intel-iommu: Performance improvement for domain_pfn_mapping()

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As with dma_pte_clear_range(), don't keep flushing a single PTE at a
time. And also micro-optimise the setting of PTE values rather than
using the helper functions to do all the masking.

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

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David Woodhouse 2009-06-28 20:38:49 +01:00

parent 310a5ab93c

commit 6f6a00e40a

1 changed files with 17 additions and 9 deletions

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drivers/pci/intel-iommu.c

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