Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

Pull x86/platform changes from Ingo Molnar:
 "This cleans up some Xen-induced pagetable init code uglies, by
  generalizing new platform callbacks and state: x86_init.paging.*"

* 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86: Document x86_init.paging.pagetable_init()
  x86: xen: Cleanup and remove x86_init.paging.pagetable_setup_done()
  x86: Move paging_init() call to x86_init.paging.pagetable_init()
  x86: Rename pagetable_setup_start() to pagetable_init()
  x86: Remove base argument from x86_init.paging.pagetable_setup_start