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Subject[PATCH v2] sched/debug: fix trival print task format
Date
Ensure leave one space between state and task name.

w/o patch:
runnable tasks:
S task PID tree-key switches prio wait
-----------------------------------------------------------------
I kworker/0:2 656 87693.884557 8255 120
Sirq/10-ACPI:Ged 829 0.000000 3 49
Sirq/11-ACPI:Ged 830 0.000000 3 49
Sirq/50-arm-smmu 945 0.000000 3 49

with patch:
runnable tasks:
S task PID tree-key switches prio wait
------------------------------------------------------------------
I kworker/0:2 656 87693.884557 8255 120
S irq/10-ACPI:Ged 829 0.000000 3 49
S irq/11-ACPI:Ged 830 0.000000 3 49
S irq/50-arm-smmu 945 0.000000 3 49

---
v2:
- fix a typo
- simpler to add one space before print format

Cc: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Xie XiuQi <xiexiuqi@huawei.com>
---
kernel/sched/debug.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index f7e4579e746c..9ee6250cef0d 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -438,7 +438,7 @@ print_task(struct seq_file *m, struct rq *rq, struct task_struct *p)
else
SEQ_printf(m, " %c", task_state_to_char(p));

- SEQ_printf(m, "%15s %5d %9Ld.%06ld %9Ld %5d ",
+ SEQ_printf(m, " %15s %5d %9Ld.%06ld %9Ld %5d ",
p->comm, task_pid_nr(p),
SPLIT_NS(p->se.vruntime),
(long long)(p->nvcsw + p->nivcsw),
@@ -465,10 +465,10 @@ static void print_rq(struct seq_file *m, struct rq *rq, int rq_cpu)

SEQ_printf(m, "\n");
SEQ_printf(m, "runnable tasks:\n");
- SEQ_printf(m, " S task PID tree-key switches prio"
+ SEQ_printf(m, " S task PID tree-key switches prio"
" wait-time sum-exec sum-sleep\n");
SEQ_printf(m, "-------------------------------------------------------"
- "----------------------------------------------------\n");
+ "------------------------------------------------------\n");

rcu_read_lock();
for_each_process_thread(g, p) {
--
2.20.1
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