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pid: introduce task_ppid_vnr() helper

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Cosmetic change. Unlike all other similar helpers task_ppid_nr_ns() doesn't
have a _vnr() version; add one for consistency.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Link: https://patch.msgid.link/20251015123633.GB9456@redhat.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Oleg Nesterov
2025-10-15 14:36:33 +02:00
committed by Christian Brauner
parent 1cf2e88e06
commit 84f90ab5d3
2 changed files with 6 additions and 1 deletions
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2
fs/pidfs.c
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@@ -446,7 +446,7 @@ static long pidfd_info(struct file *file, unsigned int cmd, unsigned long arg)
* the fields are set correctly, or return ESRCH to avoid providing
* incomplete information. */
kinfo.ppid = task_ppid_nr_ns(task, NULL);
kinfo.ppid = task_ppid_vnr(task);
kinfo.tgid = task_tgid_vnr(task);
kinfo.pid = task_pid_vnr(task);
kinfo.mask |= PIDFD_INFO_PID;

5
include/linux/pid.h
View File

@@ -310,6 +310,11 @@ static inline pid_t task_ppid_nr_ns(const struct task_struct *tsk, struct pid_na
return pid;
}
static inline pid_t task_ppid_vnr(const struct task_struct *tsk)
{
return task_ppid_nr_ns(tsk, NULL);
}
static inline pid_t task_ppid_nr(const struct task_struct *tsk)
{
return task_ppid_nr_ns(tsk, &init_pid_ns);