Re: [PATCH] x86: Construct 32 bit boot time page tables in native format.

Jeremy Fitzhardinge
2008-01-24T23:51:54Z

H. Peter Anvin wrote:
> Yes. We'd use it during initialization and at other times when we
> need trampolining, but give the swapper something which only has the
> kernel map.

Hm, though Xen makes it all a bit more complex, as usual. In the PAE
case it wouldn't allow the pmd to be shared, so you'd have to allocate a
new pmd and copy into it. There's probably a way to deal with it within
the existing paravirt hooks...

J