From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bombadil.infradead.org ([198.137.202.9]:59330 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932280AbcDSSkY (ORCPT ); Tue, 19 Apr 2016 14:40:24 -0400 Date: Tue, 19 Apr 2016 11:40:21 -0700 From: Christoph Hellwig To: Ira Weiny Cc: Christoph Hellwig , Jason Gunthorpe , Dennis Dalessandro , dledford@redhat.com, linux-rdma@vger.kernel.org, linux-fsdevel@vger.kernel.org, torvalds@linux-foundation.org, viro@zeniv.linux.org.uk, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/7] IB/hfi1: Remove write() and use ioctl() for user access Message-ID: <20160419184021.GA26448@infradead.org> References: <20160414153727.6387.96381.stgit@scvm10.sc.intel.com> <20160414164550.GC6247@obsidianresearch.com> <20160418130909.GD11508@infradead.org> <20160418174047.GB13865@obsidianresearch.com> <20160418182411.GA4904@infradead.org> <20160419034548.GG27515@rhel.amr.corp.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160419034548.GG27515@rhel.amr.corp.intel.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On Mon, Apr 18, 2016 at 11:45:49PM -0400, Ira Weiny wrote: > I'm a bit confused by what you are suggesting that "people will have to patch > the driver with some vendor version if they really need it."? > > Could you elaborate? There are lots of drivers where we simply did not accept these vendor specific extensions at all. Especially for networking drivers it's pretty common. I'm not proposing this here, just saying that we have lots of examples for it.