xen/mmu: some early pagetable cleanups
authorJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Tue, 17 Mar 2009 20:30:55 +0000 (13:30 -0700)
committerJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Mon, 30 Mar 2009 16:25:32 +0000 (09:25 -0700)
1. make sure early-allocated ptes are pinned, so they can be later
   unpinned
2. don't pin pmd+pud, just make them RO
3. scatter some __inits around

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>

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