target/linux/ixp4xx/patches-2.6.30/600-dma_performance.patch

   1 --- a/net/core/skbuff.c
   2 +++ b/net/core/skbuff.c
   3 @@ -260,6 +260,10 @@ struct sk_buff *__alloc_skb(unsigned int
   4         if (!skb)
   5                 goto out;
   6
   7 +#ifdef CONFIG_ARCH_IXP4XX
   8 +       gfp_mask |= GFP_DMA;
   9 +#endif
  10 +
  11         size = SKB_DATA_ALIGN(size);
  12         data = kmalloc_node_track_caller(size + sizeof(struct skb_shared_info),
  13                         gfp_mask, node);