amd-iommu: move page table allocation code to seperate function

This patch makes page table allocation usable for dma_ops code.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Joerg Roedel 2009-05-12 12:02:46 +02:00
commit 8bda3092bc