Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6

* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6:
  [PATCH] i386: fix rwsem build bug on CONFIG_M386=y
  [PATCH] x86-64: Annotate interrupt frame backlink in interrupt handlers
  [PATCH] x86-64: Fix FPU corruption
  [PATCH] x86: Terminate the kernel stacks for the unwinder
  [PATCH] i386: Fix PCI BIOS config space access
  [PATCH] x86-64: Calgary IOMMU: print PCI bus numbers in hex
  [PATCH] x86-64: Calgary IOMMU: Update Jon's contact info
  [PATCH] x86-64: Calgary IOMMU: Fix off by one when calculating register space location
  [PATCH] x86-64: Calgary IOMMU: deobfuscate calgary_init
  [PATCH] i386: Update defconfig
  [PATCH] x86-64: Update defconfig

[ Manually skipped commits that incorrectly ignored AC in kernel space.
  The alignment fault is defined to only happen for CPL3 anyway  - Linus ]