PM_BR_MRK_2PATH_ALT   63 arch/powerpc/perf/power8-events-list.h EVENT(PM_BR_MRK_2PATH_ALT,			0x40138)
PM_BR_MRK_2PATH_ALT  100 arch/powerpc/perf/power8-pmu.c 	{ PM_BR_MRK_2PATH,		PM_BR_MRK_2PATH_ALT },