Lines Matching refs:tsk
95 static void __exit_signal(struct task_struct *tsk) in __exit_signal() argument
97 struct signal_struct *sig = tsk->signal; in __exit_signal()
98 bool group_dead = thread_group_leader(tsk); in __exit_signal()
103 sighand = rcu_dereference_check(tsk->sighand, in __exit_signal()
108 posix_cpu_timers_exit(tsk); in __exit_signal()
110 posix_cpu_timers_exit_group(tsk); in __exit_signal()
124 if (tsk == sig->curr_target) in __exit_signal()
125 sig->curr_target = next_thread(tsk); in __exit_signal()
128 add_device_randomness((const void*) &tsk->se.sum_exec_runtime, in __exit_signal()
137 task_cputime(tsk, &utime, &stime); in __exit_signal()
141 sig->gtime += task_gtime(tsk); in __exit_signal()
142 sig->min_flt += tsk->min_flt; in __exit_signal()
143 sig->maj_flt += tsk->maj_flt; in __exit_signal()
144 sig->nvcsw += tsk->nvcsw; in __exit_signal()
145 sig->nivcsw += tsk->nivcsw; in __exit_signal()
146 sig->inblock += task_io_get_inblock(tsk); in __exit_signal()
147 sig->oublock += task_io_get_oublock(tsk); in __exit_signal()
148 task_io_accounting_add(&sig->ioac, &tsk->ioac); in __exit_signal()
149 sig->sum_sched_runtime += tsk->se.sum_exec_runtime; in __exit_signal()
151 __unhash_process(tsk, group_dead); in __exit_signal()
158 flush_sigqueue(&tsk->pending); in __exit_signal()
159 tsk->sighand = NULL; in __exit_signal()
163 clear_tsk_thread_flag(tsk, TIF_SIGPENDING); in __exit_signal()
172 struct task_struct *tsk = container_of(rhp, struct task_struct, rcu); in delayed_put_task_struct() local
174 kprobe_flush_task(tsk); in delayed_put_task_struct()
175 rethook_flush_task(tsk); in delayed_put_task_struct()
176 perf_event_delayed_put(tsk); in delayed_put_task_struct()
177 trace_sched_process_free(tsk); in delayed_put_task_struct()
178 put_task_struct(tsk); in delayed_put_task_struct()
326 kill_orphaned_pgrp(struct task_struct *tsk, struct task_struct *parent) in kill_orphaned_pgrp() argument
328 struct pid *pgrp = task_pgrp(tsk); in kill_orphaned_pgrp()
329 struct task_struct *ignored_task = tsk; in kill_orphaned_pgrp()
335 parent = tsk->real_parent; in kill_orphaned_pgrp()
343 task_session(parent) == task_session(tsk) && in kill_orphaned_pgrp()
351 static void coredump_task_exit(struct task_struct *tsk) in coredump_task_exit() argument
362 spin_lock_irq(&tsk->sighand->siglock); in coredump_task_exit()
363 tsk->flags |= PF_POSTCOREDUMP; in coredump_task_exit()
364 core_state = tsk->signal->core_state; in coredump_task_exit()
365 spin_unlock_irq(&tsk->sighand->siglock); in coredump_task_exit()
676 static void exit_notify(struct task_struct *tsk, int group_dead) in exit_notify() argument
683 forget_original_parent(tsk, &dead); in exit_notify()
686 kill_orphaned_pgrp(tsk->group_leader, NULL); in exit_notify()
688 tsk->exit_state = EXIT_ZOMBIE; in exit_notify()
689 if (unlikely(tsk->ptrace)) { in exit_notify()
690 int sig = thread_group_leader(tsk) && in exit_notify()
691 thread_group_empty(tsk) && in exit_notify()
692 !ptrace_reparented(tsk) ? in exit_notify()
693 tsk->exit_signal : SIGCHLD; in exit_notify()
694 autoreap = do_notify_parent(tsk, sig); in exit_notify()
695 } else if (thread_group_leader(tsk)) { in exit_notify()
696 autoreap = thread_group_empty(tsk) && in exit_notify()
697 do_notify_parent(tsk, tsk->exit_signal); in exit_notify()
703 tsk->exit_state = EXIT_DEAD; in exit_notify()
704 list_add(&tsk->ptrace_entry, &dead); in exit_notify()
