iommu/amd: Relax locking in dma_ops path

Remove the long holding times of the domain->lock and rely
on the bitmap_lock instead.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Joerg Roedel 2015-12-21 19:31:33 +01:00
commit 92d420ec02