115     struct target_rt_sigframe *frame;  in setup_rt_frame()  local
128     if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) {  in setup_rt_frame()
132     frame->info = *info;  in setup_rt_frame()
133     frame->uc.tuc_flags = 0;  in setup_rt_frame()
134     frame->uc.tuc_link = 0;  in setup_rt_frame()
136     target_save_altstack(&frame->uc.tuc_stack, env);  in setup_rt_frame()
139         __put_user(set->sig[i], &frame->uc.tuc_sigmask.sig[i]);  in setup_rt_frame()
142     setup_sigcontext(&frame->uc.tuc_mcontext, env);  in setup_rt_frame()
144     unlock_user_struct(frame, frame_addr, 1);  in setup_rt_frame()
149     env->gr[25] = h2g(&frame->info);  in setup_rt_frame()
150     env->gr[24] = h2g(&frame->uc);  in setup_rt_frame()
179     struct target_rt_sigframe *frame;  in do_rt_sigreturn()  local
183     if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) {  in do_rt_sigreturn()
186     target_to_host_sigset(&set, &frame->uc.tuc_sigmask);  in do_rt_sigreturn()
189     restore_sigcontext(env, &frame->uc.tuc_mcontext);  in do_rt_sigreturn()
190     target_restore_altstack(&frame->uc.tuc_stack, env);  in do_rt_sigreturn()
192     unlock_user_struct(frame, frame_addr, 0);  in do_rt_sigreturn()