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(parent: 7a3aaa9) | patch
powerpc/perf: Add restrictions to PMC5 in power9 DD1
authorMadhavan Srinivasan <maddy@linux.vnet.ibm.com>
Sun, 12 Feb 2017 17:03:15 +0000 (22:33 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Fri, 17 Feb 2017 10:48:54 +0000 (21:48 +1100)
commit3c9253a43b46b1c8fc4bca2e965120040b09f830
treecf55b2971dbb391e076d5bb3bfd3e97f835fc905tree | snapshot
parent7a3aaa98c6482a00b657b731f97c6c778cf49006commit | diff
powerpc/perf: Add restrictions to PMC5 in power9 DD1

PMC5 on POWER9 DD1 may not provide right counts in all
sampling scenarios, hence use PM_INST_DISP event instead
in PMC2 or PMC3 in preference.

Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/perf/isa207-common.h diff | blob | history
arch/powerpc/perf/power9-pmu.c diff | blob | history
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