232 	struct sigframe __user *frame;  in setup_signal_stack_sc()  local
239 	frame = (struct sigframe __user *) stack_top - 1;  in setup_signal_stack_sc()
240 	if (!access_ok(frame, sizeof(*frame)))  in setup_signal_stack_sc()
244 	frame = (struct sigframe __user *)((unsigned long)frame - math_size);  in setup_signal_stack_sc()
246 	restorer = frame->retcode;  in setup_signal_stack_sc()
250 	err |= __put_user(restorer, (void __user * __user *)&frame->pretcode);  in setup_signal_stack_sc()
251 	err |= __put_user(sig, &frame->sig);  in setup_signal_stack_sc()
253 	fp_to = (unsigned long)frame + sizeof(*frame);  in setup_signal_stack_sc()
255 	err |= copy_sc_to_user(&frame->sc,  in setup_signal_stack_sc()
259 		err |= __copy_to_user(&frame->extramask, &mask->sig[1],  in setup_signal_stack_sc()
260 				      sizeof(frame->extramask));  in setup_signal_stack_sc()
269 	err |= __put_user(0xb858, (short __user *)(frame->retcode+0));  in setup_signal_stack_sc()
270 	err |= __put_user(__NR_sigreturn, (int __user *)(frame->retcode+2));  in setup_signal_stack_sc()
271 	err |= __put_user(0x80cd, (short __user *)(frame->retcode+6));  in setup_signal_stack_sc()
276 	PT_REGS_SP(regs) = (unsigned long) frame;  in setup_signal_stack_sc()
289 	struct rt_sigframe __user *frame;  in setup_signal_stack_si()  local
295 	frame = (struct rt_sigframe __user *) stack_top - 1;  in setup_signal_stack_si()
296 	if (!access_ok(frame, sizeof(*frame)))  in setup_signal_stack_si()
300 	frame = (struct rt_sigframe __user *)((unsigned long)frame - math_size);  in setup_signal_stack_si()
302 	restorer = frame->retcode;  in setup_signal_stack_si()
306 	err |= __put_user(restorer, (void __user * __user *)&frame->pretcode);  in setup_signal_stack_si()
307 	err |= __put_user(sig, &frame->sig);  in setup_signal_stack_si()
308 	err |= __put_user(&frame->info, (void __user * __user *)&frame->pinfo);  in setup_signal_stack_si()
309 	err |= __put_user(&frame->uc, (void __user * __user *)&frame->puc);  in setup_signal_stack_si()
310 	err |= copy_siginfo_to_user(&frame->info, &ksig->info);  in setup_signal_stack_si()
312 	fp_to = (unsigned long)frame + sizeof(*frame);  in setup_signal_stack_si()
314 	err |= copy_ucontext_to_user(&frame->uc, (struct _xstate __user *)fp_to,  in setup_signal_stack_si()
324 	err |= __put_user(0xb8, (char __user *)(frame->retcode+0));  in setup_signal_stack_si()
325 	err |= __put_user(__NR_rt_sigreturn, (int __user *)(frame->retcode+1));  in setup_signal_stack_si()
326 	err |= __put_user(0x80cd, (short __user *)(frame->retcode+5));  in setup_signal_stack_si()
331 	PT_REGS_SP(regs) = (unsigned long) frame;  in setup_signal_stack_si()
334 	PT_REGS_DX(regs) = (unsigned long) &frame->info;  in setup_signal_stack_si()
335 	PT_REGS_CX(regs) = (unsigned long) &frame->uc;  in setup_signal_stack_si()
342 	struct sigframe __user *frame = (struct sigframe __user *)(sp - 8);  in SYSCALL_DEFINE0()  local
344 	struct sigcontext __user *sc = &frame->sc;  in SYSCALL_DEFINE0()
348 	    copy_from_user(&set.sig[1], frame->extramask, sig_size))  in SYSCALL_DEFINE0()
371 	struct rt_sigframe __user *frame;  in setup_signal_stack_si()  local
375 	frame = (void __user *)stack_top - sizeof(struct rt_sigframe);  in setup_signal_stack_si()
378 	frame = (void __user *)((unsigned long)frame - math_size);  in setup_signal_stack_si()
381 	frame = (void __user *)round_down((unsigned long)frame, 16);  in setup_signal_stack_si()
384 	frame = (struct rt_sigframe __user *) ((unsigned long) frame - 128 - 8);  in setup_signal_stack_si()
386 	if (!access_ok(frame, sizeof(*frame) + math_size))  in setup_signal_stack_si()
390 		err |= copy_siginfo_to_user(&frame->info, &ksig->info);  in setup_signal_stack_si()
396 	err |= __put_user(0, &frame->uc.uc_flags);  in setup_signal_stack_si()
397 	err |= __put_user(NULL, &frame->uc.uc_link);  in setup_signal_stack_si()
398 	err |= __save_altstack(&frame->uc.uc_stack, PT_REGS_SP(regs));  in setup_signal_stack_si()
400 	fp_to = (unsigned long)frame + sizeof(*frame);  in setup_signal_stack_si()
402 	err |= copy_sc_to_user(&frame->uc.uc_mcontext,  in setup_signal_stack_si()
406 	err |= __put_user(fp_to, &frame->uc.uc_mcontext.fpstate);  in setup_signal_stack_si()
408 		err |= __put_user(set->sig[0], &frame->uc.uc_sigmask.sig[0]);  in setup_signal_stack_si()
409 		err |= __put_user(set->sig[1], &frame->uc.uc_sigmask.sig[1]);  in setup_signal_stack_si()
412 		err |= __copy_to_user(&frame->uc.uc_sigmask, set,  in setup_signal_stack_si()
422 				  &frame->pretcode);  in setup_signal_stack_si()
430 	PT_REGS_SP(regs) = (unsigned long) frame;  in setup_signal_stack_si()
439 	PT_REGS_SI(regs) = (unsigned long) &frame->info;  in setup_signal_stack_si()
440 	PT_REGS_DX(regs) = (unsigned long) &frame->uc;  in setup_signal_stack_si()
450 	struct rt_sigframe __user *frame =  in SYSCALL_DEFINE0()  local
452 	struct ucontext __user *uc = &frame->uc;  in SYSCALL_DEFINE0()