linux-phytec-fsl

tile: Fix __pte_free_tlb

Tile's __pte_free_tlb() implementation makes assumptions about the
generic mmu_gather implementation, cure this ;-)

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>