1050 static int unshare_sighand(struct task_struct *me)  in unshare_sighand()  argument
1052 	struct sighand_struct *oldsighand = me->sighand;  in unshare_sighand()
1070 		rcu_assign_pointer(me->sighand, newsighand);  in unshare_sighand()
1101 	struct task_struct *me = current;  in begin_new_exec()  local
1123 	retval = de_thread(me);  in begin_new_exec()
1167 	spin_lock_irq(&me->sighand->siglock);  in begin_new_exec()
1168 	posix_cpu_timers_exit(me);  in begin_new_exec()
1169 	spin_unlock_irq(&me->sighand->siglock);  in begin_new_exec()
1170 	exit_itimers(me);  in begin_new_exec()
1177 	retval = unshare_sighand(me);  in begin_new_exec()
1181 	me->flags &= ~(PF_RANDOMIZE | PF_FORKNOEXEC |  in begin_new_exec()
1184 	me->personality &= ~bprm->per_clear;  in begin_new_exec()
1186 	clear_syscall_work_syscall_user_dispatch(me);  in begin_new_exec()
1194 	do_close_on_exec(me->files);  in begin_new_exec()
1198 		me->pdeath_signal = 0;  in begin_new_exec()
1211 	me->sas_ss_sp = me->sas_ss_size = 0;  in begin_new_exec()
1242 		__set_task_comm(me, smp_load_acquire(&bprm->file->f_path.dentry->d_name.name),  in begin_new_exec()
1246 		__set_task_comm(me, kbasename(bprm->filename), true);  in begin_new_exec()
1251 	WRITE_ONCE(me->self_exec_id, me->self_exec_id + 1);  in begin_new_exec()
1252 	flush_signal_handlers(me, 0);  in begin_new_exec()
1272 	if (get_dumpable(me->mm) != SUID_DUMP_USER)  in begin_new_exec()
1273 		perf_event_exit_task(me);  in begin_new_exec()
1292 	up_write(&me->signal->exec_update_lock);  in begin_new_exec()
1294 		mutex_unlock(&me->signal->cred_guard_mutex);  in begin_new_exec()
1326 	struct task_struct *me = current;  in setup_new_exec()  local
1328 	arch_pick_mmap_layout(me->mm, &bprm->rlim_stack);  in setup_new_exec()
1336 	me->mm->task_size = TASK_SIZE;  in setup_new_exec()
1337 	up_write(&me->signal->exec_update_lock);  in setup_new_exec()
1338 	mutex_unlock(&me->signal->cred_guard_mutex);  in setup_new_exec()