PERF_REG_X86_GS    21 arch/x86/include/uapi/asm/perf_regs.h 	PERF_REG_X86_GS,
PERF_REG_X86_GS    21 tools/arch/x86/include/uapi/asm/perf_regs.h 	PERF_REG_X86_GS,