From: Steven Rostedt <rostedt@kernel.org>
To: "Christophe Leroy (CS GROUP)" <chleroy@kernel.org>
Cc: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
Masami Hiramatsu <mhiramat@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
John Ogness <john.ogness@linutronix.de>,
Thomas Gleixner <tglx@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Julia Lawall <julia.lawall@inria.fr>,
Yury Norov <yury.norov@gmail.com>,
linux-doc@vger.kernel.org, linux-kbuild@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, dri-devel@lists.freedesktop.org,
linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org, linux-rdma@vger.kernel.org,
linux-usb@vger.kernel.org, linux-ext4@vger.kernel.org,
linux-nfs@vger.kernel.org, kvm@vger.kernel.org,
intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 0/2] tracing: Move trace_printk.h out of kernel.h
Date: Mon, 22 Jun 2026 09:08:26 -0400 [thread overview]
Message-ID: <20260622090826.20efadb3@fedora> (raw)
In-Reply-To: <dbb5915e-6587-4de9-87f3-76bea5024da8@kernel.org>
On Mon, 22 Jun 2026 10:05:13 +0200
"Christophe Leroy (CS GROUP)" <chleroy@kernel.org> wrote:
> > There's been complaints about trace_printk() being defined in kernel.h as it
> > can increase the compilation time. As it is only used by some developers for
> > debugging purposes, it should not be in kernel.h causing lots of wasted CPU
> > cycles for those that do not ever care about it.
>
> Do we have a measurement of the increased compilation time ?
I believe Yury does.
-- Steve
next prev parent reply other threads:[~2026-06-22 13:08 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-21 9:34 [PATCH 0/2] tracing: Move trace_printk.h out of kernel.h Steven Rostedt
2026-06-21 9:34 ` [PATCH 1/2] tracing: Move non-trace_printk prototypes back to kernel.h Steven Rostedt
2026-06-21 13:08 ` Yury Norov
2026-06-21 13:24 ` Steven Rostedt
2026-06-21 9:34 ` [PATCH 2/2] tracing: Add CONFIG_TRACE_PRINTK_DEBUGGING to clean up kernel.h Steven Rostedt
2026-06-21 9:47 ` Steven Rostedt
2026-06-21 13:39 ` Yury Norov
2026-06-21 13:57 ` Yury Norov
2026-06-21 10:13 ` Thomas Gleixner
2026-06-21 10:38 ` Steven Rostedt
2026-06-21 12:55 ` David Laight
2026-06-21 13:03 ` Steven Rostedt
2026-06-22 8:05 ` [PATCH 0/2] tracing: Move trace_printk.h out of kernel.h Christophe Leroy (CS GROUP)
2026-06-22 13:08 ` Steven Rostedt [this message]
2026-06-22 13:11 ` Yury Norov
2026-06-22 8:34 ` Peter Zijlstra
2026-06-22 8:53 ` Steven Rostedt
2026-06-22 16:40 ` Randy Dunlap
2026-06-22 16:51 ` Steven Rostedt
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20260622090826.20efadb3@fedora \
--to=rostedt@kernel.org \
--cc=akpm@linux-foundation.org \
--cc=bigeasy@linutronix.de \
--cc=chleroy@kernel.org \
--cc=dri-devel@lists.freedesktop.org \
--cc=intel-gfx@lists.freedesktop.org \
--cc=john.ogness@linutronix.de \
--cc=julia.lawall@inria.fr \
--cc=kvm@vger.kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-ext4@vger.kernel.org \
--cc=linux-kbuild@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-nfs@vger.kernel.org \
--cc=linux-rdma@vger.kernel.org \
--cc=linux-stm32@st-md-mailman.stormreply.com \
--cc=linux-trace-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=mark.rutland@arm.com \
--cc=mathieu.desnoyers@efficios.com \
--cc=mhiramat@kernel.org \
--cc=peterz@infradead.org \
--cc=tglx@kernel.org \
--cc=torvalds@linux-foundation.org \
--cc=yury.norov@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.