From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 34C7424A07A for ; Mon, 14 Jul 2025 13:26:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752499611; cv=none; b=L460QOFflUf5Mo2kWYsgx/zO41YnDYhVVXe07yygmamgH1Egv8Jh2X3/Gn4TGWLFo37a7numz4zJkuhJa8ierZ6bkZXEWJpYADebcTNwvtL2YsFprCyC6XOLlt5tYDuKJs1ybxAC5FpAI0zUbB2JGe273rHtMVv0GzVYOfKWW3I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752499611; c=relaxed/simple; bh=2b+rRup0PKDhiumihPWe24espSaqxfUVAV0o8v0wTAY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=VrIpOlltkHem/DUXdObhz6oeq47Vj5c+aO+8CzWK+S9iuCDYKP92Wt2bNSS5EW+f20UVO1Dprt9Vl73cI3X37y259Nit7f2Ldok+4C4XrE0ys7nqjwiQhERZOH5/q1tONVXgWkctwSnuXEu0RQQZtge1L0QXdpte5iXmva+ilJU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=2Rgf0gvm; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="2Rgf0gvm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3F32FC4CEF0; Mon, 14 Jul 2025 13:26:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1752499610; bh=2b+rRup0PKDhiumihPWe24espSaqxfUVAV0o8v0wTAY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=2Rgf0gvmMhlhtV6fHgBpoJRve7WC1GtnvEKs2hsk3KboQmxpH5TKhlC2JbWQuV/7M EOTcTSFC3Sq7C7EzRVAYYhIKvRhYEbVxK8yYr/Qcc8sChazh/vYg9dolQ+y1Le9GS/ NrwaY3MPlhX/JowN/9A/0mL1NEtQdIK7Zght9M/Y= Date: Mon, 14 Jul 2025 15:26:47 +0200 From: Greg KH To: Steven Rostedt Cc: Christoph Hellwig , Mathieu Desnoyers , linux-kernel@vger.kernel.org, Josh Poimboeuf , Masami Hiramatsu , Peter Zijlstra , Ingo Molnar , Jiri Olsa , Namhyung Kim , Thomas Gleixner , Andrii Nakryiko , Indu Bhagat , "Jose E. Marchesi" , Beau Belgrave , Jens Remus , Linus Torvalds , Andrew Morton , tech-board-discuss@lists.linuxfoundation.org Subject: Re: [RFC PATCH 2/5] unwind: Export unwind_user symbol to GPL modules Message-ID: <2025071419-negligent-balcony-84c5@gregkh> References: <20250709212556.32777-1-mathieu.desnoyers@efficios.com> <20250709212556.32777-3-mathieu.desnoyers@efficios.com> <20250711065742.00d6668b@gandalf.local.home> <20250714062724.6febd9fb@gandalf.local.home> <20250714075426.36bdda0b@gandalf.local.home> <2025071443-lazily-blabber-3fbd@gregkh> <20250714082033.702160ad@gandalf.local.home> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250714082033.702160ad@gandalf.local.home> On Mon, Jul 14, 2025 at 08:20:33AM -0400, Steven Rostedt wrote: > On Mon, 14 Jul 2025 13:59:56 +0200 > Greg KH wrote: > > > The maintainers of the subsystems in which the new code interacts with > > are the reviewers, as always. Again, nothing unusual here. > > What subsystems does it interact with? It is an observer, it doesn't affect > any subsystem. It's basically stand alone. It only needs to use the > tracepoint infrastructure (which BTW, Matiheu is the maintainer of). > > Just like perf and ftrace. They are stand alone subsystems where other > subsystems may interact with them, but they don't really interact with > anything else (besides the normal utilities like allocation of memory and > such). > > > > > > Have any suggestions for him, or do you just not care? But you are one of > > > the gate keepers of EXPORT_SYMBOL_GPL() which affects him. > > > > This is not the issue at all, sorry Just submit it like normal. > > So he could just send a thousand patch series that doesn't touch any other > subsystem? It would have a diffstat that touches nothing but kernel/lttng, > kernel/Makefile and kernel/Kconfig. Who's going to review it? Who's going > to accept it? Again, this is all things that we all know how to do and aren't new. Get someone in a subsystem relevant to it to review a patch series that adds the needed files to the kernel in a way that they can actually be reviewed. As it seems that we do have other tracing/perf developers already, start with them and go forward to see what they say. good luck! greg k-h