linux-kernel - Re: Re: [RFC PATCH v2 4/6] fuse: implementation of the FUSE_LOOKUP

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Message-ID: <aXEhTi2-8DRZKb_I@fedora>
Date: Wed, 21 Jan 2026 20:00:10 +0100
From: Horst Birthelmer <horst@...thelmer.de>
To: Bernd Schubert <bschubert@....com>
Cc: Bernd Schubert <bernd@...ernd.com>, Luis Henriques <luis@...lia.com>, 
	Amir Goldstein <amir73il@...il.com>, Miklos Szeredi <miklos@...redi.hu>, 
	"Darrick J. Wong" <djwong@...nel.org>, Kevin Chen <kchen@....com>, 
	Horst Birthelmer <hbirthelmer@....com>, "linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>, 
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Matt Harvey <mharvey@...ptrading.com>, 
	"kernel-dev@...lia.com" <kernel-dev@...lia.com>
Subject: Re: Re: [RFC PATCH v2 4/6] fuse: implementation of the
 FUSE_LOOKUP_HANDLE operation

On Wed, Jan 21, 2026 at 07:49:25PM +0100, Bernd Schubert wrote:
> 
> 
...
> > The problem Luis had was that he cannot construct the second request in the compound correctly
> > since he does not have all the in parameters to write complete request.
> 
> What I mean is, the auto-handler of libfuse could complete requests of
> the 2nd compound request with those of the 1st request?
> 
With a crazy bunch of flags, we could probably do it, yes.
It is way easier that the fuse server treats certain compounds
(combination of operations) as a single request and handles
those accordingly.

> >> Thanks,
> >> Bernd
> > 
> > Horst
>