From: Christoph Hellwig <hch@infradead.org>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: Christoph Hellwig <hch@infradead.org>,
Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>,
Aleksa Sarai <cyphar@cyphar.com>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Chuck Lever <chuck.lever@oracle.com>,
Jeff Layton <jlayton@kernel.org>,
Amir Goldstein <amir73il@gmail.com>,
Alexander Aring <alex.aring@gmail.com>,
linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-api@vger.kernel.org
Subject: Re: [PATCH RFC v2] fhandle: expose u64 mount id to name_to_handle_at(2)
Date: Tue, 28 May 2024 23:34:28 -0700 [thread overview]
Message-ID: <ZlbMdNiwLsLF-gp0@infradead.org> (raw)
In-Reply-To: <CAJfpegvznUGTYxxTzB5QQHWtNrCfSkWvGscacfZ67Gn+6XoD8w@mail.gmail.com>
On Tue, May 28, 2024 at 03:28:18PM +0200, Miklos Szeredi wrote:
> > open_by_handle_at looks up the superblock based on that identifier.
>
> The open file needs a specific mount, holding the superblock is not
> sufficient.
A strut file needs a vfsmount, yes. And it better be reachable by
the calling process. And maybe an optional restriction to a specific
mount by the caller might be useful, but I can't see how it is
required.
next prev parent reply other threads:[~2024-05-29 6:34 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-23 20:57 [PATCH RFC v2] fhandle: expose u64 mount id to name_to_handle_at(2) Aleksa Sarai
2024-05-24 4:58 ` Amir Goldstein
2024-05-26 9:25 ` Christoph Hellwig
2024-05-26 19:01 ` Aleksa Sarai
2024-05-27 11:47 ` Christoph Hellwig
2024-05-27 12:29 ` Christian Brauner
2024-05-27 13:17 ` Christian Brauner
2024-05-27 15:47 ` Trond Myklebust
2024-05-28 7:05 ` Christian Brauner
2024-05-27 16:18 ` Christoph Hellwig
2024-05-27 13:34 ` Jan Kara
2024-05-27 16:24 ` Christoph Hellwig
2024-05-28 8:20 ` Christian Brauner
2024-05-28 8:28 ` Christoph Hellwig
2024-05-28 9:17 ` Christian Brauner
2024-05-28 10:55 ` Christoph Hellwig
2024-05-28 12:04 ` Christian Brauner
2024-05-28 13:22 ` Christoph Hellwig
2024-05-28 13:28 ` Miklos Szeredi
2024-05-29 6:34 ` Christoph Hellwig [this message]
2024-06-01 8:12 ` Aleksa Sarai
2024-06-03 10:30 ` Jan Kara
2024-06-04 5:22 ` Christoph Hellwig
2024-05-29 7:40 ` Christian Brauner
2024-05-31 8:14 ` Christoph Hellwig
2024-05-31 10:28 ` Christian Brauner
2024-05-26 22:32 ` Trond Myklebust
2024-05-27 11:49 ` hch
2024-05-27 15:38 ` Trond Myklebust
2024-05-27 16:29 ` hch
2024-05-28 7:12 ` Christian Brauner
2024-05-28 7:15 ` hch
2024-05-28 10:11 ` Jan Kara
2024-05-28 10:56 ` hch
2024-05-28 23:25 ` Dave Chinner
2024-05-29 6:24 ` hch
2024-05-29 7:23 ` Amir Goldstein
2024-05-27 12:22 ` Christian Brauner
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