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Message-ID: <463A01F7.90500@redhat.com> Date: Thu, 03 May 2007 17:38:31 +0200 From: Gerd Hoffmann <kraxel@...hat.com> To: Christoph Hellwig <hch@...radead.org>, Gerd Hoffmann <kraxel@...hat.com>, Jeremy Fitzhardinge <jeremy@...p.org>, Rusty Russell <rusty@...tcorp.com.au>, lkml - Kernel Mailing List <linux-kernel@...r.kernel.org>, netdev <netdev@...r.kernel.org>, Herbert Xu <herbert@...dor.apana.org.au>, Keir Fraser <Keir.Fraser@...cam.ac.uk> Subject: Re: netfront for review 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 ... - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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