This changes the timeout param around the interpreter to a u16, so that
ACPI_WAIT_FOREVER is equivalent to 0xFFFF, the value ASL expects to
mean "wait forever".

add support for GPE fields to be in any address space, not just IO.
comment and debug print cleanups

This is the update to the core interpreter code.

  - Andrew Grover: ACPI update
  - Al Viro: block devices..
  - Andrea Arcangeli: fix list manipulation bogosity
  - Trond Myklebust: 64-bit file locking fixes
  - Brad Hards: USB CDC ethernet
  - Chris Mason: reiserfs speedup
  - Robert Love: re-merge AMD 761 GART support that was lost in -ac merge
  - Adam Richter: check pci_module_init() return value

  - Johannes Erdfelt: USB update (bluetooth and serial)
  - Andrew Grover: ACPI update for _real_ this time.
  - Neil Brown: md update
  - Keith Owens: kbuild script fix, do_softirq versioning fix
  - David Miller: sparc and portability updates

  - Get non-cpuid Cyrix probing right (it's not a NexGen)
  - Jens Axboe: cdrom tray status and queing cleanups
  - AGP GART: don't disable VIA, and allow i815 with external AGP
  - Coda: use iget4() in order to have big inode numbers without clashes.
  - Fix UDF writepage() page locking
  - NIIBE Yutaka: SuperH update
  - Martin Diehl and others: SiS pirq routing fixes
  - Andy Grover: ACPI update
  - Andrea Arkangeli: LVM update
  - Ingo Molnar: RAID cleanups
  - David Miller: sparc and networking updates
  - Make NFS really be able to handle large files

  - got a few too-new R128 #defines in the Radeon merge. Fix.
  - tulip driver update from Jeff Garzik
  - more cpq and DAC elevator fixes from Jens. Looks good.
  - Petr Vandrovec: nicer ncpfs behaviour
  - Andy Grover: APCI update
  - Cort Dougan: PPC update
  - David Miller: sparc updates
  - David Miller: networking updates
  - Neil Brown: RAID5 fixes