From 20435d84e5f2041c64c792399ab6f2948a2c2252 Mon Sep 17 00:00:00 2001 From: Xie XiuQi Date: Mon, 7 Aug 2017 16:44:23 +0800 Subject: sched/debug: Intruduce task_state_to_char() helper function Now that we have more than one place to get the task state, intruduce the task_state_to_char() helper function to save some code. No functionality changed. Signed-off-by: Xie XiuQi Signed-off-by: Peter Zijlstra (Intel) Cc: Cc: Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Thomas Gleixner Link: http://lkml.kernel.org/r/1502095463-160172-3-git-send-email-xiexiuqi@huawei.com Signed-off-by: Ingo Molnar --- kernel/sched/debug.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) (limited to 'kernel/sched/debug.c') diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index d8d2ea215b85..cfd84f79e075 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -426,14 +426,10 @@ static const char stat_nam[] = TASK_STATE_TO_CHAR_STR; static void print_task(struct seq_file *m, struct rq *rq, struct task_struct *p) { - unsigned long state; - - if (rq->curr == p) { + if (rq->curr == p) SEQ_printf(m, ">R"); - } else { - state = p->state ? __ffs(p->state) + 1 : 0; - SEQ_printf(m, " %c", state < sizeof(stat_nam) - 1 ? stat_nam[state] : '?'); - } + else + SEQ_printf(m, " %c", task_state_to_char(p)); SEQ_printf(m, "%15s %5d %9Ld.%06ld %9Ld %5d ", p->comm, task_pid_nr(p), -- cgit v1.2.3