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

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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>

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This commit is contained in:

David Woodhouse 2009-07-04 09:35:44 +01:00

parent 405d7ca515

commit 5a5e02a614

1 changed files with 7 additions and 5 deletions

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drivers/pci/intel-iommu.c

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