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From: corbet@lwn.net (Jonathan Corbet)
To: Andrew Morton <akpm@linux-foundation.org>
Cc: netdev@vger.kernel.org, Max Krasnyansky <maxk@qualcomm.com>,
	virtualization@lists.linux-foundation.org,
	Rusty Russell <rusty@rustcorp.com.au>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/5] /dev/vring: simple userspace-kernel ringbuffer interface.
Date: Sat, 19 Apr 2008 09:02:04 -0600	[thread overview]
Message-ID: <8793.1208617324@vena.lwn.net> (raw)
In-Reply-To: Your message of "Fri, 18 Apr 2008 11:59:59 PDT." <20080418115959.6b8fdfa7.akpm@linux-foundation.org>

> So I think it would be good to plonk the proposed interface on the table
> and have a poke at it.  Is it compat-safe?  Is it extensible in a
> backward-compatible fashion?  Are there future-safe changes we should make
> to it?  Can Michael Kerrisk understand, review and document it?  etc.
> 
> You know what I'm saying ;)  What is the proposed interface?

So, I'm not Michael, but I *did* make an attempt to document this
interface - user and kernel sides - so that it could be more easily
understood:

	http://lwn.net/Articles/276856/

That was the previous posting, but a quick look suggests it hasn't
changed *that* much in this round.

jon

  parent reply	other threads:[~2008-04-19 15:02 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-18  4:33 [PATCH 0/5] High-speed tun receive and xmit Rusty Russell
2008-04-18  4:35 ` [PATCH 1/5] virtio: put last_used and last_avail index into ring itself Rusty Russell
2008-04-18  4:39   ` [PATCH 2/5] /dev/vring: simple userspace-kernel ringbuffer interface Rusty Russell
2008-04-18  4:41     ` [PATCH 3/5] /dev/vring limit and base ioctls Rusty Russell
2008-04-18  4:42       ` [PATCH 4/5] tun: vringfd receive support Rusty Russell
2008-04-18  4:43         ` [PATCH 5/5] tun: vringfd xmit support Rusty Russell
2008-04-18 11:31           ` Andrew Morton
2008-04-18 11:31             ` Andrew Morton
2008-04-18 15:15             ` Rusty Russell
2008-04-18 15:15               ` Rusty Russell
2008-04-18 16:24               ` Ray Lee
2008-04-18 16:24                 ` Ray Lee
2008-04-18 19:06               ` Andrew Morton
2008-04-18 19:06                 ` Andrew Morton
2008-04-19 14:41                 ` Rusty Russell
2008-04-19 14:41                 ` Rusty Russell
2008-04-19 17:51                   ` Andrew Morton
2008-04-19 17:51                   ` Andrew Morton
2008-04-19  1:54               ` Andrew Morton
2008-04-19  1:54                 ` Andrew Morton
2008-04-18 11:46           ` pradeep singh rautela
2008-04-18 14:25             ` Ray Lee
2008-04-18 14:25               ` Ray Lee
2008-04-18 18:01               ` pradeep singh rautela
2008-04-18 18:01                 ` pradeep singh rautela
2008-04-18  4:43         ` Rusty Russell
2008-04-18  4:43         ` Rusty Russell
2008-04-18  4:42       ` [PATCH 4/5] tun: vringfd receive support Rusty Russell
2008-04-18  4:41     ` [PATCH 3/5] /dev/vring limit and base ioctls Rusty Russell
2008-04-18 11:18     ` [PATCH 2/5] /dev/vring: simple userspace-kernel ringbuffer interface Andrew Morton
2008-04-18 14:32       ` Rusty Russell
2008-04-18 14:32         ` Rusty Russell
2008-04-18 18:59         ` Andrew Morton
2008-04-18 18:59           ` Andrew Morton
2008-04-18 19:38           ` Michael Kerrisk
2008-04-18 19:38             ` Michael Kerrisk
2008-04-19 16:41             ` Rusty Russell
2008-04-19 16:41             ` Rusty Russell
2008-04-20  0:16               ` David Miller
2008-04-20  0:16               ` David Miller
2008-04-19 15:02           ` Jonathan Corbet [this message]
2008-04-19 15:02           ` Jonathan Corbet
2008-04-18 11:18     ` Andrew Morton
2008-04-19 10:22     ` Evgeniy Polyakov
2008-04-19 10:22     ` Evgeniy Polyakov
2008-04-19 16:05       ` Rusty Russell
2008-04-19 16:05         ` Rusty Russell
2008-04-19 16:33         ` Evgeniy Polyakov
2008-04-19 16:45           ` Rusty Russell
2008-04-19 16:45             ` Rusty Russell
2008-04-19 16:33         ` Evgeniy Polyakov
2008-04-18  4:39   ` Rusty Russell
2008-04-18  4:35 ` [PATCH 1/5] virtio: put last_used and last_avail index into ring itself Rusty Russell

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