From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (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 9D72F156C40 for ; Mon, 14 Jul 2025 06:39:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=140.211.166.137 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752475183; cv=none; b=kQn2NLpfyKBOd38LsO9afeqNSadAQQuWrTaqtN4nzUjnTNhHkGnChVPf8xyyhc0wbCofkAoJQVuPqJpI+gg8GBawYJ7a1jLGVzwPLT7rM7tHEGCBdSlrs23MHvpZ2YdGwal6S1jzfbKYTAiO0+HvAPgpMiksL6s4K2iLGbcN7/w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752475183; c=relaxed/simple; bh=/qBF0GE4Lcy3zF7EUWSuwpA3ogCcRv/mhkmg9bSDtlU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=sW4fgpXcEQGuc3iIPVF6vOT+83T6KNnPyQyBW18UMlz2dNzJUKLB8gQwIrnCOCZnzp07H6bUpXXU/GBXWO7GA7ZrQSnVfDcWD05mBuLYy4B43Hd2Fy76SZ0amxtNu1GuZUq4sFBIdv0meZAVXkXkAWbNGl0R02wQv8uxMe3Rxpw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=yWg/g4nB; arc=none smtp.client-ip=140.211.166.137 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="yWg/g4nB" Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id 37CE2412A1 for ; Mon, 14 Jul 2025 06:39:41 +0000 (UTC) X-Virus-Scanned: amavis at osuosl.org X-Spam-Flag: NO X-Spam-Score: -4.398 X-Spam-Level: Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavis, port 10024) with ESMTP id fOo11ryH6Vj8 for ; Mon, 14 Jul 2025 06:39:39 +0000 (UTC) Received-SPF: None (mailfrom) identity=mailfrom; client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=batv+8a4ed83021dfd658536a+7995+infradead.org+hch@bombadil.srs.infradead.org; receiver= DMARC-Filter: OpenDMARC Filter v1.4.2 smtp4.osuosl.org E09944129E Authentication-Results: smtp4.osuosl.org; dmarc=none (p=none dis=none) header.from=infradead.org DKIM-Filter: OpenDKIM Filter v2.11.0 smtp4.osuosl.org E09944129E Authentication-Results: smtp4.osuosl.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=yWg/g4nB Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by smtp4.osuosl.org (Postfix) with ESMTPS id E09944129E for ; Mon, 14 Jul 2025 06:39:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=kZ8LlmSE7LcHGOAYWwUYC/cT6/86+pnmlzQpORyjX3M=; b=yWg/g4nByiboNsUqlgmUuBnUZP BehCD9ccFK7DhnH8U/sLljRUgEGOBNOp33NyhPnFsjqKg3JIV39fjt8Kil1/5PC9xZUMpEVnDuqPQ 8jPJvBpBb8qRltlVGfLBK1I2F7vopGm0GMLNuzjjP0h239t/UJD0Yix+3WRd7oLCbGAdfiKkZEaSB f6RGpfTJI/4cBQI/5FviXKWrirCV7yV1fFtj3APhK4intMl2V48tmWo+kqnfU6Qm2t5VvgOwod3fZ JQUHG7m8FwIMlVTbklZHL9sk5/cD57HH7htBgUv17VffU4NPvHqug0ipTnG8HeUGMZc0VxS1Irx06 44rwFdsw==; Received: from hch by bombadil.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1ubCqX-00000001NaZ-1dL6; Mon, 14 Jul 2025 06:39:29 +0000 Date: Sun, 13 Jul 2025 23:39:29 -0700 From: Christoph Hellwig 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: References: <20250709212556.32777-1-mathieu.desnoyers@efficios.com> <20250709212556.32777-3-mathieu.desnoyers@efficios.com> <20250711065742.00d6668b@gandalf.local.home> Precedence: bulk X-Mailing-List: tech-board-discuss@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250711065742.00d6668b@gandalf.local.home> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html On Fri, Jul 11, 2025 at 06:57:42AM -0400, Steven Rostedt wrote: > I want to bring up this discussion. I understand there's a policy not to > add EXPORT_SYMBOL_GPL() unless there's a current user of it in the kernel > proper. My question is, does this policy have to be draconian? Yes. Making exception for friends and family is like Austrian law enforcement and thus errodes the whole principle. If you think lttng is useful help ustreaming it.