78 	struct signal_frame __user *sf;  in do_sigreturn()  local
89 	sf = (struct signal_frame __user *) regs->u_regs[UREG_FP];  in do_sigreturn()
92 	if (!invalid_frame_pointer(sf, sizeof(*sf)))  in do_sigreturn()
95 	if (get_user(ufp, &sf->info.si_regs.u_regs[UREG_FP]))  in do_sigreturn()
101 	err = __get_user(pc,  &sf->info.si_regs.pc);  in do_sigreturn()
102 	err |= __get_user(npc, &sf->info.si_regs.npc);  in do_sigreturn()
109 	err |= __copy_from_user(regs, &sf->info.si_regs, sizeof(struct pt_regs));  in do_sigreturn()
118 	err |= __get_user(fpu_save, &sf->fpu_save);  in do_sigreturn()
121 	err |= __get_user(rwin_save, &sf->rwin_save);  in do_sigreturn()
128 	err |= __get_user(set.sig[0], &sf->info.si_mask);  in do_sigreturn()
129 	err |= __copy_from_user(&set.sig[1], &sf->extramask,  in do_sigreturn()
144 	struct rt_signal_frame __user *sf;  in do_rt_sigreturn()  local
152 	sf = (struct rt_signal_frame __user *) regs->u_regs[UREG_FP];  in do_rt_sigreturn()
153 	if (!invalid_frame_pointer(sf, sizeof(*sf)))  in do_rt_sigreturn()
156 	if (get_user(ufp, &sf->regs.u_regs[UREG_FP]))  in do_rt_sigreturn()
162 	err = __get_user(pc, &sf->regs.pc);  in do_rt_sigreturn()
163 	err |= __get_user(npc, &sf->regs.npc);  in do_rt_sigreturn()
166 	err |= __get_user(regs->y, &sf->regs.y);  in do_rt_sigreturn()
167 	err |= __get_user(psr, &sf->regs.psr);  in do_rt_sigreturn()
170 				&sf->regs.u_regs[UREG_G1], 15 * sizeof(u32));  in do_rt_sigreturn()
177 	err |= __get_user(fpu_save, &sf->fpu_save);  in do_rt_sigreturn()
180 	err |= __copy_from_user(&set, &sf->mask, sizeof(sigset_t));  in do_rt_sigreturn()
181 	err |= restore_altstack(&sf->stack);  in do_rt_sigreturn()
189 	err |= __get_user(rwin_save, &sf->rwin_save);  in do_rt_sigreturn()
229 	struct signal_frame __user *sf;  in setup_frame()  local
238 	sigframe_size = sizeof(*sf);  in setup_frame()
244 	sf = (struct signal_frame __user *)  in setup_frame()
247 	if (invalid_frame_pointer(sf, sigframe_size)) {  in setup_frame()
252 	tail = sf + 1;  in setup_frame()
255 	err = __copy_to_user(&sf->info.si_regs, regs, sizeof(struct pt_regs));  in setup_frame()
257 	err |= __put_user(0, &sf->extra_size);  in setup_frame()
263 		err |= __put_user(fp, &sf->fpu_save);  in setup_frame()
265 		err |= __put_user(0, &sf->fpu_save);  in setup_frame()
271 		err |= __put_user(rwp, &sf->rwin_save);  in setup_frame()
273 		err |= __put_user(0, &sf->rwin_save);  in setup_frame()
276 	err |= __put_user(oldset->sig[0], &sf->info.si_mask);  in setup_frame()
277 	err |= __copy_to_user(sf->extramask, &oldset->sig[1],  in setup_frame()
280 		err |= __copy_to_user(sf, (char *) regs->u_regs[UREG_FP],  in setup_frame()
286 		err |= __copy_to_user(sf, rp, sizeof(struct reg_window32));  in setup_frame()
292 	regs->u_regs[UREG_FP] = (unsigned long) sf;  in setup_frame()
294 	regs->u_regs[UREG_I1] = (unsigned long) &sf->info;  in setup_frame()
295 	regs->u_regs[UREG_I2] = (unsigned long) &sf->info;  in setup_frame()
305 		regs->u_regs[UREG_I7] = (unsigned long)(&(sf->insns[0]) - 2);  in setup_frame()
308 		err |= __put_user(0x821020d8, &sf->insns[0]);  in setup_frame()
311 		err |= __put_user(0x91d02010, &sf->insns[1]);  in setup_frame()
316 		flush_sig_insns(current->mm, (unsigned long) &(sf->insns[0]));  in setup_frame()
324 	struct rt_signal_frame __user *sf;  in setup_rt_frame()  local
332 	sigframe_size = sizeof(*sf);  in setup_rt_frame()
337 	sf = (struct rt_signal_frame __user *)  in setup_rt_frame()
339 	if (invalid_frame_pointer(sf, sigframe_size)) {  in setup_rt_frame()
344 	tail = sf + 1;  in setup_rt_frame()
345 	err  = __put_user(regs->pc, &sf->regs.pc);  in setup_rt_frame()
346 	err |= __put_user(regs->npc, &sf->regs.npc);  in setup_rt_frame()
347 	err |= __put_user(regs->y, &sf->regs.y);  in setup_rt_frame()
351 	err |= __put_user(psr, &sf->regs.psr);  in setup_rt_frame()
352 	err |= __copy_to_user(&sf->regs.u_regs, regs->u_regs, sizeof(regs->u_regs));  in setup_rt_frame()
353 	err |= __put_user(0, &sf->extra_size);  in setup_rt_frame()
359 		err |= __put_user(fp, &sf->fpu_save);  in setup_rt_frame()
361 		err |= __put_user(0, &sf->fpu_save);  in setup_rt_frame()
367 		err |= __put_user(rwp, &sf->rwin_save);  in setup_rt_frame()
369 		err |= __put_user(0, &sf->rwin_save);  in setup_rt_frame()
371 	err |= __copy_to_user(&sf->mask, &oldset->sig[0], sizeof(sigset_t));  in setup_rt_frame()
374 	err |= __save_altstack(&sf->stack, regs->u_regs[UREG_FP]);  in setup_rt_frame()
377 		err |= __copy_to_user(sf, (char *) regs->u_regs[UREG_FP],  in setup_rt_frame()
383 		err |= __copy_to_user(sf, rp, sizeof(struct reg_window32));  in setup_rt_frame()
386 	err |= copy_siginfo_to_user(&sf->info, &ksig->info);  in setup_rt_frame()
391 	regs->u_regs[UREG_FP] = (unsigned long) sf;  in setup_rt_frame()
393 	regs->u_regs[UREG_I1] = (unsigned long) &sf->info;  in setup_rt_frame()
394 	regs->u_regs[UREG_I2] = (unsigned long) &sf->regs;  in setup_rt_frame()
402 		regs->u_regs[UREG_I7] = (unsigned long)(&(sf->insns[0]) - 2);  in setup_rt_frame()
405 		err |= __put_user(0x821020d8, &sf->insns[0]);  in setup_rt_frame()
408 		err |= __put_user(0x91d02010, &sf->insns[1]);  in setup_rt_frame()
413 		flush_sig_insns(current->mm, (unsigned long) &(sf->insns[0]));  in setup_rt_frame()