[Xen-devel] Re: mthca use of dma_sync_single is bogus

[Roland Dreier <rdreier@xxxxxxxxx>]

 > What makes you think dma_sync_single_range can't be used on memory mapped
 > by pci_map_sg/dma_map_sg?

The fact that it's dma_sync_*SINGLE*_range, and that there's a
separate dma_sync_sg() function defined in DMA-API.txt.

 - R.

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