Remove executable permission for dma.c

[linux-2.6-omap-h63xx.git] / kernel / pid.c

diff --git a/kernel/pid.c b/kernel/pid.c
index 1b3586fe753afc25a482f92e78b46483d90a369c..b2e5f78fd2812cdc31624583f347853f1d236024 100644 (file)
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -403,6 +403,8 @@ struct pid *get_task_pid(struct task_struct *task, enum pid_type type)
 {
        struct pid *pid;
        rcu_read_lock();
+       if (type != PIDTYPE_PID)
+               task = task->group_leader;
        pid = get_pid(task->pids[type].pid);
        rcu_read_unlock();
        return pid;
@@ -450,11 +452,24 @@ pid_t pid_vnr(struct pid *pid)
 }
 EXPORT_SYMBOL_GPL(pid_vnr);
 
-pid_t task_pid_nr_ns(struct task_struct *tsk, struct pid_namespace *ns)
+pid_t __task_pid_nr_ns(struct task_struct *task, enum pid_type type,
+                       struct pid_namespace *ns)
 {
-       return pid_nr_ns(task_pid(tsk), ns);
+       pid_t nr = 0;
+
+       rcu_read_lock();
+       if (!ns)
+               ns = current->nsproxy->pid_ns;
+       if (likely(pid_alive(task))) {
+               if (type != PIDTYPE_PID)
+                       task = task->group_leader;
+               nr = pid_nr_ns(task->pids[type].pid, ns);
+       }
+       rcu_read_unlock();
+
+       return nr;
 }
-EXPORT_SYMBOL(task_pid_nr_ns);
+EXPORT_SYMBOL(__task_pid_nr_ns);
 
 pid_t task_tgid_nr_ns(struct task_struct *tsk, struct pid_namespace *ns)
 {
@@ -462,18 +477,6 @@ pid_t task_tgid_nr_ns(struct task_struct *tsk, struct pid_namespace *ns)
 }
 EXPORT_SYMBOL(task_tgid_nr_ns);
 
-pid_t task_pgrp_nr_ns(struct task_struct *tsk, struct pid_namespace *ns)
-{
-       return pid_nr_ns(task_pgrp(tsk), ns);
-}
-EXPORT_SYMBOL(task_pgrp_nr_ns);
-
-pid_t task_session_nr_ns(struct task_struct *tsk, struct pid_namespace *ns)
-{
-       return pid_nr_ns(task_session(tsk), ns);
-}
-EXPORT_SYMBOL(task_session_nr_ns);
-
 struct pid_namespace *task_active_pid_ns(struct task_struct *tsk)
 {
        return ns_of_pid(task_pid(tsk));