1 files changed, 23 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-3.18/600-skb_avoid_dmabounce.patch b/target/linux/ixp4xx/patches-3.18/600-skb_avoid_dmabounce.patch
new file mode 100644
index 0000000..2e4c75e
--- /dev/null
+++ b/target/linux/ixp4xx/patches-3.18/600-skb_avoid_dmabounce.patch
@@ -0,0 +1,23 @@
+--- a/net/core/skbuff.c
++++ b/net/core/skbuff.c
+@@ -210,6 +210,9 @@ struct sk_buff *__alloc_skb(unsigned int
+ 
+ 	if (sk_memalloc_socks() && (flags & SKB_ALLOC_RX))
+ 		gfp_mask |= __GFP_MEMALLOC;
++#ifdef CONFIG_ARCH_IXP4XX
++	gfp_mask |= GFP_DMA;
++#endif
+ 
+ 	/* Get the HEAD */
+ 	skb = kmem_cache_alloc_node(cache, gfp_mask & ~__GFP_DMA, node);
+@@ -1057,6 +1060,10 @@ int pskb_expand_head(struct sk_buff *skb
+ 	if (skb_shared(skb))
+ 		BUG();
+ 
++#ifdef CONFIG_ARCH_IXP4XX
++	gfp_mask |= GFP_DMA;
++#endif
++
+ 	size = SKB_DATA_ALIGN(size);
+ 
+ 	if (skb_pfmemalloc(skb))