From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from lists.s-osg.org ([54.187.51.154]:60452 "EHLO lists.s-osg.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750803AbbL1QFg (ORCPT ); Mon, 28 Dec 2015 11:05:36 -0500 Subject: Re: [PATCH RFC] [media] Postpone the addition of MEDIA_IOC_G_TOPOLOGY To: Greg KH References: <5681572F.601@osg.samsung.com> <20151228154429.GA27560@kroah.com> Cc: Mauro Carvalho Chehab , Linux Media Mailing List , Mauro Carvalho Chehab , linux-api@vger.kernel.org, Hans Verkuil , Laurent Pinchart , Javier Martinez Canillas , Sakari Ailus , Shuah Khan From: Shuah Khan Message-ID: <56815DCE.6040304@osg.samsung.com> Date: Mon, 28 Dec 2015 09:05:34 -0700 MIME-Version: 1.0 In-Reply-To: <20151228154429.GA27560@kroah.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org List-ID: On 12/28/2015 08:44 AM, Greg KH wrote: > On Mon, Dec 28, 2015 at 08:37:19AM -0700, Shuah Khan wrote: >> On 12/28/2015 07:03 AM, Mauro Carvalho Chehab wrote: >>> There are a few discussions left with regards to this ioctl: >>> >>> 1) the name of the new structs will contain _v2_ on it? >>> 2) what's the best alternative to avoid compat32 issues? >>> >>> Due to that, let's postpone the addition of this new ioctl to >>> the next Kernel version, to give people more time to discuss it. >> >> I thought we discussed this in our irc meeting and >> arrived at a good solution for compat32 issue >> >> My recommendation is getting this ioctl into 4.5 with >> a warning that it could change. The reason for that is >> that this ioctl helps with testing the media controller >> v2 api. Without this API, we won't see much testing from >> userspace in 4.5 > > People will ignore the warning, that never works :( > Yeah. If people do ignore warnings, it could become a problem if we have to make changes. -- Shuah -- Shuah Khan Sr. Linux Kernel Developer Open Source Innovation Group Samsung Research America (Silicon Valley) shuahkh@osg.samsung.com | (970) 217-8978