iommu/vt-d: Add access functions for iommu->domains

This makes it easier to change the layout of the data
structure later.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Joerg Roedel 2015-07-21 10:00:56 +02:00
commit 9452d5bfe5