[PATCH] sched/debug: check p->se.on_rq for 'runnable tasks'

From: Zhu Yanhai
Date: Thu Sep 22 2016 - 05:58:21 EST


From: Zhu Yanhai <gaoyang.zyh@xxxxxxxxxx>

I can't see why the check was removed by commit b32e86b4. Since it was not
relevant to the subject of the commit, I guess it was just a plain typo.

Signed-off-by: Zhu Yanhai <gaoyang.zyh@xxxxxxxxxx>
---
kernel/sched/debug.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index 2a0a999..ee1ca70 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -456,7 +456,7 @@ static void print_rq(struct seq_file *m, struct rq *rq, int rq_cpu)

rcu_read_lock();
for_each_process_thread(g, p) {
- if (task_cpu(p) != rq_cpu)
+ if (!p->se.on_rq || task_cpu(p) != rq_cpu)
continue;

print_task(m, rq, p);
--
2.5.5