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-rw-r--r--target/linux/ixp4xx/patches-2.6.30/600-dma_performance.patch13
1 files changed, 13 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.30/600-dma_performance.patch b/target/linux/ixp4xx/patches-2.6.30/600-dma_performance.patch
new file mode 100644
index 000000000..5aac26ee8
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.30/600-dma_performance.patch
@@ -0,0 +1,13 @@
+--- a/net/core/skbuff.c
++++ b/net/core/skbuff.c
+@@ -260,6 +260,10 @@ struct sk_buff *__alloc_skb(unsigned int
+ if (!skb)
+ goto out;
+
++#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);