EAX_EDX_VAL 55 arch/x86/include/asm/msr.h #define EAX_EDX_VAL(val, low, high) ((low) | (high) << 32) EAX_EDX_VAL 59 arch/x86/include/asm/msr.h #define EAX_EDX_VAL(val, low, high) (val)