Lines Matching refs:tsk
159 static void __exit_signal(struct release_task_post *post, struct task_struct *tsk) in __exit_signal() argument
161 struct signal_struct *sig = tsk->signal; in __exit_signal()
162 bool group_dead = thread_group_leader(tsk); in __exit_signal()
167 sighand = rcu_dereference_check(tsk->sighand, in __exit_signal()
172 posix_cpu_timers_exit(tsk); in __exit_signal()
174 posix_cpu_timers_exit_group(tsk); in __exit_signal()
188 if (tsk == sig->curr_target) in __exit_signal()
189 sig->curr_target = next_thread(tsk); in __exit_signal()
198 task_cputime(tsk, &utime, &stime); in __exit_signal()
202 sig->gtime += task_gtime(tsk); in __exit_signal()
203 sig->min_flt += tsk->min_flt; in __exit_signal()
204 sig->maj_flt += tsk->maj_flt; in __exit_signal()
205 sig->nvcsw += tsk->nvcsw; in __exit_signal()
206 sig->nivcsw += tsk->nivcsw; in __exit_signal()
207 sig->inblock += task_io_get_inblock(tsk); in __exit_signal()
208 sig->oublock += task_io_get_oublock(tsk); in __exit_signal()
209 task_io_accounting_add(&sig->ioac, &tsk->ioac); in __exit_signal()
210 sig->sum_sched_runtime += tsk->se.sum_exec_runtime; in __exit_signal()
212 __unhash_process(post, tsk, group_dead); in __exit_signal()
215 tsk->sighand = NULL; in __exit_signal()
225 struct task_struct *tsk = container_of(rhp, struct task_struct, rcu); in delayed_put_task_struct() local
227 kprobe_flush_task(tsk); in delayed_put_task_struct()
228 rethook_flush_task(tsk); in delayed_put_task_struct()
229 perf_event_delayed_put(tsk); in delayed_put_task_struct()
230 trace_sched_process_free(tsk); in delayed_put_task_struct()
231 put_task_struct(tsk); in delayed_put_task_struct()
400 kill_orphaned_pgrp(struct task_struct *tsk, struct task_struct *parent) in kill_orphaned_pgrp() argument
402 struct pid *pgrp = task_pgrp(tsk); in kill_orphaned_pgrp()
403 struct task_struct *ignored_task = tsk; in kill_orphaned_pgrp()
409 parent = tsk->real_parent; in kill_orphaned_pgrp()
417 task_session(parent) == task_session(tsk) && in kill_orphaned_pgrp()
425 static void coredump_task_exit(struct task_struct *tsk, in coredump_task_exit() argument
430 self.task = tsk; in coredump_task_exit()
453 static bool __try_to_set_owner(struct task_struct *tsk, struct mm_struct *mm) in __try_to_set_owner() argument
457 task_lock(tsk); in __try_to_set_owner()
458 if (likely(tsk->mm == mm)) { in __try_to_set_owner()
461 WRITE_ONCE(mm->owner, tsk); in __try_to_set_owner()
465 task_unlock(tsk); in __try_to_set_owner()
737 static void exit_notify(struct task_struct *tsk, int group_dead) in exit_notify() argument
744 forget_original_parent(tsk, &dead); in exit_notify()
747 kill_orphaned_pgrp(tsk->group_leader, NULL); in exit_notify()
749 tsk->exit_state = EXIT_ZOMBIE; in exit_notify()
751 if (unlikely(tsk->ptrace)) { in exit_notify()
752 int sig = thread_group_leader(tsk) && in exit_notify()
753 thread_group_empty(tsk) && in exit_notify()
754 !ptrace_reparented(tsk) ? in exit_notify()
755 tsk->exit_signal : SIGCHLD; in exit_notify()
756 autoreap = do_notify_parent(tsk, sig); in exit_notify()
757 } else if (thread_group_leader(tsk)) { in exit_notify()
758 autoreap = thread_group_empty(tsk) && in exit_notify()
759 do_notify_parent(tsk, tsk->exit_signal); in exit_notify()
763 do_notify_pidfd(tsk); in exit_notify()
767 tsk->exit_state = EXIT_DEAD; in exit_notify()
768 list_add(&tsk->ptrace_entry, &dead); in exit_notify()
772 if (unlikely(tsk->signal->notify_count < 0)) in exit_notify()
