linux-kernel - Re: [PATCH 2/2] kernel: sched: print errors with %pe for better readability of logs

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Message-ID: <ZcH6hR+QnjKsv7+4@linux.intel.com>
Date: Tue, 6 Feb 2024 10:23:17 +0100
From: Stanislaw Gruszka <stanislaw.gruszka@...ux.intel.com>
To: Onkarnarth <onkarnath.1@...sung.com>
Cc: rafael@...nel.org, lenb@...nel.org, bhelgaas@...gle.com,
	viresh.kumar@...aro.org, 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-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org, linux-pci@...r.kernel.org,
	r.thapliyal@...sung.com, maninder1.s@...sung.com
Subject: Re: [PATCH 2/2] kernel: sched: print errors with %pe for better
 readability of logs

On Tue, Feb 06, 2024 at 10:41:20AM +0530, Onkarnarth wrote:
> From: Onkarnath <onkarnath.1@...sung.com>
> 
> instead of printing errros as a number(%ld), it's better to print in string
> format for better readability of logs.
> 
> Signed-off-by: Onkarnath <onkarnath.1@...sung.com>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@...ux.intel.com>

> ---
>  kernel/sched/cpufreq_schedutil.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c
> index eece6244f9d2..2c42eaa56fa3 100644
> --- a/kernel/sched/cpufreq_schedutil.c
> +++ b/kernel/sched/cpufreq_schedutil.c
> @@ -671,7 +671,7 @@ static int sugov_kthread_create(struct sugov_policy *sg_policy)
>  				"sugov:%d",
>  				cpumask_first(policy->related_cpus));
>  	if (IS_ERR(thread)) {
> -		pr_err("failed to create sugov thread: %ld\n", PTR_ERR(thread));
> +		pr_err("failed to create sugov thread: %pe\n", thread);
>  		return PTR_ERR(thread);
>  	}
>  
> -- 
> 2.25.1
> 
>