-1-git-send-email-maddy@linux.vnet.ibm.com> (raw)
Test uses PMC2 to count the event. But PMC1 is being initialized.
Patch to fix it.
Fixes: 3752e453f6ba ('selftests/powerpc: Add tests of PMU EBBs')
Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
---
tools/testing/selftests/powerpc/pmu/ebb/pmc56_overflow_test.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/powerpc/pmu/ebb/pmc56_overflow_test.c b/tools/testing/selftests/powerpc/pmu/ebb/pmc56_overflow_test.c
index c22860ab9733..30e1ac62e8cb 100644
--- a/tools/testing/selftests/powerpc/pmu/ebb/pmc56_overflow_test.c
+++ b/tools/testing/selftests/powerpc/pmu/ebb/pmc56_overflow_test.c
@@ -66,7 +66,7 @@ int pmc56_overflow(void)
FAIL_IF(ebb_event_enable(&event));
- mtspr(SPRN_PMC1, pmc_sample_period(sample_period));
+ mtspr(SPRN_PMC2, pmc_sample_period(sample_period));
mtspr(SPRN_PMC5, 0);
mtspr(SPRN_PMC6, 0);
--
2.7.4
next reply other threads:[~2016-12-19 12:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-19 12:16 Madhavan Srinivasan [this message]
2017-01-18 12:10 ` selftest/powerpc: Wrong PMC initialized in pmc56_overflow test Michael Ellerman
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