tree 11f56f4ca2ea02f14e5cdfaae89e034db23edb28
parent 405d7ca51597645f3be850574d6c10f01be11e8d
author David Woodhouse <David.Woodhouse@intel.com> 1246696544 +0100
committer David Woodhouse <David.Woodhouse@intel.com> 1246696552 +0100

intel-iommu: Fix dma vs. mm page confusion with aligned_nrpages()

The aligned_nrpages() function rounds up to the next VM page, but
returns its result as a number of DMA pages.

Purely theoretical except on IA64, which doesn't boot with VT-d right
now anyway.

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>