85 	struct rt_sigframe __user *frame =  in sys_rt_sigreturn()  local
94 	if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))  in sys_rt_sigreturn()
97 	if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))  in sys_rt_sigreturn()
102 	if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &rval))  in sys_rt_sigreturn()
105 	if (restore_altstack(&frame->uc.uc_stack))  in sys_rt_sigreturn()
159 	struct rt_sigframe __user *frame;  in setup_rt_frame()  local
167 	frame = get_sigframe(ksig, regs, sizeof(*frame));  in setup_rt_frame()
169 	if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))  in setup_rt_frame()
173 		err |= copy_siginfo_to_user(&frame->info, &ksig->info);  in setup_rt_frame()
176 	err |= __put_user(0, &frame->uc.uc_flags);  in setup_rt_frame()
177 	err |= __put_user(NULL, &frame->uc.uc_link);  in setup_rt_frame()
178 	err |= __save_altstack(&frame->uc.uc_stack, regs->r1);  in setup_rt_frame()
179 	err |= setup_sigcontext(&frame->uc.uc_mcontext,  in setup_rt_frame()
181 	err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set));  in setup_rt_frame()
188 			frame->tramp + 0);  in setup_rt_frame()
190 	err |= __put_user(0xb9cc0008, frame->tramp + 1);  in setup_rt_frame()
194 	regs->r15 = ((unsigned long)frame->tramp)-8;  in setup_rt_frame()
196 	address = ((unsigned long)frame->tramp);  in setup_rt_frame()
207 		address += ((unsigned long)frame->tramp) & ~PAGE_MASK;  in setup_rt_frame()
223 	regs->r1 = (unsigned long) frame;  in setup_rt_frame()
227 	regs->r6 = (unsigned long) &frame->info; /* arg 1: siginfo */  in setup_rt_frame()
228 	regs->r7 = (unsigned long) &frame->uc; /* arg2: ucontext */  in setup_rt_frame()
234 		current->comm, current->pid, frame, regs->pc);  in setup_rt_frame()