linux-kernel - Re: [PATCH 0/2] introduce DUMP_PREFIX

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Message-ID: <YBDLxddRw5u+IA6B@jagdpanzerIV.localdomain>
Date:   Wed, 27 Jan 2021 11:11:17 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky@...il.com>
To:     John Ogness <john.ogness@...utronix.de>,
        Steven Rostedt <rostedt@...dmis.org>,
        Timur Tabi <timur@...nel.org>, Vlastimil Babka <vbabka@...e.cz>
Cc:     Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Matthew Wilcox <willy@...radead.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        Petr Mladek <pmladek@...e.com>, roman.fietze@...na.com,
        keescook@...omium.org, linux-mm@...ck.org,
        Akinobu Mita <akinobu.mita@...il.com>
Subject: Re: [PATCH 0/2] introduce DUMP_PREFIX_UNHASHED for hex dumps

On (21/01/26 20:29), John Ogness wrote:
> 
> On 2021-01-26, Steven Rostedt <rostedt@...dmis.org> wrote:
> > And even if we make this a boot time option, perhaps we should still
> > include that nasty dmesg notice, which will let people know that the
> > kernel has unhashed values.
> 
> +1
> 
> The notice would probably be the main motivation for distros/users to
> avoid unhashed values unless truly debugging. Which is what we want.

+1 for boot param with a scary name and dmesg WARNING WARNING WARNING that
should look even scarier.

Timur, do you have time to take a look and submit a patch?

	-ss