From: Jeremie Courreges-Anglas <jca@wxcvbn.org>
Subject: Re: fuse: remove ioctl from /dev/fuse0
To: Helg <helg-openbsd@gmx.de>
Cc: tech@openbsd.org
Date: Sun, 7 Sep 2025 19:38:28 +0200

On Sun, Sep 07, 2025 at 06:45:35PM +0200, Helg wrote:
> Cleanup the kernel fuse device code to remove support for ioctl. This
> is no longer needed since an fbuf is now read or written in one go,
> rather than a combination of read(2) or write(2) and ioctl(2) to read
> or write the buffer used by the vfs syscalls read, write, readlink and
> readdir.
> 
> OK?

Makes sense, but is this code holding you back from further
improvements?  Or can you keep it in for some time, just for
compatibility between a new kernel and an old libfuse?

-- 
jca