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d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=PBJOlGAHQuV6fK4m59wMQs9zml1XrtHGpIQe92sdocE=; b=wHU0Zulf9wG1GWqFnY5yVggCof mLydz5OPkY7zp9g7d+yCcH2YzhOZrnHnkVnMmzCmzcNaZ6/6tBJ65SVG+qfeucInj0l0K2D090saB OTkun6m7oaDpgwEEmsnayhH2VkCErcrZYpRhnGa/faRG4AbIN/MDBJVKszYg42XsvYACeDCPivLJw kyMmL1d4VAGbsEO2t7KXcoS6Vvf14XUxxhJIVdZEkvODAnaLlXlZrIHJxXidrVbE8sgjQCvKLlYyG T1WGJET209MDO5bYoI9YMbcisUnYoJAqrcHCiktzGDCHtCbQb3CB82dv+BFL3Oy0BcF9EIaE3BXRr j55EDQiw==; Received: from hch by bombadil.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1viUtD-00000005Dic-3hpF; Wed, 21 Jan 2026 09:52:39 +0000 Date: Wed, 21 Jan 2026 01:52:39 -0800 From: Christoph Hellwig To: Christian Brauner Cc: NeilBrown , Christoph Hellwig , Jeff Layton , Amir Goldstein , Alexander Viro , Chuck Lever , Olga Kornievskaia , Dai Ngo , Tom Talpey , Hugh Dickins , Baolin Wang , Andrew Morton , Theodore Ts'o , Andreas Dilger , Jan Kara , Gao Xiang , Chao Yu , Yue Hu , Jeffle Xu , Sandeep Dhavale , Hongbo Li , Chunhai Guo , Carlos Maiolino , Ilya Dryomov , Alex Markuze , Viacheslav Dubeyko , Chris Mason , David Sterba , Luis de Bethencourt , Salah Triki , Phillip Lougher , Steve French , Paulo Alcantara , Ronnie Sahlberg , Shyam Prasad N , Bharath SM , Miklos Szeredi , Mike Marshall , Martin Brandenburg , Mark Fasheh , Joel Becker , Joseph Qi , Konstantin Komarov , Ryusuke Konishi , Trond Myklebust , Anna Schumaker , Dave Kleikamp , David Woodhouse , Richard Weinberger , Jan Kara , Andreas Gruenbacher , OGAWA Hirofumi , Jaegeuk Kim , linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-ext4@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-xfs@vger.kernel.org, ceph-devel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-cifs@vger.kernel.org, linux-unionfs@vger.kernel.org, devel@lists.orangefs.org, ocfs2-devel@lists.linux.dev, ntfs3@lists.linux.dev, linux-nilfs@vger.kernel.org, jfs-discussion@lists.sourceforge.net, linux-mtd@lists.infradead.org, gfs2@lists.linux.dev, linux-f2fs-devel@lists.sourceforge.net Subject: Re: [PATCH 00/29] fs: require filesystems to explicitly opt-in to nfsd export support Message-ID: References: <20260115-exportfs-nfsd-v1-0-8e80160e3c0c@kernel.org> <9c99197dde2eafa55a1b55dce2f0d4d02c77340a.camel@kernel.org> <176877859306.16766.15009835437490907207@noble.neil.brown.name> <176880736225.16766.4203157325432990313@noble.neil.brown.name> <20260119-kanufahren-meerjungfrau-775048806544@brauner> <176885553525.16766.291581709413217562@noble.neil.brown.name> <20260120-entmilitarisieren-wanken-afd04b910897@brauner> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260120-entmilitarisieren-wanken-afd04b910897@brauner> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-Stat-Signature: tmrxpuyr4kkjynxiptiww4t464xnrphx X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 46AAC20005 X-Rspam-User: X-HE-Tag: 1768989183-132957 X-HE-Meta: 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 FbMTVeDH 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Jan 20, 2026 at 10:04:02AM +0100, Christian Brauner wrote: > > I actually think that what Christoph wants is actually quite different > > from what Jeff wants, and maybe two flags are needed. But I don't yet > > have a clear understanding of what Christoph wants, so I cannot be sure. > > I've tried to indirectly ask whether you would be willing to compromise > here or whether you want to insist on your alternative name. Apparently > that didn't come through. Btw, I don't think the name is the primary problem, as we seem to disagree even about the problem space. The current patch series from Jeff helps with the stable handle problem, which is an important one, although maybe not the one you and Amir care about most. I care about it most, because the addition of unstable handles caused problems and I really want that fixed before it spreads further, and I think anything mentioning NFS in that is factually wrong. If we need additional flags to work around other issues (as in the list compiled by Neil) I'd still prefer them to be named about what issues they deal with, but folks get too tired of that I could probably with a "NFSD get the f^&&& out" name if we'd just keep shouting at each other otherwise.