243 	struct ucontext uc;  member
331 static inline int rt_restore_fpu_state(struct ucontext __user *uc)  in rt_restore_fpu_state()  argument
341 				uc->uc_mcontext.fpregs.f_fpcntl, 12))  in rt_restore_fpu_state()
345 				uc->uc_mcontext.fpregs.f_fpregs, 96))  in rt_restore_fpu_state()
350 	if (__get_user(*(long *)fpstate, (long __user *)&uc->uc_fpstate))  in rt_restore_fpu_state()
383 		if (__copy_from_user(&fpregs, &uc->uc_mcontext.fpregs,  in rt_restore_fpu_state()
408 	    __copy_from_user(fpstate + 4, (long __user *)&uc->uc_fpstate + 1,  in rt_restore_fpu_state()
482 static inline int rt_save_fpu_state(struct ucontext __user *uc, struct pt_regs *regs)  in rt_save_fpu_state()  argument
490 		err |= copy_to_user(uc->uc_mcontext.fpregs.f_fpcntl,  in rt_save_fpu_state()
493 		err |= copy_to_user(uc->uc_mcontext.fpregs.f_fpregs,  in rt_save_fpu_state()
507 	err |= __put_user(*(long *)fpstate, (long __user *)&uc->uc_fpstate);  in rt_save_fpu_state()
541 		err |= copy_to_user(&uc->uc_mcontext.fpregs, &fpregs,  in rt_save_fpu_state()
545 		err |= copy_to_user((long __user *)&uc->uc_fpstate + 1, fpstate + 4,  in rt_save_fpu_state()
560 static inline int rt_restore_fpu_state(struct ucontext __user *uc)  in rt_restore_fpu_state()  argument
569 static inline int rt_save_fpu_state(struct ucontext __user *uc, struct pt_regs *regs)  in rt_save_fpu_state()  argument
710 		    struct ucontext __user *uc)  in rt_restore_ucontext()  argument
713 	greg_t __user *gregs = uc->uc_mcontext.gregs;  in rt_restore_ucontext()
720 	err = __get_user(temp, &uc->uc_mcontext.version);  in rt_restore_ucontext()
745 	err |= __get_user(temp, &uc->uc_formatvec);  in rt_restore_ucontext()
747 	err |= rt_restore_fpu_state(uc);  in rt_restore_ucontext()
748 	err |= restore_altstack(&uc->uc_stack);  in rt_restore_ucontext()
753 	return mangle_kernel_stack(regs, temp, &uc->uc_extra);  in rt_restore_ucontext()
792 	if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))  in do_rt_sigreturn()
797 	size = rt_restore_ucontext(regs, sw, &frame->uc);  in do_rt_sigreturn()
829 static inline int rt_setup_ucontext(struct ucontext __user *uc, struct pt_regs *regs)  in rt_setup_ucontext()  argument
833 	greg_t __user *gregs = uc->uc_mcontext.gregs;  in rt_setup_ucontext()
836 	err |= __put_user(MCONTEXT_VERSION, &uc->uc_mcontext.version);  in rt_setup_ucontext()
855 	err |= __put_user((tregs->format << 12) | tregs->vector, &uc->uc_formatvec);  in rt_setup_ucontext()
856 	err |= rt_save_fpu_state(uc, regs);  in rt_setup_ucontext()
964 		err |= copy_to_user (&frame->uc.uc_extra, regs + 1, fsize);  in setup_rt_frame()
968 	err |= __put_user(&frame->uc, &frame->puc);  in setup_rt_frame()
972 	err |= __put_user(0, &frame->uc.uc_flags);  in setup_rt_frame()
973 	err |= __put_user(NULL, &frame->uc.uc_link);  in setup_rt_frame()
974 	err |= __save_altstack(&frame->uc.uc_stack, rdusp());  in setup_rt_frame()
975 	err |= rt_setup_ucontext(&frame->uc, regs);  in setup_rt_frame()
976 	err |= copy_to_user (&frame->uc.uc_sigmask, set, sizeof(*set));  in setup_rt_frame()