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-rw-r--r--include/linux/skbuff.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 4b2be23903c..aa80ad9cbc8 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -359,6 +359,14 @@ struct sk_buff {
#include <asm/system.h>
+#ifdef CONFIG_HAS_DMA
+#include <linux/dma-mapping.h>
+extern int skb_dma_map(struct device *dev, struct sk_buff *skb,
+ enum dma_data_direction dir);
+extern void skb_dma_unmap(struct device *dev, struct sk_buff *skb,
+ enum dma_data_direction dir);
+#endif
+
extern void kfree_skb(struct sk_buff *skb);
extern void __kfree_skb(struct sk_buff *skb);
extern struct sk_buff *__alloc_skb(unsigned int size,