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Subject[PATCH] sched/debug: fix trival print task format
Date
Ensure levave a whitespace 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

Signed-off-by: Xie XiuQi <xiexiuqi@huawei.com>
---
kernel/sched/debug.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index f7e4579e746c..a1b5a4c1213e 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -434,9 +434,9 @@ static void
print_task(struct seq_file *m, struct rq *rq, struct task_struct *p)
{
if (rq->curr == p)
- SEQ_printf(m, ">R");
+ SEQ_printf(m, ">R ");
else
- SEQ_printf(m, " %c", task_state_to_char(p));
+ SEQ_printf(m, " %c ", task_state_to_char(p));

SEQ_printf(m, "%15s %5d %9Ld.%06ld %9Ld %5d ",
p->comm, task_pid_nr(p),
@@ -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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