-
由 Ben Hutchings 提交于
dma_map_single() may fail if an IOMMU or swiotlb is in use, so we need to check for this. Signed-off-by: NBen Hutchings <ben.hutchings@codethink.co.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
aa3933b8
dma_map_single() may fail if an IOMMU or swiotlb is in use, so we need to check for this. Signed-off-by: NBen Hutchings <ben.hutchings@codethink.co.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>