openwrt/target/linux/ixp4xx/patches-2.6.38/600-skb_avoid_dmabounce.patch

14 lines
330 B
Diff

--- 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);