SNB_PF_DATA_RD    601 arch/x86/events/intel/core.c #define SNB_DMND_PREFETCH	(SNB_PF_DATA_RD|SNB_PF_RFO)
SNB_PF_DATA_RD   1469 arch/x86/events/intel/core.c #define SLM_DMND_PREFETCH	(SNB_PF_DATA_RD|SNB_PF_RFO)
SNB_PF_DATA_RD   1626 arch/x86/events/intel/core.c #define GLM_DEMAND_PREFETCH		(SNB_PF_DATA_RD|SNB_PF_RFO)