sched/debug: Take PID namespace into account

Emmanuel reported that /proc/sched_debug didn't report the right PIDs
when using namespaces, cure this.

Reported-by: Emmanuel Deloget <emmanuel.deloget@efixo.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20130909110141.GM31370@twins.programming.kicks-ass.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index e076bdd..1965599 100644 (file)
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -124,7 +124,7 @@ print_task(struct seq_file *m, struct rq *rq, struct task_struct *p)
                SEQ_printf(m, " ");
 
        SEQ_printf(m, "%15s %5d %9Ld.%06ld %9Ld %5d ",
-               p->comm, p->pid,
+               p->comm, task_pid_nr(p),
                SPLIT_NS(p->se.vruntime),
                (long long)(p->nvcsw + p->nivcsw),
                p->prio);
@@ -289,7 +289,7 @@ do {                                                                        \
        P(nr_load_updates);
        P(nr_uninterruptible);
        PN(next_balance);
-       P(curr->pid);
+       SEQ_printf(m, "  .%-30s: %ld\n", "curr->pid", (long)(task_pid_nr(rq->curr)));
        PN(clock);
        P(cpu_load[0]);
        P(cpu_load[1]);
@@ -492,7 +492,7 @@ void proc_sched_show_task(struct task_struct *p, struct seq_file *m)
 {
        unsigned long nr_switches;
 
-       SEQ_printf(m, "%s (%d, #threads: %d)\n", p->comm, p->pid,
+       SEQ_printf(m, "%s (%d, #threads: %d)\n", p->comm, task_pid_nr(p),
                                                get_nr_threads(p));
        SEQ_printf(m,
                "---------------------------------------------------------"