From: Florian Weimer <fw@deneb.enyo.de>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: Linus Walleij <linus.walleij@linaro.org>,
"Theodore Ts'o" <tytso@mit.edu>,
Andreas Dilger <adilger.kernel@dilger.ca>,
Ext4 Developers List <linux-ext4@vger.kernel.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
Linux API <linux-api@vger.kernel.org>,
QEMU Developers <qemu-devel@nongnu.org>,
Andy Lutomirski <luto@kernel.org>
Subject: Re: [PATCH] fcntl: Add 32bit filesystem mode
Date: Mon, 20 Apr 2020 13:23:53 +0200 [thread overview]
Message-ID: <87v9luwgc6.fsf@mid.deneb.enyo.de> (raw)
In-Reply-To: <CAFEAcA9Gep1HN+7WJHencp9g2uUBLhagxdgjHf-16AOdP5oOjg@mail.gmail.com> (Peter Maydell's message of "Mon, 20 Apr 2020 12:19:17 +0100")
* Peter Maydell:
> We open fd 3 to read '.'; we issue the new fcntl, which
> succeeds. Then there's some unrelated stuff operating on
> stdout. Then we do a getdents64(), but the d_off values
> we get back are still 64 bits. The guest binary doesn't
> like those, so it fails. My expectation was that we would
> get back d_off values here that were in the 32 bit range.
What's your file system?
I think not all of them have 32-bit hashes (some of them probably
can't, particularly in the network-based file system case).
next prev parent reply other threads:[~2020-04-20 11:23 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-31 13:35 [PATCH] fcntl: Add 32bit filesystem mode Linus Walleij
2020-04-20 11:19 ` Peter Maydell
2020-04-20 11:23 ` Florian Weimer [this message]
2020-04-20 11:38 ` Peter Maydell
2020-04-20 14:16 ` Peter Maydell
2020-04-20 23:51 ` Andreas Dilger
2020-04-21 13:02 ` Peter Maydell
2020-04-20 15:13 ` Theodore Y. Ts'o
2020-04-20 15:23 ` Eric Blake
2020-04-20 15:29 ` Peter Maydell
2020-04-20 17:01 ` Theodore Y. Ts'o
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