From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 80555C433FF for ; Tue, 13 Aug 2019 17:40:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 593CF20840 for ; Tue, 13 Aug 2019 17:40:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565718025; bh=Zk2IO5dXX5Mv50sC16q2ZMnbxFjn3peaoGLBUXfuGcc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=GHCk7e55bq1BUMpUfdJLDgMpeNdKd4ZHTv5QcqM8472q0BjeR55sUrJRSCU2nD6kr T/J9PjMp8ZZQh//6iJJF0eI05h2gUs1Y7eUbKMpL+Mohn5RbtrLqvWQ4wBszcb5VWa xCxA9RFUM5oo+QAqkWnnC/qXTUo1f2uH9afQY6Us= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727592AbfHMRkY (ORCPT ); Tue, 13 Aug 2019 13:40:24 -0400 Received: from mail.kernel.org ([198.145.29.99]:46906 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725923AbfHMRkX (ORCPT ); Tue, 13 Aug 2019 13:40:23 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7E16A2067D; Tue, 13 Aug 2019 17:40:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565718023; bh=Zk2IO5dXX5Mv50sC16q2ZMnbxFjn3peaoGLBUXfuGcc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=F9cSmalpVAHPvhcPEXJlu3Z6T659ePZ2N1uRORNIoX7zwobKZ43Jd6zM3tPh5/N38 NvNlmPoPSR8cZbKD+VZ7IQEVBQ7+vIqPE/VLEnv6cDcKlEne6+/s/AUZ9Y69WWwyEt 4es9ZuvdPX1hgdXT1epKU561781/gs0Ym31TlmEE= Date: Tue, 13 Aug 2019 19:40:20 +0200 From: Greg Kroah-Hartman To: Christoph Hellwig , Parav Pandit Cc: Kirti Wankhede , Alex Williamson , "kvm@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "cohuck@redhat.com" , "cjia@nvidia.com" Subject: Re: [PATCH v2 0/2] Simplify mtty driver and mdev core Message-ID: <20190813174020.GC470@kroah.com> References: <20190802065905.45239-1-parav@mellanox.com> <20190808141255.45236-1-parav@mellanox.com> <20190808170247.1fc2c4c4@x1.home> <77ffb1f8-e050-fdf5-e306-0a81614f7a88@nvidia.com> <20190813163721.GA22640@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190813163721.GA22640@infradead.org> User-Agent: Mutt/1.12.1 (2019-06-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 13, 2019 at 09:37:21AM -0700, Christoph Hellwig wrote: > On Tue, Aug 13, 2019 at 02:40:02PM +0000, Parav Pandit wrote: > > We need to ask Greg or Linus on the kernel policy on whether an API should exist without in-kernel driver. I "love" it when people try to ask a question of me and they don't actually cc: me. That means they really do not want the answer (or they already know it...) Thanks Christoph for adding me here. The policy is that the api should not exist at all, everyone knows this, why is this even a question? > > We don't add such API in netdev, rdma and possibly other subsystem. > > Where can we find this mdev driver in-tree? > > The clear policy is that we don't keep such symbols around. Been > there done that only recently again. Agreed. If anyone knows of anything else that isn't being used, we will be glad to free up the space by cleaning it up. > The other interesting thing is the amount of code nvidia and partner > developers have pushed into the kernel tree for exclusive use of their > driver it should be clearly established by now that it is a derived > work, but that is for a different discussion. That's a discussion the lawyers on their side keep wanting us to ignore, it's as if they think we are stupid and they are "pulling one over on us." ugh... thanks, greg "not a lawyer, but spends lots of time with them" k-h