From: Steven Rostedt <steven@rostedt.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Yury Norov <ynorov@nvidia.com>,
LKML <linux-kernel@vger.kernel.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Ao Sun <ao.sun@transsion.com>, David Carlier <devnexen@gmail.com>,
Karl Mehltretter <kmehltretter@gmail.com>,
Martin Kaiser <martin@kaiser.cx>,
Pengpeng Hou <pengpeng@iscas.ac.cn>,
Qian-Yu Lin <tiffany019230@gmail.com>,
Rik van Riel <riel@surriel.com>, Rosen Penev <rosenp@gmail.com>,
Shuvam Pandey <shuvampandey1@gmail.com>,
Vineeth Pillai <vineeth@bitbyteword.org>,
Yash Suthar <yashsuthar983@gmail.com>,
Yu Peng <pengyu@kylinos.cn>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Thomas Gleixner <tglx@linutronix.de>,
Peter Zijlstra <peterz@infradead.org>
Subject: Re: [GIT PULL] tracing: Updates for 7.2
Date: Sun, 21 Jun 2026 03:10:15 -0400 [thread overview]
Message-ID: <20260621031015.6da551c8@fedora> (raw)
In-Reply-To: <CAHk-=wjNQaT+uYYE2G_YuRyHTdZZNYwCKU0fb5H7fS1Z1G5uZw@mail.gmail.com>
On Sat, 20 Jun 2026 17:18:26 -0700
Linus Torvalds <torvalds@linux-foundation.org> wrote:
> But I personally think that debugging should be done by looking at and
> understanding the code. To me, "debugging using printk's" - fancy
> printk's or not - is a failure mode, and soemthing you should be
> quietly ashamed of, instead of using it as some kind of argument for
> making everybody elses kernel worse.
One last note on this. I don't think I ever used "debugging using
printk's" for a design bug. It's always ended up being something like an
off by one issue. That is, looking at the code can easily miss it.
-- Steve
next prev parent reply other threads:[~2026-06-21 7:10 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-16 22:01 [GIT PULL] tracing: Updates for 7.2 Steven Rostedt
2026-06-19 4:23 ` Linus Torvalds
2026-06-19 12:15 ` Steven Rostedt
2026-06-19 14:35 ` Linus Torvalds
2026-06-19 15:40 ` Sebastian Andrzej Siewior
2026-06-19 15:43 ` Linus Torvalds
2026-06-19 18:30 ` Sebastian Andrzej Siewior
2026-06-19 19:07 ` Linus Torvalds
2026-06-19 20:28 ` Thomas Gleixner
2026-06-19 20:55 ` Linus Torvalds
2026-06-20 9:22 ` Willy Tarreau
2026-06-19 22:28 ` Linus Torvalds
2026-06-19 15:54 ` Steven Rostedt
2026-06-19 16:29 ` Linus Torvalds
2026-06-21 20:26 ` Agatha Isabelle Moreira
2026-06-21 20:51 ` Linus Torvalds
2026-06-21 21:19 ` Steven Rostedt
2026-06-20 20:24 ` Julia Lawall
2026-06-21 20:34 ` Agatha Isabelle Moreira
2026-06-20 22:19 ` Steven Rostedt
2026-06-20 22:39 ` Linus Torvalds
2026-06-20 23:43 ` Steven Rostedt
2026-06-21 0:18 ` Linus Torvalds
2026-06-21 6:34 ` Steven Rostedt
2026-06-21 7:10 ` Steven Rostedt [this message]
2026-06-19 15:19 ` Yury Norov
2026-06-19 15:40 ` Linus Torvalds
2026-06-19 22:18 ` Yury Norov
2026-06-19 4:38 ` pr-tracker-bot
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