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authorAlexander Duyck <[email protected]>2012-10-15 17:19:49 +0000
committerKonrad Rzeszutek Wilk <[email protected]>2012-10-30 13:32:07 +0000
commitfbfda893eb570bbe9e9ad9128b6e9cf2a1e48c87 (patch)
treec79485f1cec2861db3f86852629c19d32fda30bd /fs/proc/array.c
parentswiotlb: Use physical addresses for swiotlb_tbl_unmap_single (diff)
downloadkernel-fbfda893eb570bbe9e9ad9128b6e9cf2a1e48c87.tar.gz
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swiotlb: Use physical addresses instead of virtual in swiotlb_tbl_sync_single
This change makes it so that the sync functionality also uses physical addresses. This helps to further reduce the use of virt_to_phys and phys_to_virt functions. In order to clarify things since we now have 2 physical addresses in use inside of swiotlb_tbl_sync_single I am renaming phys to orig_addr, and dma_addr to tlb_addr. This way is should be clear that orig_addr is contained within io_orig_addr and tlb_addr is an address within the io_tlb_addr buffer. Signed-off-by: Alexander Duyck <[email protected]> Signed-off-by: Konrad Rzeszutek Wilk <[email protected]>
Diffstat (limited to 'fs/proc/array.c')
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