Return-Path: Received: from bombadil.infradead.org ([198.137.202.133]:57416 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726482AbeHXJYN (ORCPT ); Fri, 24 Aug 2018 05:24:13 -0400 Date: Thu, 23 Aug 2018 22:51:08 -0700 From: Christoph Hellwig To: "Paul B. Henson" Cc: "J. Bruce Fields" , linux-nfs@vger.kernel.org Subject: Re: nfs4-acl-tools 0.3.5 Message-ID: <20180824055108.GA31235@infradead.org> References: <20180821165130.GA14413@fieldses.org> <5fa4b700-3d45-cda3-37ed-bdfbd427574d@acm.org> <20180822003301.GA17500@fieldses.org> <20180822151213.GA24172@fieldses.org> <20180822194620.GA25562@fieldses.org> <2be55f4f-4c9c-9ee1-72f4-b21e37336b6e@acm.org> <20180823143835.GB1019@fieldses.org> <470be466-b762-1cf2-83b1-98b535c17909@acm.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <470be466-b762-1cf2-83b1-98b535c17909@acm.org> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Thu, Aug 23, 2018 at 12:41:23PM -0700, Paul B. Henson wrote: > On 8/23/2018 7:38 AM, J. Bruce Fields wrote: > > > > Does something specifically need to be done individually for each > > > file system, or if it supports the standard extended attribute does > > > any file system (including an out of tree file system) > > > automatically function? > > > > Nothing special's required, it should be automatic. > > So if, hypothetically, the NFSv4 server was enhanced to look for and > understand the standard linux system.nfs4_acl extended attribute, any file > system, whether in kernel or out of tree, would support exposing NFSv4 ACLs > via NFS? Even though there's nothing ZFS specific about it, that general > functionality would not be acceptable for inclusion in the mainstream > kernel? Hell no. We're not going to support anything out of tree in general, and not something that violates our licensing terms for that matter.