linux-kernel - Re: [PATCH/RFC 1/2] anon-inodes: Remove fd_install() from anon_inode

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Date:	Sat, 08 Mar 2008 18:46:39 -0800
From:	Roland Dreier <rdreier@...co.com>
To:	Christoph Hellwig <hch@....de>
Cc:	Davide Libenzi <davidel@...ilserver.org>,
	linux-fsdevel@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Avi Kivity <avi@...ranet.com>, kvm-devel@...ts.sourceforge.net,
	Andrew Morton <akpm@...ux-foundation.org>,
	Al Viro <viro@....linux.org.uk>
Subject: Re: [PATCH/RFC 1/2] anon-inodes: Remove fd_install() from anon_inode_getfd()

 > No, the best interface is one where the driver doesn't even see
 > inode or file.  Of course that's not actually possible in a few
 > nasty cases like the infiniband code, and for those it might be
 > better to do the fd_isntall themselves.

Yeah, I've been thinking about this some more, and I think the IB case
can be cleaned up to use the current anonfd interface (and in fact
ignore the file pointer and inode it gets back).

I'll try to write a patch this week.

 - R.

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