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Date: Wed, 29 Oct 2025 13:55:24 +0100
From: Christian Brauner <brauner@kernel.org>
To: Jeff Layton <jlayton@kernel.org>
Cc: Miklos Szeredi <miklos@szeredi.hu>, 
	Alexander Viro <viro@zeniv.linux.org.uk>, Jan Kara <jack@suse.cz>, Chuck Lever <chuck.lever@oracle.com>, 
	Alexander Aring <alex.aring@gmail.com>, Trond Myklebust <trondmy@kernel.org>, 
	Anna Schumaker <anna@kernel.org>, Steve French <sfrench@samba.org>, 
	Paulo Alcantara <pc@manguebit.org>, Ronnie Sahlberg <ronniesahlberg@gmail.com>, 
	Shyam Prasad N <sprasad@microsoft.com>, Tom Talpey <tom@talpey.com>, 
	Bharath SM <bharathsm@microsoft.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, 
	"Rafael J. Wysocki" <rafael@kernel.org>, Danilo Krummrich <dakr@kernel.org>, 
	David Howells <dhowells@redhat.com>, Tyler Hicks <code@tyhicks.com>, NeilBrown <neil@brown.name>, 
	Olga Kornievskaia <okorniev@redhat.com>, Dai Ngo <Dai.Ngo@oracle.com>, 
	Amir Goldstein <amir73il@gmail.com>, Namjae Jeon <linkinjeon@kernel.org>, 
	Steve French <smfrench@gmail.com>, Sergey Senozhatsky <senozhatsky@chromium.org>, 
	Carlos Maiolino <cem@kernel.org>, Kuniyuki Iwashima <kuniyu@google.com>, 
	"David S. Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, 
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>, Simon Horman <horms@kernel.org>, 
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	linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, netfs@lists.linux.dev, 
	ecryptfs@vger.kernel.org, linux-unionfs@vger.kernel.org, linux-xfs@vger.kernel.org, 
	netdev@vger.kernel.org
Subject: Re: [PATCH v3 00/13] vfs: recall-only directory delegations for knfsd
Message-ID: <20251029-visuell-gluthitze-e321cef788d0@brauner>
References: <20251021-dir-deleg-ro-v3-0-a08b1cde9f4c@kernel.org>
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In-Reply-To: <20251021-dir-deleg-ro-v3-0-a08b1cde9f4c@kernel.org>

On Tue, Oct 21, 2025 at 11:25:35AM -0400, Jeff Layton wrote:
> Behold, another version of directory delegations. This version contains
> support for recall-only delegations. Support for CB_NOTIFY will be
> forthcoming (once the client-side patches have caught up).
> 
> This main differences in this version are bugfixes, but the last patch
> adds a more formal API for userland to request a delegation. That
> support is optional. We can drop it and the rest of the series should be
> fine.
> 
> My main interest in making delegations available to userland is to allow
> testing this support without nfsd. I have an xfstest ready to submit for
> this if that support looks acceptable. If it is, then I'll also plan to
> submit an update for fcntl(2).
> 
> Christian, Chuck mentioned he was fine with you merging the nfsd bits
> too, if you're willing to take the whole pile.

Absolutely!