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Date:   Wed, 3 Feb 2021 13:05:01 +0000
From:   Matthew Wilcox <willy@infradead.org>
To:     Miklos Szeredi <mszeredi@redhat.com>
Cc:     linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
        Al Viro <viro@zeniv.linux.org.uk>,
        Andreas Dilger <adilger@dilger.ca>,
        Andreas Gruenbacher <agruenba@redhat.com>,
        Christoph Hellwig <hch@lst.de>,
        "Darrick J . Wong" <djwong@kernel.org>,
        Dave Kleikamp <shaggy@kernel.org>,
        David Sterba <dsterba@suse.com>,
        Jaegeuk Kim <jaegeuk@kernel.org>, Jan Kara <jack@suse.cz>,
        Joel Becker <jlbec@evilplan.org>,
        Matthew Garrett <matthew.garrett@nebula.com>,
        Mike Marshall <hubcap@omnibond.com>,
        Richard Weinberger <richard@nod.at>,
        Ryusuke Konishi <konishi.ryusuke@gmail.com>,
        Theodore Ts'o <tytso@mit.edu>, Tyler Hicks <code@tyhicks.com>
Subject: Re: [PATCH 00/18] new API for FS_IOC_[GS]ETFLAGS/FS_IOC_FS[GS]ETXATTR
Message-ID: <20210203130501.GY308988@casper.infradead.org>
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On Wed, Feb 03, 2021 at 01:40:54PM +0100, Miklos Szeredi wrote:
> This series adds the infrastructure and conversion of filesystems to the
> new API.
> 
> Two filesystems are not converted: FUSE and CIFS, as they behave
> differently from local filesystems (use the file pointer, don't perform
> permission checks).  It's likely that these two can be supported with minor
> changes to the API, but this requires more thought.

Why not change the API now?  ie pass the file instead of the dentry?