linux-kernel - Re: [PATCH] printk: Make CONSOLE_LOGLEVEL

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Date:   Wed, 20 Jun 2018 16:18:12 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Petr Mladek <pmladek@...e.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] printk: Make CONSOLE_LOGLEVEL_QUIET configurable

On Wed, 20 Jun 2018 16:07:53 +0200,
Steven Rostedt wrote:
> 
> On Wed, 20 Jun 2018 13:03:35 +0200
> Petr Mladek <pmladek@...e.com> wrote:
> 
> > I find it a bit confusing that "quiet" would mean something different
> > on different systems.
> 
> I disagree. "quiet" to me is for people that really don't care to see
> anything from the kernel except for real issues that they need to
> report. The first thing that I do, and many other kernel developers I
> know, when installing a new distro, is to remove the "quiet" from the
> command line. Because *I* care about the output.
> 
> 
> > 
> > Why did not you use loglevel=<whatever_you_need> instead of "quiet"?
> > 
> > Alternative solution would be to add "silent" or so to calm down
> > everything. But I am afraid that any change in this area would
> > just create a mess similar to grep -s and -q options.
> > 
> > 
> > Best Regards,
> > Petr
> > 
> > PS: I will not block it if Steven and Sergey are fine with this. But
> > I want to be sure that they considered the above views. It looked like
> > a no-brainer to me at the beginning. I even pushed this to printk.git.
> > But the pushing gave me some more time to think about it...
> 
> I prefer this patch over adding yet another kernel command line command
> that will just add to the confusion. I can imagine people saying
> "what's the difference between 'quiet' and 'silent'?". I would.
> 
> I think having it as a config option is the perfect solution. I imagine
> that as soon as Red Hat changes the meaning of "quiet" so will all the
> other distros.

Yeah, SUSE has gathered a pile of such bug reports and complaints from
customers, too, so we'd happily follow that :)


thanks,

Takashi