109 static int setup_sigcontext(struct target_rt_sigframe *frame,  in setup_sigcontext()  argument
112     struct target_sigcontext *sc = &frame->uc.tuc_mcontext;  in setup_sigcontext()
159     struct target_rt_sigframe *frame;  in setup_rt_frame()  local
168     frame_addr = get_sigframe(ka, env, sizeof(*frame));  in setup_rt_frame()
182     if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) {  in setup_rt_frame()
187         frame->info = *info;  in setup_rt_frame()
190     __put_user(0, &frame->uc.tuc_flags);  in setup_rt_frame()
191     __put_user(0, &frame->uc.tuc_link);  in setup_rt_frame()
192     target_save_altstack(&frame->uc.tuc_stack, env);  in setup_rt_frame()
193     if (!setup_sigcontext(frame, env)) {  in setup_rt_frame()
194         unlock_user_struct(frame, frame_addr, 0);  in setup_rt_frame()
198         __put_user(set->sig[i], &frame->uc.tuc_sigmask.sig[i]);  in setup_rt_frame()
204                 unlock_user_struct(frame, frame_addr, 0);  in setup_rt_frame()
212         install_sigtramp(frame->retcode);  in setup_rt_frame()
239     unlock_user_struct(frame, frame_addr, 1);  in setup_rt_frame()
247                                struct target_rt_sigframe *frame)  in restore_sigcontext()  argument
249     struct target_sigcontext *sc = &frame->uc.tuc_mcontext;  in restore_sigcontext()
275     struct target_rt_sigframe *frame;  in do_rt_sigreturn()  local
279     if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) {  in do_rt_sigreturn()
282     target_to_host_sigset(&set, &frame->uc.tuc_sigmask);  in do_rt_sigreturn()
285     restore_sigcontext(env, frame);  in do_rt_sigreturn()
286     target_restore_altstack(&frame->uc.tuc_stack, env);  in do_rt_sigreturn()
288     unlock_user_struct(frame, frame_addr, 0);  in do_rt_sigreturn()
292     unlock_user_struct(frame, frame_addr, 0);  in do_rt_sigreturn()