linux-kernel - Re: [PATCH 0/3][v4] add support for never printing hashed addresses

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Message-ID: <YCpWJWkssy7xkgV0@alley>
Date:   Mon, 15 Feb 2021 12:08:21 +0100
From:   Petr Mladek <pmladek@...e.com>
To:     Timur Tabi <timur@...nel.org>
Cc:     Steven Rostedt <rostedt@...dmis.org>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Matthew Wilcox <willy@...radead.org>,
        akpm@...ux-foundation.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        roman.fietze@...na.com, Kees Cook <keescook@...omium.org>,
        John Ogness <john.ogness@...utronix.de>,
        akinobu.mita@...il.com, glider@...gle.com,
        Andrey Konovalov <andreyknvl@...gle.com>,
        Marco Elver <elver@...gle.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Pavel Machek <pavel@....cz>,
        Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH 0/3][v4] add support for never printing hashed addresses

On Sun 2021-02-14 10:18:39, Timur Tabi wrote:
> On 2/14/21 10:13 AM, Timur Tabi wrote:
> > Although hashing addresses printed via printk does make the
> > kernel more secure, it interferes with debugging, especially
> > with some functions like print_hex_dump() which always uses
> > hashed addresses.
> 
> I believe that this version addresses all outstanding issues, so unless
> there are any complaints, I would like for this patch set to be merged for
> 5.12-rc1.  I don't know who should pick it up, though.

I have pushed the patchset into printk/linux.git,
branch for-5.12-no_hash_pointers.

I am going to send the pull request on Thursday. Anyone still could
comment and even stop it until them. I just wanted to give it at
least few days in linux-next.

Best Regards,
Petr