On Fri, 2023-11-24 at 00:53 -0500, Yang Weijiang wrote: > + /* > + * Set guest's __user_state_size to fpu_user_cfg.default_size > so that > + * existing uAPIs can still work. > + */ > + fpu->guest_perm.__user_state_size = > fpu_user_cfg.default_size; It seems like an appropriate value, but where does this come into play exactly for guest FPUs?