_xstate
#define _xstate_64 _xstate
struct _xstate __user *to_fp, struct pt_regs *regs,
BUILD_BUG_ON(offsetof(struct _xstate, xstate_hdr) !=
struct _xstate __user *fp, sigset_t *set,
(struct _xstate __user *)fp_to,
#define _xstate_64 _xstate
err |= copy_ucontext_to_user(&frame->uc, (struct _xstate __user *)fp_to,
(struct _xstate __user *)fp_to,