MSR_P4_MS_ESCR1   801 arch/x86/include/asm/msr-index.h #define MSR_P4_MS_ESCR1			0x000003c1
MSR_P4_MS_ESCR1  1026 tools/testing/selftests/kvm/include/x86_64/processor.h #define MSR_P4_MS_ESCR1			0x000003c1