dma_unmap_addr_set  812 include/linux/dma-mapping.h #define dma_unmap_addr_set(PTR, ADDR_NAME, VAL)  (((PTR)->ADDR_NAME) = (VAL))
dma_unmap_addr_set  819 include/linux/dma-mapping.h #define dma_unmap_addr_set(PTR, ADDR_NAME, VAL)  do { } while (0)