linux-kernel - Re: [PATCH v2] Add FAT messages to printk index

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Message-Id: <20220325131814.7664f1d43c07b091548be2bf@linux-foundation.org>
Date:   Fri, 25 Mar 2022 13:18:14 -0700
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Jonathan Lassoff <jof@...jof.com>
Cc:     OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>,
        linux-kernel@...r.kernel.org, kernel test robot <lkp@...el.com>
Subject: Re: [PATCH v2] Add FAT messages to printk index

On Thu, 24 Mar 2022 02:19:58 +0000 Jonathan Lassoff <jof@...jof.com> wrote:

> In order for end users to quickly react to new issues that come up in
> production, it is proving useful to leverage the printk indexing system. This
> printk index enables kernel developers to use calls to printk() with changable
> ad-hoc format strings, while still enabling end users to detect changes and
> develop a semi-stable interface for detecting and parsing these messages.
> 
> So that detailed FAT messages are captured by this printk index, this patch
> wraps fat_msg with a macro.

It would be nice to see some before-and-after sample output to help
reviewers understand this proposal.

> Reported-by: kernel test robot <lkp@...el.com>

We'll need a Signed-off-by: for this, please. 
Documentation/process/submitting-patches.rst describes this.