708 if (unlikely(tsk->signal->notify_count < 0)) in exit_notify()
709 wake_up_process(tsk->signal->group_exec_task); in exit_notify()
742 static void synchronize_group_exit(struct task_struct *tsk, long code) in synchronize_group_exit() argument
744 struct sighand_struct *sighand = tsk->sighand; in synchronize_group_exit()
745 struct signal_struct *signal = tsk->signal; in synchronize_group_exit()
760 struct task_struct *tsk = current; in do_exit() local
763 synchronize_group_exit(tsk, code); in do_exit()
765 WARN_ON(tsk->plug); in do_exit()
767 kcov_task_exit(tsk); in do_exit()
768 kmsan_task_exit(tsk); in do_exit()
770 coredump_task_exit(tsk); in do_exit()
773 validate_creds_for_do_exit(tsk); in do_exit()
776 exit_signals(tsk); /* sets PF_EXITING */ in do_exit()
779 if (tsk->mm) in do_exit()
780 sync_mm_rss(tsk->mm); in do_exit()
781 acct_update_integrals(tsk); in do_exit()
782 group_dead = atomic_dec_and_test(&tsk->signal->live); in do_exit()
788 if (unlikely(is_global_init(tsk))) in do_exit()
790 tsk->signal->group_exit_code ?: (int)code); in do_exit()
793 hrtimer_cancel(&tsk->signal->real_timer); in do_exit()
794 exit_itimers(tsk); in do_exit()
796 if (tsk->mm) in do_exit()
797 setmax_mm_hiwater_rss(&tsk->signal->maxrss, tsk->mm); in do_exit()
802 audit_free(tsk); in do_exit()
804 tsk->exit_code = code; in do_exit()
805 taskstats_exit(tsk, group_dead); in do_exit()
811 trace_sched_process_exit(tsk); in do_exit()
813 exit_sem(tsk); in do_exit()
814 exit_shm(tsk); in do_exit()
815 exit_files(tsk); in do_exit()
816 exit_fs(tsk); in do_exit()
819 exit_task_namespaces(tsk); in do_exit()
820 exit_task_work(tsk); in do_exit()
821 exit_thread(tsk); in do_exit()
829 perf_event_exit_task(tsk); in do_exit()
831 sched_autogroup_exit_task(tsk); in do_exit()
832 cgroup_exit(tsk); in do_exit()
837 flush_ptrace_hw_breakpoint(tsk); in do_exit()
840 exit_notify(tsk, group_dead); in do_exit()
841 proc_exit_connector(tsk); in do_exit()
842 mpol_put_task_policy(tsk); in do_exit()
852 if (tsk->io_context) in do_exit()
853 exit_io_context(tsk); in do_exit()
855 if (tsk->splice_pipe) in do_exit()
856 free_pipe_info(tsk->splice_pipe); in do_exit()
858 if (tsk->task_frag.page) in do_exit()
859 put_page(tsk->task_frag.page); in do_exit()
861 validate_creds_for_do_exit(tsk); in do_exit()
862 exit_task_stack_account(tsk); in do_exit()
866 if (tsk->nr_dirtied) in do_exit()
867 __this_cpu_add(dirty_throttle_leaks, tsk->nr_dirtied); in do_exit()
871 lockdep_free_task(tsk); in do_exit()
886 struct task_struct *tsk = current; in make_task_dead() local
890 if (unlikely(!tsk->pid)) in make_task_dead()
904 if (unlikely(tsk->flags & PF_EXITING)) { in make_task_dead()
906 futex_exit_recursive(tsk); in make_task_dead()
907 tsk->exit_state = EXIT_DEAD; in make_task_dead()
908 refcount_inc(&tsk->rcu_users); in make_task_dead()
1421 static int do_wait_thread(struct wait_opts *wo, struct task_struct *tsk) in do_wait_thread() argument
1425 list_for_each_entry(p, &tsk->children, sibling) { in do_wait_thread()
1435 static int ptrace_do_wait(struct wait_opts *wo, struct task_struct *tsk) in ptrace_do_wait() argument
1439 list_for_each_entry(p, &tsk->ptraced, ptrace_entry) { in ptrace_do_wait()
1540 struct task_struct *tsk = current; in do_wait() local
1543 retval = do_wait_thread(wo, tsk); in do_wait()
1547 retval = ptrace_do_wait(wo, tsk); in do_wait()
1553 } while_each_thread(current, tsk); in do_wait()