[PATCH 5/5] gpio: nomadik: drop "chip registered" log on probe success
Bartosz Golaszewski
brgl at kernel.org
Mon Jul 6 02:21:16 PDT 2026
On Fri, 3 Jul 2026 23:08:23 +0200, Linus Walleij <linusw at kernel.org> said:
> On Thu, Jul 2, 2026 at 10:34 AM Théo Lebrun <theo.lebrun at bootlin.com> wrote:
>
>> > I actually don't generally agree, but you are using this driver more than
>> > me now so let's go with your minimalist dmesg style for this driver.
>>
>> I get from where you stand, but the info level is somewhat strong.
>> Documentation/process/coding-style.rst agrees ("When drivers are
>> working properly they are quiet").
>>
>> If you like this log line we can turn it into a lower debug level?
>
> My actual preference for the record is not simple.
>
> I prefer noisy talkative dmesg when the platform/system is new,
> and new stuff is being added to the kernel in every release in
> large chunks.
>
> This is when things could go missing and cause regressions
> and it's nice to see a "hello world" in dmesg.
>
> As the platform matures and get full support in the kernel,
> these can be dropped gradually, because the driver can be
> trusted to probe properly.
>
But then people tend to "forget" to drop these logs and they are never
really *temporary*. :)
Bartosz
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