iSeries (AS/400).

There are no changes outside of include/asm-ppc64 and arch/ppc64
in this changeset.

  - Al Viro: fs cleanups
  - David Miller: sparc semaphores
  - Christoph Hellwig: VxFS update
  - Asit Mallick: set machine check bit with set_in_cr4
  - Richard Henderson: fix alpha pci_controller_num(), sg_fill, SRM poweroff.
  - Johannes Erdfelt: USB updates
  - Cort Dougan: bitkeeper Id's on the ppc side
  - Matt Chapman: NFS file locking SMP lock fix
  - Alan Cox: further merging

  - Al Viro: sanity-check user arguments, zero-terminated strings etc.
  - Urban Widmark: smbfs update (server/client cache coherency etc)
  - Rik van Riel, Marcelo Tosatti: VM updates
  - Cort Dougan: PPC updates
  - Neil Brown: raid1/5 failed drive fixups, NULL ptr checking, md error cleanup
  - Neil Brown: knfsd fix for 64-bit architectures, and filehandle resolveir
  - Ken Brownfield: workaround for menuconfig CPU selection glitch
  - David Miller: sparc64 MM setup fix, arpfilter forward port
  - Keith Owens: Remove obsolete IPv6 provider based addressing
  - Jari Ruusu: block_write error case cleanup fix
  - Jeff Garzik: netdriver update

  - David Miller: sparc rw semaphores moved over
  - Alan Cox: yet more resyncs
  - NIIBE Yutaka: Super-H driver update
  - David Howells: more rw-sem cleanups, updates
  - USB updates
  - Al Viro: filesystem init cleanup

  - Paul Mackerras: PPC update for thread-safe page table handling
  - Ingo Molnar: x86 PAE update for thread-safe page table handling
  - Jeff Garzik: network driver updates, i810 rng driver, and
  "alloc_etherdev()" network driver insert race condition fix.
  - David Miller: UltraSparcIII update, network locking fixes
  - Al Viro: fix fs counts on mount failure

  - Jens Axboe: fix loop device deadlocks
  - Greg KH: USB updates
  - Alan Cox: continued merging
  - Tim Waugh: parport and documentation updates
  - Cort Dougan: PowerPC merge
  - Jeff Garzik: network driver updates
  - Justin Gibbs: new and much improved aic7xxx driver 6.1.5