From: Roland Dreier <rdreier@cisco.com>
To: Davide Libenzi <davidel@xmailserver.org>
Cc: Christoph Hellwig <hch@lst.de>,
linux-fsdevel@vger.kernel.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Avi Kivity <avi@qumranet.com>,
kvm-devel@lists.sourceforge.net,
Andrew Morton <akpm@linux-foundation.org>,
Al Viro <viro@ftp.linux.org.uk>
Subject: Re: [PATCH/RFC 1/2] anon-inodes: Remove fd_install() from anon_inode_getfd()
Date: Wed, 27 Feb 2008 12:14:24 -0800 [thread overview]
Message-ID: <adabq62yx5r.fsf@cisco.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0802271138170.377@alien.or.mcafeemobile.com> (Davide Libenzi's message of "Wed, 27 Feb 2008 11:41:24 -0800 (PST)")
> > The anonymous inodes interface anon_inode_getfd() calls fd_install()
> > for the newly created fd, which does not work for some use cases where
> > the caller must do futher initialization before exposing the file to
> > userspace. This is also probably not the safest interface, since the
> > caller must be sure that it is OK if userspace closes the fd before
> > anon_inode_getfd() even returns.
>
> I believe Al changed the interface to not give out inode* and file*, *and*
> call fd_install() inside it. I'd slightly prefer Al version, although I
> don't see any major problems in this one too.
Any pointer to that patch? A web search for "viro" and
"anon_inode_getfd" doesn't turn up anything likely looking.
- R.
next prev parent reply other threads:[~2008-02-27 20:14 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-25 19:10 [PATCH] uverbs: kill last remaining modular get_empty_filp user Christoph Hellwig
2008-02-27 19:01 ` Roland Dreier
2008-02-27 19:16 ` [PATCH/RFC 1/2] anon-inodes: Remove fd_install() from anon_inode_getfd() Roland Dreier
2008-02-27 19:16 ` Roland Dreier
2008-02-27 19:18 ` [PATCH 2/2] IB/uverbs: Use anonymous inodes instead of private filesystem Roland Dreier
2008-02-27 19:20 ` [PATCH/RFC 1/2] anon-inodes: Remove fd_install() from anon_inode_getfd() Avi Kivity
2008-02-27 19:41 ` Davide Libenzi
2008-02-27 19:41 ` Davide Libenzi
2008-02-27 20:14 ` Roland Dreier [this message]
2008-02-27 20:30 ` Davide Libenzi
2008-02-27 21:05 ` Roland Dreier
2008-02-27 21:05 ` Roland Dreier
2008-02-27 23:42 ` Roland Dreier
2008-02-27 23:42 ` Roland Dreier
2008-02-28 7:52 ` Avi Kivity
2008-02-28 20:04 ` Davide Libenzi
2008-02-28 20:24 ` Roland Dreier
2008-02-28 20:52 ` Davide Libenzi
2008-03-05 9:32 ` [kvm-devel] " Avi Kivity
2008-03-05 9:32 ` Avi Kivity
2008-03-06 15:14 ` Christoph Hellwig
2008-03-06 15:14 ` Christoph Hellwig
2008-03-09 2:45 ` Roland Dreier
2008-03-09 2:45 ` Roland Dreier
2008-03-17 10:40 ` Christoph Hellwig
2008-03-17 10:40 ` Christoph Hellwig
2008-03-17 10:48 ` Avi Kivity
2008-03-09 2:46 ` Roland Dreier
2008-03-09 2:46 ` Roland Dreier
2008-03-06 15:14 ` Al Viro
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