[4.9,127/130] selftest/powerpc: Wrong PMC initialized in pmc56_overflow test
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Message ID 20170124075540.131361738@linuxfoundation.org
State New, archived
Headers show
  • 4.9.6-stable review
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Commit Message

Greg Kroah-Hartman Jan. 24, 2017, 7:56 a.m. UTC
4.9-stable review patch.  If anyone has any objections, please let me know.


From: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>

commit df21d2fa733035e4d414379960f94b2516b41296 upstream.

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>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

 tools/testing/selftests/powerpc/pmu/ebb/pmc56_overflow_test.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff mbox series

--- 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)
-	mtspr(SPRN_PMC1, pmc_sample_period(sample_period));
+	mtspr(SPRN_PMC2, pmc_sample_period(sample_period));
 	mtspr(SPRN_PMC5, 0);
 	mtspr(SPRN_PMC6, 0);