From: David Woodhouse Date: Sun, 28 Jun 2009 19:38:49 +0000 (+0100) Subject: intel-iommu: Performance improvement for domain_pfn_mapping() X-Git-Tag: v2.6.31-rc2~12^2~13 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6f6a00e40aa3fdd3b29c30e3ef1fc9690506bc03;p=pandora-kernel.git intel-iommu: Performance improvement for domain_pfn_mapping() 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 --- Reading git-diff-tree failed