Return-Path: linux-nfs-owner@vger.kernel.org Received: from fn.samba.org ([216.83.154.106]:50833 "EHLO mail.samba.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752107Ab2K2W0j (ORCPT ); Thu, 29 Nov 2012 17:26:39 -0500 Message-ID: <1354227998.4064.11.camel@pico.ipa.ssimo.org> Subject: Re: Possible to make nfs aware of a inotify watch has been set. From: simo To: "Myklebust, Trond" Cc: Stef Bon , "linux-nfs@vger.kernel.org" , linux-cifs Date: Thu, 29 Nov 2012 17:26:38 -0500 In-Reply-To: <4FA345DA4F4AE44899BD2B03EEEC2FA90B32D9D4@SACEXCMBX04-PRD.hq.netapp.com> References: <4FA345DA4F4AE44899BD2B03EEEC2FA90B329CFD@SACEXCMBX04-PRD.hq.netapp.com> <1354202525.4064.1.camel@pico.ipa.ssimo.org> <4FA345DA4F4AE44899BD2B03EEEC2FA90B32AEB7@SACEXCMBX04-PRD.hq.netapp.com> <4FA345DA4F4AE44899BD2B03EEEC2FA90B32B2A0@SACEXCMBX04-PRD.hq.netapp.com> <1354219557.4064.7.camel@pico.ipa.ssimo.org> <4FA345DA4F4AE44899BD2B03EEEC2FA90B32D9D4@SACEXCMBX04-PRD.hq.netapp.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: On Thu, 2012-11-29 at 21:09 +0000, Myklebust, Trond wrote: > On Thu, 2012-11-29 at 15:05 -0500, simo wrote: > > On Thu, 2012-11-29 at 17:11 +0000, Myklebust, Trond wrote: > > > The idea that "if we build a bridge, they will come to us" is what > > > gave > > > rise to dnotify, then inotify (nobody came, so let's build a bigger > > > bridge) and fsnotify (make it a toll bridge). Nobody is using those > > > interfaces much on local filesystems, so why is adding it to NFS and > > > CIFS going to be such a game changer? > > > > Sorry Trond, > > but this is simply not true. > > > > inotify is a key feature at least in some packages I know, and makes > > some things *a lot* easier. > > > > Of course this are less visible features, that are easy to overlook, but > > they are not unused for sure. > > So why is it so difficult for anyone in this thread to name these killer > applications that would benefit from NFS+CIFS support? I keep asking, > and all I get is wishy-washy and hand-wavy answers. > > Without use cases, there is nothing to discuss on the implementation > front. Sorry for the misunderstanding, I wasn't talking about inotify *on CIFS/NFS*, I do not care about that use case, I'll gladly let Stef pitch it for himself :) Simo. -- Simo Sorce Samba Team GPL Compliance Officer Principal Software Engineer at Red Hat, Inc.