From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9BD7739182F; Mon, 22 Jun 2026 08:53:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782118437; cv=none; b=IdSceP4L7kYyFYSmzh7StveBvNro1VgoNBqihgbyKbhkiBeToQPjRMi/bRhWyGaZQgmDdNEeTqxayOrVCGrHYJvMOMeHIrc0rCheY3SvlqHFgTuy4aUPE9M0V8YHSgBqwLnvmIkCJvfsOP8WIPy4pl57ioUs2K/xF/M3QB6YnHA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782118437; c=relaxed/simple; bh=F0QDbKzbwJL5X7qHqHx3lNvTzGz2HWk2gVQO8+kpuo4=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=obFM555zHDAoSGr+Mlk7ecHjbRMgPjzsMIDqxRXaaQu9coC4BCJ/7uBI790EOmrof0jAcjUEyZJQUawMZdpNdhkH05YN0nkfa6Ni/qnJ9Xwi8N2hIZ4Uvb/x1/KtwGo2LKcoGf5qBg0gBxTTHBAlUMLz6Zg0Lxj6u8w5c+rfIzs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ajlI+5u/; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ajlI+5u/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9AC2D1F000E9; Mon, 22 Jun 2026 08:53:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782118436; bh=F0QDbKzbwJL5X7qHqHx3lNvTzGz2HWk2gVQO8+kpuo4=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=ajlI+5u/5Lj2pViAZ/RRrobaBRBiwWG66TcLSclH6VgEiCX3pzDLlq48vZSrLl/X8 83z3ruboQqIDbVazIhHwx5JGip9lf+VbpxcPHWDw4gUbR2Bw69RzekHFOjw35JGN9n l49gtrdtrrpSxrgPKnZ20Ihao2CfoXdAXnGeH046LsVIeNBgYuAr6j2Bl9nhTwMRH1 NVF5eY3swwkEMDcbxo+5cJInP+bkLasG/LJYc3V14JQcH8mspffB7CU3PNR9GftU3u 4KuHvQ9gz+PnSNbgojMjSyDZOSgzPCMpMUPB3eHzmTZ5JEKCdN/SpRFdTGAODdPinY wPF/FF/evMf3Q== Date: Mon, 22 Jun 2026 04:53:48 -0400 From: Steven Rostedt To: Peter Zijlstra Cc: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers , Andrew Morton , Linus Torvalds , Sebastian Andrzej Siewior , John Ogness , Thomas Gleixner , Julia Lawall , Yury Norov , 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 Message-ID: <20260622045348.3e1a7833@fedora> In-Reply-To: <20260622083440.GX49951@noisy.programming.kicks-ass.net> References: <20260621093430.264983361@kernel.org> <20260622083440.GX49951@noisy.programming.kicks-ass.net> X-Mailer: Claws Mail 4.4.0 (GTK 3.24.52; x86_64-redhat-linux-gnu) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 22 Jun 2026 10:34:40 +0200 Peter Zijlstra wrote: > Did you forget your C 101 class? If you use a function, you gotta > include the relevant header. If this was the way it was back in 2009, yeah sure. But the header wasn't need for 17 years. Now it suddenly will be. -- Steve