vfio: Add external user check extension interface
authorAlex Williamson <alex.williamson@redhat.com>
Wed, 26 Feb 2014 18:38:39 +0000 (11:38 -0700)
committerAlex Williamson <alex.williamson@redhat.com>
Wed, 26 Feb 2014 18:38:39 +0000 (11:38 -0700)
commit88d7ab8949427f492c39f6daf0ac67f0242a88bc
treecfa7d27b7a59ff6ffe666374a19e08b2e5f1ee64
parentaa429318279b90192f35a97e9ccdc1e83b3a9624
vfio: Add external user check extension interface

This lets us check extensions, particularly VFIO_DMA_CC_IOMMU using
the external user interface, allowing KVM to probe IOMMU coherency.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
drivers/vfio/vfio.c
include/linux/vfio.h