DEFINE_DMA_UNMAP_LEN  810 include/linux/dma-mapping.h #define DEFINE_DMA_UNMAP_LEN(LEN_NAME)          __u32 LEN_NAME
DEFINE_DMA_UNMAP_LEN  817 include/linux/dma-mapping.h #define DEFINE_DMA_UNMAP_LEN(LEN_NAME)