debug_dma_map_single 21 include/linux/dma-debug.h extern void debug_dma_map_single(struct device *dev, const void *addr, debug_dma_map_single 590 include/linux/dma-mapping.h debug_dma_map_single(dev, ptr, size); debug_dma_map_single 1253 kernel/dma/debug.c EXPORT_SYMBOL(debug_dma_map_single);