IOMMU Fixes for Linux v3.17-rc1 The fixes include: * A patch to fix a crash in the VT-d driver when devices with a driver attached are hot-unplugged * A patch for the AMD IOMMU driver to fix a crash with device assignment of 32 bit PCI devices to KVM guests * Fix for a copy&paste error in generic IOMMU code. Now the right function pointer is checked before calling.