Hi:
[NET]: Add net-tso.patch
This patch has been submitted upstream for review. It resets gso_segs for
TSO.
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Cheers,
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Email: Herbert Xu ~{PmV>HI~} <herbert@xxxxxxxxxxxxxxxxxxx>
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diff -r 89ffce2cc120 -r 752477acd893 patches/linux-2.6.16.13/net-tso.patch
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/patches/linux-2.6.16.13/net-tso.patch Fri Jun 30 12:13:27 2006 +1000
@@ -0,0 +1,28 @@
+diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
+index 0336422..0bb0ac9 100644
+--- a/net/ipv4/tcp.c
++++ b/net/ipv4/tcp.c
+@@ -2166,13 +2166,19 @@ struct sk_buff *tcp_tso_segment(struct s
+ if (!pskb_may_pull(skb, thlen))
+ goto out;
+ 
+- segs = NULL;
+- if (skb_gso_ok(skb, features | NETIF_F_GSO_ROBUST))
+- goto out;
+-
+ oldlen = (u16)~skb->len;
+ __skb_pull(skb, thlen);
+ 
++ if (skb_gso_ok(skb, features | NETIF_F_GSO_ROBUST)) {
++ /* Packet is from an untrusted source, reset gso_segs. */
++ int mss = skb_shinfo(skb)->gso_size;
++
++ skb_shinfo(skb)->gso_segs = (skb->len + mss - 1) / mss;
++
++ segs = NULL;
++ goto out;
++ }
++
+ segs = skb_segment(skb, features);
+ if (IS_ERR(segs))
+ goto out;
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