int g;
struct fdtable *fdt = NULL;
const struct cred *cred;
- pid_t ppid, tpid;
+ pid_t ppid = 0, tpid = 0;
+ struct task_struct *leader = NULL;
rcu_read_lock();
- ppid = pid_alive(p) ?
- task_tgid_nr_ns(rcu_dereference(p->real_parent), ns) : 0;
- tpid = 0;
if (pid_alive(p)) {
struct task_struct *tracer = ptrace_parent(p);
if (tracer)
tpid = task_pid_nr_ns(tracer, ns);
+ ppid = task_tgid_nr_ns(rcu_dereference(p->real_parent), ns);
+ leader = p->group_leader;
}
cred = get_task_cred(p);
seq_printf(m,
"Uid:\t%d\t%d\t%d\t%d\n"
"Gid:\t%d\t%d\t%d\t%d\n",
get_task_state(p),
- task_tgid_nr_ns(p, ns),
+ leader ? task_pid_nr_ns(leader, ns) : 0,
pid_nr_ns(pid, ns),
ppid, tpid,
from_kuid_munged(user_ns, cred->uid),