MSR_F10H_DE_CFG
x86_write_msr(MSR_F10H_DE_CFG, x86_read_msr(MSR_F10H_DE_CFG) | (1 << 9));
uint64 value = x86_read_msr(MSR_F10H_DE_CFG);
x86_write_msr(MSR_F10H_DE_CFG, value | DE_CFG_SERIALIZE_LFENCE);