ixp4xx: port 600-skb_avoid_dmabounce.patch to 2.6.33 & 2.6.35

[openwrt/svn-archive/archive.git] / target / linux / ixp4xx / patches-2.6.35 / 600-skb_avoid_dmabounce.patch

diff --git a/target/linux/ixp4xx/patches-2.6.35/600-skb_avoid_dmabounce.patch b/target/linux/ixp4xx/patches-2.6.35/600-skb_avoid_dmabounce.patch
new file mode 100644 (file)
index 0000000..5b0e3fd
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.35/600-skb_avoid_dmabounce.patch
@@ -0,0 +1,13 @@
+--- a/net/core/skbuff.c
++++ b/net/core/skbuff.c
+@@ -183,6 +183,10 @@ struct sk_buff *__alloc_skb(unsigned int
+               goto out;
+       prefetchw(skb);
+ 
++#ifdef CONFIG_ARCH_IXP4XX 
++      gfp_mask |= GFP_DMA;
++#endif
++
+       size = SKB_DATA_ALIGN(size);
+       data = kmalloc_node_track_caller(size + sizeof(struct skb_shared_info),
+                       gfp_mask, node);