linux-kernel - Re: [PATCH V4 4/9] pinctrl: imx8mn: Support building as module

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Date:   Thu, 11 Jun 2020 11:55:16 +0300
From:   Daniel Baluta <daniel.baluta@....com>
To:     Anson Huang <anson.huang@....com>,
        Aisheng Dong <aisheng.dong@....com>,
        "festevam@...il.com" <festevam@...il.com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "stefan@...er.ch" <stefan@...er.ch>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "linus.walleij@...aro.org" <linus.walleij@...aro.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Cc:     dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH V4 4/9] pinctrl: imx8mn: Support building as module


On 11.06.2020 11:48, Anson Huang wrote:
> Hi, Daniel
>
>> Subject: Re: [PATCH V4 4/9] pinctrl: imx8mn: Support building as module
>>
>> Maybe this is obvious but I would really like to see an explanation
>>
>> of why we are switching from arch_initcall to platform_init.
>>
>> Commit message act as documentation  for the reviewers.
> Yes, I noticed this, and it looks like unnecessary change, and I just replied in
> mail that I will change it back to arch_initcall() in order to make sure nothing
> changed for built-in config. Below is what I replied in cover-letter mail:
>
> " I will keep the arch_initcall() there in next version patch series, it can make sure
> the change does NOT impact built-in config. For module build, the arch_initcall()
> will be same as module_init(), user needs to insmod the .ko with correct sequence."

Ok, that's great. Lets try to keep in mind that the commit message should

answer to a simple question: "Why the change is needed" :).


Then, the details about the change should be added.