Xen internal cleanup stuff

Hi Linus,

Please pull:

git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git upstream/tidy-xen-mmu-2.6.39

Jeremy Fitzhardinge (10):
xen: drop all the special iomap pte paths.
xen: use mmu_update for xen_set_pte_at()
xen: condense everything onto xen_set_pte
vmalloc: remove vmalloc_sync_all() from alloc_vm_area()
xen: make a pile of mmu pvop functions static
xen: use normal virt_to_machine for ptes
xen/mmu: remove all ad-hoc stats stuff
Use arbitrary_virt_to_machine() to deal with ioremapped pmd updates. Use arbitrary_virt_to_machine() to deal with ioremapped pud updates.
xen: fix compile without CONFIG_XEN_DEBUG_FS

 arch/x86/xen/mmu.c |  284 +++++++++------------------------------------------
 arch/x86/xen/mmu.h |   37 -------
 mm/vmalloc.c       |    4 -
 3 files changed, 50 insertions(+), 275 deletions(-)

This is all Xen-internal cleanup stuff. The change to mm/vmalloc.c is to remove a pointless vmalloc_sync_all() from alloc_vm_area(). alloc_vm_area() is only called by Xen code, though there's nothing Xen-specific about it.

Thanks,
J