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xen-devel
[Xen-devel] Re: [PATCH]Add a flag for shadow pages
On 04/03/2009 08:46, "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> wrote:
> Currently we don't know that a page is a shadow page unless we are in shadow
> handler. This cause error when we try to get the page owner for the shadow
> page, this snippet add a flag to it.
Ah... Is this for your new page-offlining magic? You don't need it. If you
can't get_page(get_page_owner()) then that tells you the page has no owner,
or the owner changed under your feet. Pretty simple.
-- Keir
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