773 wake_up_process(tsk->signal->group_exec_task); in exit_notify()
868 static void synchronize_group_exit(struct task_struct *tsk, long code) in synchronize_group_exit() argument
870 struct sighand_struct *sighand = tsk->sighand; in synchronize_group_exit()
871 struct signal_struct *signal = tsk->signal; in synchronize_group_exit()
889 tsk->flags |= PF_POSTCOREDUMP; in synchronize_group_exit()
894 coredump_task_exit(tsk, core_state); in synchronize_group_exit()
899 struct task_struct *tsk = current; in do_exit() local
903 WARN_ON(tsk->plug); in do_exit()
905 kcov_task_exit(tsk); in do_exit()
906 kmsan_task_exit(tsk); in do_exit()
908 synchronize_group_exit(tsk, code); in do_exit()
910 user_events_exit(tsk); in do_exit()
913 exit_signals(tsk); /* sets PF_EXITING */ in do_exit()
915 seccomp_filter_release(tsk); in do_exit()
917 acct_update_integrals(tsk); in do_exit()
918 group_dead = atomic_dec_and_test(&tsk->signal->live); in do_exit()
924 if (unlikely(is_global_init(tsk))) in do_exit()
926 tsk->signal->group_exit_code ?: (int)code); in do_exit()
929 hrtimer_cancel(&tsk->signal->real_timer); in do_exit()
930 exit_itimers(tsk); in do_exit()
932 if (tsk->mm) in do_exit()
933 setmax_mm_hiwater_rss(&tsk->signal->maxrss, tsk->mm); in do_exit()
938 audit_free(tsk); in do_exit()
940 tsk->exit_code = code; in do_exit()
941 taskstats_exit(tsk, group_dead); in do_exit()
942 unwind_deferred_task_exit(tsk); in do_exit()
943 trace_sched_process_exit(tsk, group_dead); in do_exit()
952 perf_event_exit_task(tsk); in do_exit()
959 exit_sem(tsk); in do_exit()
960 exit_shm(tsk); in do_exit()
961 exit_files(tsk); in do_exit()
962 exit_fs(tsk); in do_exit()
965 exit_task_namespaces(tsk); in do_exit()
966 exit_task_work(tsk); in do_exit()
967 exit_thread(tsk); in do_exit()
969 sched_autogroup_exit_task(tsk); in do_exit()
970 cgroup_exit(tsk); in do_exit()
975 flush_ptrace_hw_breakpoint(tsk); in do_exit()
978 exit_notify(tsk, group_dead); in do_exit()
979 proc_exit_connector(tsk); in do_exit()
980 mpol_put_task_policy(tsk); in do_exit()
990 if (tsk->io_context) in do_exit()
991 exit_io_context(tsk); in do_exit()
993 if (tsk->splice_pipe) in do_exit()
994 free_pipe_info(tsk->splice_pipe); in do_exit()
996 if (tsk->task_frag.page) in do_exit()
997 put_page(tsk->task_frag.page); in do_exit()
999 exit_task_stack_account(tsk); in do_exit()
1003 if (tsk->nr_dirtied) in do_exit()
1004 __this_cpu_add(dirty_throttle_leaks, tsk->nr_dirtied); in do_exit()
1008 lockdep_free_task(tsk); in do_exit()
1023 struct task_struct *tsk = current; in make_task_dead() local
1028 if (unlikely(!tsk->pid)) in make_task_dead()
1061 if (unlikely(tsk->flags & PF_EXITING)) { in make_task_dead()
1063 futex_exit_recursive(tsk); in make_task_dead()
1064 tsk->exit_state = EXIT_DEAD; in make_task_dead()
1065 refcount_inc(&tsk->rcu_users); in make_task_dead()
1554 static int do_wait_thread(struct wait_opts *wo, struct task_struct *tsk) in do_wait_thread() argument
1558 list_for_each_entry(p, &tsk->children, sibling) { in do_wait_thread()
1568 static int ptrace_do_wait(struct wait_opts *wo, struct task_struct *tsk) in ptrace_do_wait() argument
1572 list_for_each_entry(p, &tsk->ptraced, ptrace_entry) { in ptrace_do_wait()
1674 struct task_struct *tsk = current; in __do_wait() local
1677 retval = do_wait_thread(wo, tsk); in __do_wait()
1681 retval = ptrace_do_wait(wo, tsk); in __do_wait()
1687 } while_each_thread(current, tsk); in __do_wait()