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Re: [Fwd: Re: possible bug x86 2.4.2 SMP in IP receive stack]

To: feldy@xxxxxxxx (Bob Felderman)
Subject: Re: [Fwd: Re: possible bug x86 2.4.2 SMP in IP receive stack]
From: kuznet@xxxxxxxxxxxxx
Date: Sun, 11 Mar 2001 21:45:13 +0300 (MSK)
Cc: davem@xxxxxxxxxx, feldy@xxxxxxxx, ak@xxxxxx, andrewm@xxxxxxxxxx, hadi@xxxxxxxxxx, netdev@xxxxxxxxxxx, pp@xxxxxxxxxxxxxx
In-reply-to: <200103092224.OAA02690@frisbee.myri.com> from "Bob Felderman" at Mar 9, 1 02:24:32 pm
Sender: owner-netdev@xxxxxxxxxxx
Hello!

> >>EIP; c0211bc4 <tcp_collapse+68/35c>   <=====

Please, look how function tcp_collapse() looks in your tree.
(I am sorry, I do not know what exactly of patches do you use).
Does it contain the following?

        for (skb = head; skb != tail; ) {
                /* No new bits? It is possible on ofo queue. */
                if (!before(start, TCP_SKB_CB(skb)->end_seq)) {
                        struct sk_buff *next = skb->next;
                        __skb_unlink(skb, skb->list);
                        __kfree_skb(skb);
                        NET_INC_STATS_BH(TCPRcvCollapsed);
                        skb = next;
                        continue;
                }

Alexey

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