From: Gerd Hoffmann <kraxel@redhat.com>
To: Christoph Hellwig <hch@infradead.org>,
Gerd Hoffmann <kraxel@redhat.com>,
Jeremy Fitzhardinge <jeremy@goop.org>,
Rusty Russell <rusty@rustcorp.com.au>,
lkml - Kernel Mailing List <linux-kernel@vger.kernel.org>,
netdev <netdev@vger.kernel.org>,
Herbert Xu <herbert@gondor.apana.org.au>,
Keir Fraser <Keir.Fraser@cl.cam.ac.uk>
Subject: Re: netfront for review
Date: Thu, 03 May 2007 17:38:31 +0200 [thread overview]
Message-ID: <463A01F7.90500@redhat.com> (raw)
In-Reply-To: <20070503151756.GA29629@infradead.org>
Christoph Hellwig wrote:
> On Thu, May 03, 2007 at 09:33:43AM +0200, Gerd Hoffmann wrote:
>>> Guess so. It defaults to flip. I simplified the rx_copy/flip module
>>> parameter to a simple rx_mode=0/1, but this is preserved from the
>>> original. My guess is that originally there was only flip, and copy was
>>> added later.
>> Yep, page flipping is the old (pre xen 3.0.3) way, copy was added (and
>> made the default) later.
>
> So can we please just rip out the obsolete code completely? There's
> no point adding this code anymore.
Drawback is that the guest kernel wouldn't work with older xen versions
(dom0 netback driver to be exact) any more. Probably wouldn't be a
showstopper though, given that xen 3.0.3 probably is almost one year out
by the time 2.6.22 will be released ...
next prev parent reply other threads:[~2007-05-03 15:42 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <4637D672.5030706@goop.org>
2007-05-02 3:37 ` netfront for review Rusty Russell
2007-05-02 3:51 ` Herbert Xu
2007-05-02 4:23 ` Rusty Russell
2007-05-02 4:18 ` Jeremy Fitzhardinge
2007-05-02 19:47 ` Jeremy Fitzhardinge
2007-05-03 7:33 ` Gerd Hoffmann
2007-05-03 14:27 ` Jeremy Fitzhardinge
2007-05-03 14:30 ` Keir Fraser
2007-05-03 14:34 ` Gerd Hoffmann
2007-05-03 15:17 ` Christoph Hellwig
2007-05-03 15:38 ` Gerd Hoffmann [this message]
2007-05-03 16:00 ` Jeremy Fitzhardinge
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