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-rw-r--r--include/linux/sched.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index be658e33bd26..660b02f80523 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1020,6 +1020,26 @@ static inline pid_t process_group(struct task_struct *tsk)
return tsk->signal->pgrp;
}
+static inline struct pid *task_pid(struct task_struct *task)
+{
+ return task->pids[PIDTYPE_PID].pid;
+}
+
+static inline struct pid *task_tgid(struct task_struct *task)
+{
+ return task->group_leader->pids[PIDTYPE_PID].pid;
+}
+
+static inline struct pid *task_pgrp(struct task_struct *task)
+{
+ return task->group_leader->pids[PIDTYPE_PGID].pid;
+}
+
+static inline struct pid *task_session(struct task_struct *task)
+{
+ return task->group_leader->pids[PIDTYPE_SID].pid;
+}
+
/**
* pid_alive - check that a task structure is not stale
* @p: Task structure to be checked.
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