On Sun, Dec 05, 2021 at 03:18:10AM -0500, Tianyu Lan wrote: > +static bool hyperv_cc_platform_has(enum cc_attr attr) > +{ > +#ifdef CONFIG_HYPERV > + return attr == CC_ATTR_GUEST_MEM_ENCRYPT; > +#else > + return false; > +#endif > +} Can we even end up here without CONFIG_HYPERV?