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path: root/target/linux/ixp4xx/patches-2.6.38/600-skb_avoid_dmabounce.patch
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Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.38/600-skb_avoid_dmabounce.patch')
-rw-r--r--target/linux/ixp4xx/patches-2.6.38/600-skb_avoid_dmabounce.patch13
1 files changed, 13 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.38/600-skb_avoid_dmabounce.patch b/target/linux/ixp4xx/patches-2.6.38/600-skb_avoid_dmabounce.patch
new file mode 100644
index 0000000000..5b0e3fdb85
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.38/600-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);