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(parent: 252eb55) | patch
powerpc/perf: Fix pmu_count to count only nest imc pmus
authorMadhavan Srinivasan <maddy@linux.vnet.ibm.com>
Wed, 22 Nov 2017 05:15:38 +0000 (10:45 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Wed, 22 Nov 2017 12:04:23 +0000 (23:04 +1100)
commitde34787f1096cce38e2590be0013b44418d14546
tree2f322ae62f678870e62d0c9b01afa1005c87b3fatree | snapshot
parent252eb55816a6f69ef9464cad303cdb3326cdc61dcommit | diff
powerpc/perf: Fix pmu_count to count only nest imc pmus

"pmu_count" in opal_imc_counters_probe() is intended to hold
the number of successful nest imc pmu registerations. But
current code also counts other imc units like core_imc and
thread_imc. Patch add a check to count only nest imc pmus.

Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/platforms/powernv/opal-imc.c diff | blob | history
Domain: System / Kernel;