swiotlb: refactor swiotlb_map_page

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Remove the somewhat useless map_single function, and replace it with a
swiotlb_bounce_page handler that handles everything related to actually
bouncing a page.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

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Christoph Hellwig 2018-08-20 16:21:10 +02:00

parent 4803b44e68

commit c4dae36692

1 changed files with 30 additions and 37 deletions

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kernel/dma/swiotlb.c

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