linux-kernel - Re: [PATCH v4] Add FAT messages to printk index

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Date:   Mon, 4 Apr 2022 15:50:04 +0200
From:   Petr Mladek <pmladek@...e.com>
To:     Jonathan Lassoff <jof@...jof.com>
Cc:     OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Chris Down <chris@...isdown.name>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4] Add FAT messages to printk index

On Wed 2022-03-30 17:58:00, Jonathan Lassoff 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 (as they always have; no change
> of expectations), while enabling end users to examine format strings to
> detect changes.
> Since end users are using regular expressions to match messages printed
> through printk(), being able to detect changes in chosen format strings
> from release to release provides a useful signal to review
> printk()-matching regular expressions for any necessary updates.
> 
> So that detailed FAT messages are captured by this printk index, this patch
> wraps fat_msg with a macro.
> 
> Signed-off-by: Jonathan Lassoff <jof@...jof.com>
> Acked-by: OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>

Reviewed-by: Petr Mladek <pmladek@...e.com>
Tested-by: Petr Mladek <pmladek@...e.com>

Best Regards,
Petr