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authorMadhavan Srinivasan <maddy@linux.vnet.ibm.com>2017-02-12 22:33:14 +0530
committerMichael Ellerman <mpe@ellerman.id.au>2017-02-17 21:48:54 +1100
commit356d8ce3d0a4a1d7c8448c4d234121736ad3d471 (patch)
tree5f35c712ee9a717caae8fc863f1381cf3a440cc4 /arch/powerpc/perf/isa207-common.h
parent8a088542c8f8d0bb458e4db2c01a2534f1adaf47 (diff)
downloadlinux-next-356d8ce3d0a4a1d7c8448c4d234121736ad3d471.tar.gz
powerpc/perf: Use Instruction Counter value
Since PM_INST_DISP include speculative instruction, based on the workload the dispatch count could vary considerably. Hence as an alternative, for completed instruction counting, program the PM_INST_DISP event to the MMCR* but use Instruction Counter register value. Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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