P4_ESCR_T1_OS     149 arch/x86/include/asm/perf_event_p4.h 			     P4_ESCR_T1_OS		| \
P4_ESCR_T1_OS     230 arch/x86/include/asm/perf_event_p4.h 			escr |= P4_ESCR_T1_OS;