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pid: change bacct_add_tsk() to use task_ppid_nr_ns()

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to simplify the code.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Link: https://lore.kernel.org/20250810173615.GA20000@redhat.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Oleg Nesterov
2025-08-10 19:36:15 +02:00
committed by Christian Brauner
parent abdfd4948e
commit b1afcaddd6
1 changed files with 1 additions and 2 deletions
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3
kernel/tsacct.c
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@@ -57,12 +57,11 @@ void bacct_add_tsk(struct user_namespace *user_ns,
stats->ac_sched = tsk->policy;
stats->ac_pid = task_pid_nr_ns(tsk, pid_ns);
stats->ac_tgid = task_tgid_nr_ns(tsk, pid_ns);
stats->ac_ppid = task_ppid_nr_ns(tsk, pid_ns);
rcu_read_lock();
tcred = __task_cred(tsk);
stats->ac_uid = from_kuid_munged(user_ns, tcred->uid);
stats->ac_gid = from_kgid_munged(user_ns, tcred->gid);
stats->ac_ppid = pid_alive(tsk) ?
task_tgid_nr_ns(rcu_dereference(tsk->real_parent), pid_ns) : 0;
rcu_read_unlock();
task_cputime(tsk, &utime, &stime);