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

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Message-ID: <20180621014337.GD15462@jagdpanzerIV>
Date:   Thu, 21 Jun 2018 10:43:37 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:     Hans de Goede <hdegoede@...hat.com>
Cc:     Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
        Petr Mladek <pmladek@...e.com>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] printk: Make CONSOLE_LOGLEVEL_QUIET configurable

On (06/20/18 15:43), Hans de Goede wrote:
> 
> I guess with my downstream hat on that we could live with silent,
> but I would much prefer changing quiet, also so that we can lower
> the firehose of mostly false-positive bugs coming in because of this.
> Here is a short list from quick search which in no way is complete
> (tip of the iceberg really):
> 
>   1413342 - Linux 4.9.3: ACPI Error: [_OSI] Namespace lookup failure, AE_NOT_FOU
>   1415853 - ACPI Error: Namespace lookup failure, AE_NOT_FOUND (20160831/psargs-
>   1514937 - ACPI Error: AE_NOT_FOUND
>   1527870 - ACPI Error: [\_SB_.PCI0.SAT1] Namespace lookup failure, AE_NOT_FOUND
>   1552580 - ACPI Error: Method parse/execution failed
>   1553320 - Kernel errors at bootup -- system runs okay
>   1556967 - ACPI Error: [SMIC] Namespace lookup failure, AE_ALREADY_EXISTS
>   1582825 - ACPI Error: Method parse/execution failed
>   https://bugzilla.kernel.org/show_bug.cgi?id=109511
>   https://bugzilla.kernel.org/show_bug.cgi?id=194687
> 
> If we change quiet to filter these out, all of these will go away, if
> we add a new silent option then only fresh installs will get the
> new silent option and the benefit will be much reduced.

Hi,

No real objections from my side, I guess. Especially given that
Red Hat, VMWare and SUSE like your patch :)

	-ss