linux-kernel - Re: [PATCH] sched: change printk(KERN_<LEVEL>.. to pr

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Date:   Fri, 27 May 2022 09:10:07 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Yu Zhe <yuzhe@...china.com>
Cc:     mingo@...hat.com, peterz@...radead.org, juri.lelli@...hat.com,
        vincent.guittot@...aro.org, dietmar.eggemann@....com,
        rostedt@...dmis.org, bsegall@...gle.com, mgorman@...e.de,
        bristot@...hat.com, vschneid@...hat.com,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        liqiong@...china.com
Subject: Re: [PATCH] sched: change printk(KERN_<LEVEL>.. to pr_<level>()

On Thu, May 26, 2022 at 02:10:31AM -0700, Yu Zhe wrote:
> @@ -9370,7 +9370,7 @@ static void dump_rq_tasks(struct rq *rq, const char *loglvl)
>  
>  	lockdep_assert_rq_held(rq);
>  
> -	printk("%sCPU%d enqueued tasks (%u total):\n", loglvl, cpu, rq->nr_running);
> +	pr_warn("%sCPU%d enqueued tasks (%u total):\n", loglvl, cpu, rq->nr_running);
                                                        ^^^^^^

Your patch is wrong.  The code aready has loglvl but as a variable.

Don't start sending checkpatch stuff to kernel/sched.  Better to get
some experience in drivers/staging/ because Greg deliberately leaves a
lot of garbage code for people to clean up and get experience.

regards,
dan carpenter