Lines Matching refs:tsk
92 static void __exit_signal(struct task_struct *tsk) in __exit_signal() argument
94 struct signal_struct *sig = tsk->signal; in __exit_signal()
95 bool group_dead = thread_group_leader(tsk); in __exit_signal()
100 sighand = rcu_dereference_check(tsk->sighand, in __exit_signal()
105 posix_cpu_timers_exit(tsk); in __exit_signal()
107 posix_cpu_timers_exit_group(tsk); in __exit_signal()
114 if (unlikely(has_group_leader_pid(tsk))) in __exit_signal()
115 posix_cpu_timers_exit_group(tsk); in __exit_signal()
130 if (tsk == sig->curr_target) in __exit_signal()
131 sig->curr_target = next_thread(tsk); in __exit_signal()
134 add_device_randomness((const void*) &tsk->se.sum_exec_runtime, in __exit_signal()
143 task_cputime(tsk, &utime, &stime); in __exit_signal()
147 sig->gtime += task_gtime(tsk); in __exit_signal()
148 sig->min_flt += tsk->min_flt; in __exit_signal()
149 sig->maj_flt += tsk->maj_flt; in __exit_signal()
150 sig->nvcsw += tsk->nvcsw; in __exit_signal()
151 sig->nivcsw += tsk->nivcsw; in __exit_signal()
152 sig->inblock += task_io_get_inblock(tsk); in __exit_signal()
153 sig->oublock += task_io_get_oublock(tsk); in __exit_signal()
154 task_io_accounting_add(&sig->ioac, &tsk->ioac); in __exit_signal()
155 sig->sum_sched_runtime += tsk->se.sum_exec_runtime; in __exit_signal()
157 __unhash_process(tsk, group_dead); in __exit_signal()
164 flush_sigqueue(&tsk->pending); in __exit_signal()
165 tsk->sighand = NULL; in __exit_signal()
169 clear_tsk_thread_flag(tsk, TIF_SIGPENDING); in __exit_signal()
178 struct task_struct *tsk = container_of(rhp, struct task_struct, rcu); in delayed_put_task_struct() local
180 perf_event_delayed_put(tsk); in delayed_put_task_struct()
181 trace_sched_process_free(tsk); in delayed_put_task_struct()
182 put_task_struct(tsk); in delayed_put_task_struct()
318 kill_orphaned_pgrp(struct task_struct *tsk, struct task_struct *parent) in kill_orphaned_pgrp() argument
320 struct pid *pgrp = task_pgrp(tsk); in kill_orphaned_pgrp()
321 struct task_struct *ignored_task = tsk; in kill_orphaned_pgrp()
327 parent = tsk->real_parent; in kill_orphaned_pgrp()
335 task_session(parent) == task_session(tsk) && in kill_orphaned_pgrp()
645 static void exit_notify(struct task_struct *tsk, int group_dead) in exit_notify() argument
652 forget_original_parent(tsk, &dead); in exit_notify()
655 kill_orphaned_pgrp(tsk->group_leader, NULL); in exit_notify()
657 tsk->exit_state = EXIT_ZOMBIE; in exit_notify()
658 if (unlikely(tsk->ptrace)) { in exit_notify()
659 int sig = thread_group_leader(tsk) && in exit_notify()
660 thread_group_empty(tsk) && in exit_notify()
661 !ptrace_reparented(tsk) ? in exit_notify()
662 tsk->exit_signal : SIGCHLD; in exit_notify()
663 autoreap = do_notify_parent(tsk, sig); in exit_notify()
664 } else if (thread_group_leader(tsk)) { in exit_notify()
665 autoreap = thread_group_empty(tsk) && in exit_notify()
666 do_notify_parent(tsk, tsk->exit_signal); in exit_notify()
