int rp_app_exit(void)
{
fprintf(stderr, "Unloading scope (with gen+pid extensions) version %s-%s.\n", VERSION_STR, REVISION_STR);
rp_osc_worker_exit();
generate_exit();
pid_exit();
return 0;
}
static int
process_exit_event(event_t *event)
{
pid_exit(event->fork.pid, event->fork.time);
return 0;
}
/*
* Remove zombie children from the process table.
*/
void
freeproc(proc_t *p)
{
proc_t *q;
task_t *tk;
ASSERT(p->p_stat == SZOMB);
ASSERT(p->p_tlist == NULL);
ASSERT(MUTEX_HELD(&pidlock));
sigdelq(p, NULL, 0);
if (p->p_killsqp) {
siginfofree(p->p_killsqp);
p->p_killsqp = NULL;
}
prfree(p); /* inform /proc */
/*
* Don't free the init processes.
* Other dying processes will access it.
*/
if (p == proc_init)
return;
/*
* We wait until now to free the cred structure because a
* zombie process's credentials may be examined by /proc.
* No cred locking needed because there are no threads at this point.
*/
upcount_dec(crgetruid(p->p_cred), crgetzoneid(p->p_cred));
crfree(p->p_cred);
if (p->p_corefile != NULL) {
corectl_path_rele(p->p_corefile);
p->p_corefile = NULL;
}
if (p->p_content != NULL) {
corectl_content_rele(p->p_content);
p->p_content = NULL;
}
if (p->p_nextofkin && !((p->p_nextofkin->p_flag & SNOWAIT) ||
(PTOU(p->p_nextofkin)->u_signal[SIGCLD - 1] == SIG_IGN))) {
/*
* This should still do the right thing since p_utime/stime
* get set to the correct value on process exit, so it
* should get properly updated
*/
p->p_nextofkin->p_cutime += p->p_utime;
p->p_nextofkin->p_cstime += p->p_stime;
p->p_nextofkin->p_cacct[LMS_USER] += p->p_acct[LMS_USER];
p->p_nextofkin->p_cacct[LMS_SYSTEM] += p->p_acct[LMS_SYSTEM];
p->p_nextofkin->p_cacct[LMS_TRAP] += p->p_acct[LMS_TRAP];
p->p_nextofkin->p_cacct[LMS_TFAULT] += p->p_acct[LMS_TFAULT];
p->p_nextofkin->p_cacct[LMS_DFAULT] += p->p_acct[LMS_DFAULT];
p->p_nextofkin->p_cacct[LMS_KFAULT] += p->p_acct[LMS_KFAULT];
p->p_nextofkin->p_cacct[LMS_USER_LOCK]
+= p->p_acct[LMS_USER_LOCK];
p->p_nextofkin->p_cacct[LMS_SLEEP] += p->p_acct[LMS_SLEEP];
p->p_nextofkin->p_cacct[LMS_WAIT_CPU]
+= p->p_acct[LMS_WAIT_CPU];
p->p_nextofkin->p_cacct[LMS_STOPPED] += p->p_acct[LMS_STOPPED];
p->p_nextofkin->p_cru.minflt += p->p_ru.minflt;
p->p_nextofkin->p_cru.majflt += p->p_ru.majflt;
p->p_nextofkin->p_cru.nswap += p->p_ru.nswap;
p->p_nextofkin->p_cru.inblock += p->p_ru.inblock;
p->p_nextofkin->p_cru.oublock += p->p_ru.oublock;
p->p_nextofkin->p_cru.msgsnd += p->p_ru.msgsnd;
p->p_nextofkin->p_cru.msgrcv += p->p_ru.msgrcv;
p->p_nextofkin->p_cru.nsignals += p->p_ru.nsignals;
p->p_nextofkin->p_cru.nvcsw += p->p_ru.nvcsw;
p->p_nextofkin->p_cru.nivcsw += p->p_ru.nivcsw;
p->p_nextofkin->p_cru.sysc += p->p_ru.sysc;
p->p_nextofkin->p_cru.ioch += p->p_ru.ioch;
}
q = p->p_nextofkin;
if (q && q->p_orphan == p)
q->p_orphan = p->p_nextorph;
else if (q) {
for (q = q->p_orphan; q; q = q->p_nextorph)
if (q->p_nextorph == p)
break;
ASSERT(q && q->p_nextorph == p);
q->p_nextorph = p->p_nextorph;
}
/*
* The process table slot is being freed, so it is now safe to give up
* task and project membership.
*/
mutex_enter(&p->p_lock);
tk = p->p_task;
task_detach(p);
mutex_exit(&p->p_lock);
proc_detach(p);
pid_exit(p, tk); /* frees pid and proc structure */
task_rele(tk);
}
