SNB_C3_AUTO_UNDEMOTE 77 arch/x86/include/asm/msr-index.h #define SNB_C3_AUTO_UNDEMOTE (1UL << 27) SNB_C3_AUTO_UNDEMOTE 387 tools/testing/selftests/kvm/include/x86_64/processor.h #define SNB_C3_AUTO_UNDEMOTE (1UL << 28)