From: Herbert Xu <herbert@gondor.apana.org.au>
To: Keir Fraser <Keir.Fraser@cl.cam.ac.uk>
Cc: Isaku Yamahata <yamahata@valinux.co.jp>,
Xen Development Mailing List <xen-devel@lists.xensource.com>
Subject: Re: RFC: [0/2] Remove netloop by lazy copying in netback
Date: Tue, 27 Mar 2007 17:59:27 +1000 [thread overview]
Message-ID: <20070327075927.GA24511@gondor.apana.org.au> (raw)
In-Reply-To: <20070327075318.GA24443@gondor.apana.org.au>
On Tue, Mar 27, 2007 at 05:53:18PM +1000, Herbert Xu wrote:
> On Tue, Mar 27, 2007 at 08:51:15AM +0100, Keir Fraser wrote:
> >
> > Also bear in mind the plan to avoid the grant mapping at all in the
> > direct-to-wire transmit case. This also will rely on a #PF (or some other
> > fault, potentially) if the guest tries to access that pseudophysical page of
> > memory. If we can work out a way to make this work on ia64 then the
> > delayed-copy implementation problems are solved too.
Even with this we could still keep the large pages by using page
faults on the host page table rather than the guest page table.
Cheers,
--
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2007-03-27 7:59 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-20 4:46 RFC: [0/2] Remove netloop by lazy copying in netback Herbert Xu
2007-03-20 4:50 ` RFC: [1/2] [XEN] gnttab: Add new op unmap_and_replace Herbert Xu
2007-03-20 4:56 ` RFC: [2/2] [NET] back: Add lazy copying Herbert Xu
2007-03-20 7:10 ` RFC: [0/2] Remove netloop by lazy copying in netback Keir Fraser
2007-03-20 10:11 ` Herbert Xu
2007-03-20 10:18 ` Keir Fraser
2007-03-22 10:50 ` Herbert Xu
2007-03-22 15:40 ` Keir Fraser
2007-03-23 3:17 ` Herbert Xu
2007-03-23 10:32 ` Keir Fraser
2007-03-23 11:42 ` Herbert Xu
2007-03-23 11:47 ` Keir Fraser
2007-03-23 13:24 ` Ian Pratt
2007-03-23 23:07 ` Santos, Jose Renato G
2007-03-23 23:29 ` Ian Pratt
2007-03-26 23:58 ` Santos, Jose Renato G
2007-03-27 13:15 ` Ian Pratt
2007-03-25 11:41 ` Herbert Xu
2007-03-25 12:27 ` Keir Fraser
2007-03-26 2:19 ` Herbert Xu
2007-03-26 18:36 ` Keir Fraser
2007-03-26 21:08 ` Herbert Xu
2007-03-27 0:33 ` Keir Fraser
2007-03-27 0:35 ` Herbert Xu
2007-03-27 0:46 ` Keir Fraser
2007-03-27 0:45 ` Keir Fraser
2007-03-27 0:52 ` Herbert Xu
2007-03-27 1:02 ` Keir Fraser
2007-03-27 1:08 ` Herbert Xu
2007-03-27 1:17 ` Herbert Xu
2007-03-27 3:34 ` Isaku Yamahata
2007-03-27 7:36 ` Keir Fraser
2007-03-27 7:44 ` Herbert Xu
2007-03-27 8:12 ` Keir Fraser
2007-03-27 8:15 ` Herbert Xu
2007-03-27 8:15 ` Isaku Yamahata
2007-03-27 7:51 ` Keir Fraser
2007-03-27 7:53 ` Herbert Xu
2007-03-27 7:59 ` Herbert Xu [this message]
2007-03-27 8:10 ` Keir Fraser
2007-03-27 8:13 ` Herbert Xu
2007-03-27 8:31 ` Keir Fraser
2007-03-27 9:20 ` Herbert Xu
2007-03-27 9:58 ` Keir Fraser
2007-03-27 10:06 ` Herbert Xu
2007-03-27 10:17 ` Keir Fraser
2007-03-27 10:25 ` Herbert Xu
2007-03-27 10:40 ` Keir Fraser
2007-03-27 11:09 ` Herbert Xu
2007-03-27 8:03 ` Keir Fraser
2007-03-27 8:22 ` Isaku Yamahata
2007-03-27 10:15 ` Herbert Xu
2007-03-27 10:19 ` Keir Fraser
2007-03-27 11:11 ` Herbert Xu
2007-03-27 13:50 ` Keir Fraser
2007-03-27 20:46 ` Herbert Xu
2007-03-28 13:05 ` Herbert Xu
2007-03-29 6:08 ` Isaku Yamahata
2007-03-27 3:41 ` Isaku Yamahata
2007-03-27 5:45 ` Herbert Xu
2007-03-20 10:22 ` Keir Fraser
2007-03-20 10:27 ` Keir Fraser
2007-03-20 11:50 ` David Edmondson
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