dma-direct: add dma address sanity checks

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Roughly based on the x86 pci-nommu implementation.

Signed-off-by: Christoph Hellwig <hch@lst.de>

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Christoph Hellwig 2018-01-09 16:30:47 +01:00

parent 2e86a04780

commit 2797596992

1 changed files with 30 additions and 1 deletions

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lib/dma-direct.c

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