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| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2009-12-02 16:49:02 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-12-02 19:57:15 -0800 |
| commit | c81c2d95449cd218c2022ce6014c52fef1eb1f66 (patch) | |
| tree | 3da987f71e3a6807b1d48637766724412689805b /include | |
| parent | f4188d8affc8267a0f0f1b587a4d0a4b9b7f2999 (diff) | |
| download | op-kernel-dev-c81c2d95449cd218c2022ce6014c52fef1eb1f66.zip op-kernel-dev-c81c2d95449cd218c2022ce6014c52fef1eb1f66.tar.gz | |
skbuff: remove skb_dma_map/unmap
The two functions skb_dma_map/unmap are unsafe to use as they cause
problems when packets are cloned and sent to multiple devices while a HW
IOMMU is enabled. Due to this it is best to remove the code so it is not
used by any other network driver maintainters.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/skbuff.h | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 89eed8c..ae836fd 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -416,14 +416,6 @@ 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 - static inline struct dst_entry *skb_dst(const struct sk_buff *skb) { return (struct dst_entry *)skb->_skb_dst; |