672 tsk->exit_state = EXIT_DEAD; in exit_notify()
673 list_add(&tsk->ptrace_entry, &dead); in exit_notify()
677 if (unlikely(tsk->signal->notify_count < 0)) in exit_notify()
678 wake_up_process(tsk->signal->group_exit_task); in exit_notify()
713 struct task_struct *tsk = current; in do_exit() local
716 profile_task_exit(tsk); in do_exit()
717 kcov_task_exit(tsk); in do_exit()
719 WARN_ON(blk_needs_flush_plug(tsk)); in do_exit()
723 if (unlikely(!tsk->pid)) in do_exit()
737 validate_creds_for_do_exit(tsk); in do_exit()
743 if (unlikely(tsk->flags & PF_EXITING)) { in do_exit()
745 futex_exit_recursive(tsk); in do_exit()
750 exit_signals(tsk); /* sets PF_EXITING */ in do_exit()
760 if (tsk->mm) in do_exit()
761 sync_mm_rss(tsk->mm); in do_exit()
762 acct_update_integrals(tsk); in do_exit()
763 group_dead = atomic_dec_and_test(&tsk->signal->live); in do_exit()
769 if (unlikely(is_global_init(tsk))) in do_exit()
771 tsk->signal->group_exit_code ?: (int)code); in do_exit()
774 hrtimer_cancel(&tsk->signal->real_timer); in do_exit()
775 exit_itimers(tsk->signal); in do_exit()
777 if (tsk->mm) in do_exit()
778 setmax_mm_hiwater_rss(&tsk->signal->maxrss, tsk->mm); in do_exit()
783 audit_free(tsk); in do_exit()
785 tsk->exit_code = code; in do_exit()
786 taskstats_exit(tsk, group_dead); in do_exit()
792 trace_sched_process_exit(tsk); in do_exit()
794 exit_sem(tsk); in do_exit()
795 exit_shm(tsk); in do_exit()
796 exit_files(tsk); in do_exit()
797 exit_fs(tsk); in do_exit()
800 exit_task_namespaces(tsk); in do_exit()
801 exit_task_work(tsk); in do_exit()
802 exit_thread(tsk); in do_exit()
803 exit_umh(tsk); in do_exit()
811 perf_event_exit_task(tsk); in do_exit()
813 sched_autogroup_exit_task(tsk); in do_exit()
814 cgroup_exit(tsk); in do_exit()
819 flush_ptrace_hw_breakpoint(tsk); in do_exit()
822 exit_notify(tsk, group_dead); in do_exit()
823 proc_exit_connector(tsk); in do_exit()
824 mpol_put_task_policy(tsk); in do_exit()
834 if (tsk->io_context) in do_exit()
835 exit_io_context(tsk); in do_exit()
837 if (tsk->splice_pipe) in do_exit()
838 free_pipe_info(tsk->splice_pipe); in do_exit()
840 if (tsk->task_frag.page) in do_exit()
841 put_page(tsk->task_frag.page); in do_exit()
843 validate_creds_for_do_exit(tsk); in do_exit()
847 if (tsk->nr_dirtied) in do_exit()
848 __this_cpu_add(dirty_throttle_leaks, tsk->nr_dirtied); in do_exit()
852 lockdep_free_task(tsk); in do_exit()
1369 static int do_wait_thread(struct wait_opts *wo, struct task_struct *tsk) in do_wait_thread() argument
1373 list_for_each_entry(p, &tsk->children, sibling) { in do_wait_thread()
1383 static int ptrace_do_wait(struct wait_opts *wo, struct task_struct *tsk) in ptrace_do_wait() argument
1387 list_for_each_entry(p, &tsk->ptraced, ptrace_entry) { in ptrace_do_wait()
1421 struct task_struct *tsk; in do_wait() local
1443 tsk = current; in do_wait()
1445 retval = do_wait_thread(wo, tsk); in do_wait()
1449 retval = ptrace_do_wait(wo, tsk); in do_wait()
1455 } while_each_thread(current, tsk); in do_wait()