# \[PATCH 3/9\] ia64: dma\_debug: add debug\_dma\_mapping\_error support

- From: Shuah Khan \<hidden\>
- Date: 2012-11-23 21:33:10 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2012/11/3962439

```text
Add dma-debug interface debug_dma_mapping_error() to debug drivers that fail
to check dma mapping errors on addresses returned by dma_map_single() and
dma_map_page() interfaces.

Signed-off-by: Shuah Khan <redacted>
---
 arch/ia64/include/asm/dma-mapping.h |    1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/ia64/include/asm/dma-mapping.h b/arch/ia64/include/asm/dma-mapping.h
index 4f5e814..cf3ab7e 100644
--- a/arch/ia64/include/asm/dma-mapping.h
+++ b/arch/ia64/include/asm/dma-mapping.h
@@ -58,6 +58,7 @@ static inline void dma_free_attrs(struct device *dev, size_t size,
 static inline int dma_mapping_error(struct device *dev, dma_addr_t daddr)
 {
 	struct dma_map_ops *ops = platform_dma_get_ops(dev);
+	debug_dma_mapping_error(dev, daddr);
 	return ops->mapping_error(dev, daddr);
 }
 
-- 
1.7.9.5
```
