linux-kernel - Re: [PATCH v2 2/2] kgdboc: Change printk to the right fashion

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Date:   Tue, 14 Aug 2018 23:39:35 +0800
From:   He Zhe <zhe.he@...driver.com>
To:     Daniel Thompson <daniel.thompson@...aro.org>,
        Joe Perches <golf@...ches.com>
CC:     <jason.wessel@...driver.com>, <gregkh@...uxfoundation.org>,
        <jslaby@...e.com>, <kgdb-bugreport@...ts.sourceforge.net>,
        <linux-serial@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/2] kgdboc: Change printk to the right fashion



On 2018年08月14日 22:41, Daniel Thompson wrote:
> On Tue, Aug 14, 2018 at 07:04:11AM -0700, Joe Perches wrote:
>> On Tue, 2018-08-14 at 14:35 +0100, Daniel Thompson wrote:
>>> On Tue, Aug 14, 2018 at 08:46:01PM +0800, zhe.he@...driver.com wrote:
>>>> From: He Zhe <zhe.he@...driver.com>
>>>>
>>>> pr_* is preferred according to scripts/checkpatch.pl.
>> []
>>>> diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c
>> []
>>>> @@ -136,7 +136,7 @@ static int kgdboc_option_setup(char *opt)
>>>>  	}
>>>>  
>>>>  	if (strlen(opt) >= MAX_CONFIG_LEN) {
>>>> -		printk(KERN_ERR "kgdboc: config string too long\n");
>>>> +		pr_err("kgdboc: config string too long\n");
>>> Looks like you should remove the tags from pr_err and use pr_fmt(fmt) to
>>> put tags on the messages:
>>>
>>> #define pr_fmt(fmt) "kgdboc: " fmt
>> True and it's probably better to use:
>>
>> #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> Good point! Thanks.

Daniel, Joe, thanks for your good suggestions. v3 is sent.

Zhe

>
>
> Daniel.
>