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Re: [Xen-devel] RFC: [0/2] Remove netloop by lazy copying in netback

  • To: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
  • Date: Fri, 23 Mar 2007 11:47:12 +0000
  • Cc: Xen Development Mailing List <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • Delivery-date: Fri, 23 Mar 2007 04:46:21 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcdtQP6XPQ1lGdk0EduR9QAX8io7RQ==
  • Thread-topic: [Xen-devel] RFC: [0/2] Remove netloop by lazy copying in netback

On 23/3/07 11:42, "Herbert Xu" <herbert@xxxxxxxxxxxxxxxxxxx> wrote:

> The only catch is that I wanted to have the same lazy-copy
> mechanism for dom0=>domU.  In that case we can't rely on domU
> to trigger the copy so dom0 (or the driver domain) will need
> to initiate it.  The easiest way to do that from outside domU
> is through changing its P2M table.

Hmmmmm..... :-)

> I suppose doing it this way doesn't necessarily preclude a
> different solution for dom0=>domU.

We should cross this bridge when we come to it.

 -- Keir

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