DEBUGCTLMSR_BTS_OFF_USR  239 arch/x86/include/asm/msr-index.h #define DEBUGCTLMSR_BTS_OFF_USR		(1UL << 10)
DEBUGCTLMSR_BTS_OFF_USR  469 tools/testing/selftests/kvm/include/x86_64/processor.h #define DEBUGCTLMSR_BTS_OFF_USR		(1UL << 10)