Re: [Xen-devel] Some advice. VIO: netfront finally begun

[Jimi Xenidis <jimix@xxxxxxxxxxxxxx>]

On Aug 21, 2006, at 1:11 PM, Ian Pratt wrote:

> > We use large pages, and in fact we are forced to a special area to
> > handle real mode exceptions called an RMA.
> > Consider it a permanent large page (64M) that is used for real mode,
> > this is our minimum memory.
> > In order to decrease a reservation that mean that memory must be
> > greater than this minimum memory by at least as much as we want to
> > decrease.  We also want to make sure that pages that are part of the
> > decrease do not come from the RMA.
> >
> > Any thoughts on this would be appreciated.
> > Also, I know others are thinking about super-pages, any progress on
> > that with regard to grant transfers?
> You could use the copy mode of operation supported by netfront/back.
Do you have more info on this?
My specific issue at the moment is how to deal with put_page()
-JX

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