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mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-12-24 06:45:31 +02:00

ixp4xx: add back the patch for avoiding dma bounce buffers for network buffers, which was lost on the kernel upgrade to 2.6.32. fixes ath9k and improves other drivers' performance on boards with >64M ram

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20708 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2010-04-04 17:43:13 +00:00
parent d1f26658a3
commit 705e3571f7

View File

@ -0,0 +1,13 @@
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -264,6 +264,10 @@ 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);