Messages in this thread | | | Date | Sun, 19 Nov 2017 12:40:53 +0900 (KST) | Subject | Re: [PATCH v2 net-next] net/tcp: trace all TCP/IP state transition with tcp_set_state tracepoint | From | David Miller <> |
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From: Yafang Shao <laoar.shao@gmail.com> Date: Sat, 18 Nov 2017 15:32:36 +0000
> The TCP/IP transition from TCP_LISTEN to TCP_SYN_RECV and some other > transitions are not traced with tcp_set_state tracepoint. > > In order to trace the whole tcp lifespans, two helpers are introduced, > void __tcp_set_state(struct sock *sk, int state) > void __sk_state_store(struct sock *sk, int newstate) > > When do TCP/IP state transition, we should use these two helpers or use > tcp_set_state() other than assigning a value to sk_state directly. > > Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Please resubmit this when the net-next tree opens back up as it is closed right now.
Thank you.
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