124 	struct sigframe_ia32 __user *frame = (struct sigframe_ia32 __user *)(regs->sp-8);  in sys32_sigreturn()  local
127 	if (!access_ok(frame, sizeof(*frame)))  in sys32_sigreturn()
129 	if (__get_user(set.sig[0], &frame->sc.oldmask)  in sys32_sigreturn()
132 				    &frame->extramask,  in sys32_sigreturn()
133 				    sizeof(frame->extramask))))  in sys32_sigreturn()
138 	if (ia32_restore_sigcontext(regs, &frame->sc))  in sys32_sigreturn()
143 	signal_fault(regs, frame, "32bit sigreturn");  in sys32_sigreturn()
150 	struct rt_sigframe_ia32 __user *frame;  in sys32_rt_sigreturn()  local
153 	frame = (struct rt_sigframe_ia32 __user *)(regs->sp - 4);  in sys32_rt_sigreturn()
155 	if (!access_ok(frame, sizeof(*frame)))  in sys32_rt_sigreturn()
157 	if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))  in sys32_rt_sigreturn()
162 	if (ia32_restore_sigcontext(regs, &frame->uc.uc_mcontext))  in sys32_rt_sigreturn()
165 	if (compat_restore_altstack(&frame->uc.uc_stack))  in sys32_rt_sigreturn()
171 	signal_fault(regs, frame, "32bit rt sigreturn");  in sys32_rt_sigreturn()
176  * Set up a signal frame.
254 	struct sigframe_ia32 __user *frame;  in ia32_setup_frame()  local
270 	frame = get_sigframe(ksig, regs, sizeof(*frame), &fpstate);  in ia32_setup_frame()
272 	if (!access_ok(frame, sizeof(*frame)))  in ia32_setup_frame()
275 	if (__put_user(sig, &frame->sig))  in ia32_setup_frame()
278 	if (ia32_setup_sigcontext(&frame->sc, fpstate, regs, set->sig[0]))  in ia32_setup_frame()
282 		if (__copy_to_user(frame->extramask, &set->sig[1],  in ia32_setup_frame()
283 				   sizeof(frame->extramask)))  in ia32_setup_frame()
295 			restorer = &frame->retcode;  in ia32_setup_frame()
299 		put_user_ex(ptr_to_compat(restorer), &frame->pretcode);  in ia32_setup_frame()
305 		put_user_ex(*((u64 *)&code), (u64 __user *)frame->retcode);  in ia32_setup_frame()
312 	regs->sp = (unsigned long) frame;  in ia32_setup_frame()
332 	struct rt_sigframe_ia32 __user *frame;  in ia32_setup_rt_frame()  local
350 	frame = get_sigframe(ksig, regs, sizeof(*frame), &fpstate);  in ia32_setup_rt_frame()
352 	if (!access_ok(frame, sizeof(*frame)))  in ia32_setup_rt_frame()
356 		put_user_ex(sig, &frame->sig);  in ia32_setup_rt_frame()
357 		put_user_ex(ptr_to_compat(&frame->info), &frame->pinfo);  in ia32_setup_rt_frame()
358 		put_user_ex(ptr_to_compat(&frame->uc), &frame->puc);  in ia32_setup_rt_frame()
362 			put_user_ex(UC_FP_XSTATE, &frame->uc.uc_flags);  in ia32_setup_rt_frame()
364 			put_user_ex(0, &frame->uc.uc_flags);  in ia32_setup_rt_frame()
365 		put_user_ex(0, &frame->uc.uc_link);  in ia32_setup_rt_frame()
366 		compat_save_altstack_ex(&frame->uc.uc_stack, regs->sp);  in ia32_setup_rt_frame()
373 		put_user_ex(ptr_to_compat(restorer), &frame->pretcode);  in ia32_setup_rt_frame()
379 		put_user_ex(*((u64 *)&code), (u64 __user *)frame->retcode);  in ia32_setup_rt_frame()
382 	err |= __copy_siginfo_to_user32(&frame->info, &ksig->info, false);  in ia32_setup_rt_frame()
383 	err |= ia32_setup_sigcontext(&frame->uc.uc_mcontext, fpstate,  in ia32_setup_rt_frame()
385 	err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set));  in ia32_setup_rt_frame()
391 	regs->sp = (unsigned long) frame;  in ia32_setup_rt_frame()
396 	regs->dx = (unsigned long) &frame->info;  in ia32_setup_rt_frame()
397 	regs->cx = (unsigned long) &frame->uc;  in ia32_setup_rt_frame()