[patch] sched: Fix up /proc/sched_debug to print only runnabletasks again

From: Mike Galbraith
Date: Mon Dec 23 2013 - 01:39:31 EST


Hi Ingo,

This hunk of b32e86b430 looks like a booboo.


Commit b32e86b430 dropped p->on_rq check, leading to printing tasks which
used to live on runqueues, which is very noisy (and annoying as heck).

Signed-off-by: Mike Galbraith <bitbucket@xxxxxxxxx>
---
kernel/sched/debug.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -163,7 +163,7 @@ static void print_rq(struct seq_file *m,
read_lock_irqsave(&tasklist_lock, flags);

do_each_thread(g, p) {
- if (task_cpu(p) != rq_cpu)
+ if (!p->on_rq || task_cpu(p) != rq_cpu)
continue;

print_task(m, rq, p);


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