Merge git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile

Merge git://git./linux/kernel/git/cmetcalf/linux-tile

Pull arch/tile updates from Chris Metcalf:
 "The only substantive pieces in this batch are some more vDSO support,
  and removing the reference to &platform_bus in tile-srom.c.

  The rest are minor issues reported to me"

* git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile:
  tile: add clock_gettime support to vDSO
  tile: switch to using seqlocks for the vDSO time code
  tile gxio: use better string copy primitive
  char: tile-srom: Add real platform bus parent
  Removed repeated word in comments
  tilegx: Enable ARCH_SUPPORTS_ATOMIC_RMW
  tile: Remove tile-specific _sinitdata and _einitdata
  tile: use ARRAY_SIZE