From: Roland Dreier <rdreier@cisco.com>
To: Christoph Hellwig <hch@lst.de>
Cc: Davide Libenzi <davidel@xmailserver.org>,
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: Sat, 08 Mar 2008 18:46:39 -0800 [thread overview]
Message-ID: <adazlt8r4vk.fsf@cisco.com> (raw)
In-Reply-To: <20080306151402.GA17077@lst.de> (Christoph Hellwig's message of "Thu, 6 Mar 2008 16:14:02 +0100")
> 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.
WARNING: multiple messages have this Message-ID (diff)
From: Roland Dreier <rdreier@cisco.com>
To: Christoph Hellwig <hch@lst.de>
Cc: kvm-devel@lists.sourceforge.net,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Avi Kivity <avi@qumranet.com>,
Davide Libenzi <davidel@xmailserver.org>,
Al Viro <viro@ftp.linux.org.uk>,
linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH/RFC 1/2] anon-inodes: Remove fd_install() from anon_inode_getfd()
Date: Sat, 08 Mar 2008 18:46:39 -0800 [thread overview]
Message-ID: <adazlt8r4vk.fsf@cisco.com> (raw)
In-Reply-To: <20080306151402.GA17077@lst.de> (Christoph Hellwig's message of "Thu, 6 Mar 2008 16:14:02 +0100")
> 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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next prev parent reply other threads:[~2008-03-09 2:46 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
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 [this message]
2008-03-09 2:46 ` Roland Dreier
2008-03-06 15:14 ` Al Viro
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