net: Increase xmit RECURSION_LIMIT to 10.

Three is definitely too low, and we know from reports that GRE tunnels stacked as deeply as 37 levels cause stack overflows, so pick some reasonable value between those two. Signed-off-by: David S. Miller <davem@davemloft.net>
14 years ago · 11a766ce91
parent 0926f91083
commit 11a766ce91
1 changed files with 1 additions and 1 deletions
--- a/net/core/dev.c
+++ b/net/core/dev.c
@ -2213,7 +2213,7 @@ static inline int __dev_xmit_skb(struct sk_buff *skb, struct Qdisc *q,
 }

 static DEFINE_PER_CPU(int, xmit_recursion);
-#define RECURSION_LIMIT 3
+#define RECURSION_LIMIT 10

 /**
 *	dev_queue_xmit - transmit a buffer