linux-kernel - Re: [PATCH V2] cpufreq: ARM big LITTLE: Add generic cpufreq driver and its DT glue

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Date:	Mon, 11 Mar 2013 08:57:49 +0800
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Francesco Lavra <francescolavra.fl@...il.com>
Cc:	rjw@...k.pl, Steve.Bannister@....com, linux@....linux.org.uk,
	linux-pm@...r.kernel.org,
	Sudeep KarkadaNagesha <sudeep.karkadanagesha@....com>,
	devicetree-discuss@...ts.ozlabs.org, Liviu.Dudau@....com,
	linux-kernel@...r.kernel.org, cpufreq@...r.kernel.org,
	robin.randhawa@....com, linux-arm-kernel@...ts.infradead.org,
	mark.hambleton@...adcom.com, linaro-kernel@...ts.linaro.org,
	charles.garcia-tobin@....com
Subject: Re: [PATCH V2] cpufreq: ARM big LITTLE: Add generic cpufreq driver
 and its DT glue

On 10 March 2013 23:58, Francesco Lavra <francescolavra.fl@...il.com> wrote:
> On 03/07/2013 06:14 PM, Viresh Kumar wrote:
>> +void bL_cpufreq_unregister(struct cpufreq_arm_bL_ops *ops)
>> +{
>> +     if (arm_bL_ops != ops) {
>> +             pr_info("%s: Registered with: %s, can't unregister, exiting\n",
>> +                             __func__, arm_bL_ops->name);
>> +     }
>
> The code is not doing what the info message says.

Yes, following is the improvement:

diff --git a/drivers/cpufreq/arm_big_little.c b/drivers/cpufreq/arm_big_little.c
index 8b8b07e..9d449cf 100644
--- a/drivers/cpufreq/arm_big_little.c
+++ b/drivers/cpufreq/arm_big_little.c
@@ -264,8 +264,9 @@ EXPORT_SYMBOL_GPL(bL_cpufreq_register);
 void bL_cpufreq_unregister(struct cpufreq_arm_bL_ops *ops)
 {
        if (arm_bL_ops != ops) {
-               pr_info("%s: Registered with: %s, can't unregister, exiting\n",
+               pr_err("%s: Registered with: %s, can't unregister, exiting\n",
                                __func__, arm_bL_ops->name);
+               return;
        }
--
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