linux-kernel - Re: [PATCH v4 7/7] kernel.h: drop trace

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <937926D0-00DC-499B-9FD8-D921C903882D@nvidia.com>
Date: Sat, 3 Jan 2026 15:36:44 +0000
From: Joel Fernandes <joelagnelf@...dia.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
CC: Steven Rostedt <rostedt@...dmis.org>, Andrew Morton
	<akpm@...ux-foundation.org>, Yury Norov <yury.norov@...il.com>, Masami
 Hiramatsu <mhiramat@...nel.org>, Mathieu Desnoyers
	<mathieu.desnoyers@...icios.com>, Christophe Leroy <chleroy@...nel.org>,
	Randy Dunlap <rdunlap@...radead.org>, Ingo Molnar <mingo@...nel.org>, Jani
 Nikula <jani.nikula@...ux.intel.com>, Joonas Lahtinen
	<joonas.lahtinen@...ux.intel.com>, David Laight <david.laight@...box.com>,
	Petr Pavlu <petr.pavlu@...e.com>, Andi Shyti <andi.shyti@...nel.org>, Vivi
 Rodrigo <rodrigo.vivi@...el.com>, Tvrtko Ursulin <tursulin@...ulin.net>,
	Daniel Gomez <da.gomez@...nel.org>, Greg Kroah-Hartman
	<gregkh@...uxfoundation.org>, "Rafael J. Wysocki" <rafael@...nel.org>, Danilo
 Krummrich <dakr@...nel.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "intel-gfx@...ts.freedesktop.org"
	<intel-gfx@...ts.freedesktop.org>, "dri-devel@...ts.freedesktop.org"
	<dri-devel@...ts.freedesktop.org>, "linux-modules@...r.kernel.org"
	<linux-modules@...r.kernel.org>, "linux-trace-kernel@...r.kernel.org"
	<linux-trace-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 7/7] kernel.h: drop trace_printk.h



> On Jan 3, 2026, at 7:58 AM, Andy Shevchenko <andriy.shevchenko@...ux.intel.com> wrote:
> 
> On Fri, Jan 02, 2026 at 07:50:59PM -0500, Joel Fernandes wrote:
>> On Mon, Dec 29, 2025 at 11:17:48AM -0500, Steven Rostedt wrote:
> 
> ...
> 
>> I use trace_printk() all the time for kernel, particularly RCU development.
>> One of the key usecases I have is dumping traces on panic (with panic on warn
>> and stop tracing on warn enabled). This is extremely useful since I can add
>> custom tracing and dump traces when rare conditions occur. I fixed several
>> bugs with this technique.
>> 
>> I also recommend keeping it convenient to use.
> 
> Okay, you know C, please share your opinion what header is the best to hold the
> trace_printk.h to be included.

I do not think it is necessary to move it.

 - Joel



> 
> --
> With Best Regards,
> Andy Shevchenko
> 
>