From: Song Liu
Date: Mon, 30 Oct 2017 14:41:35 -0700
> This tracepoint can be used to trace synack retransmits. It maintains
> pointer to struct request_sock.
>
> We cannot simply reuse trace_tcp_retransmit_skb() here, because the
> sk here is the LISTEN socket. The IP addresses and ports should
On Mon, 2017-10-30 at 21:43 +, Song Liu wrote:
> CCing key audience of the patch.
>
Please stop doing this for every patch you are sending.
Include all relevant CC to your patch submission, and that's enough.
Thanks.
CCing key audience of the patch.
Thanks,
Song
> On Oct 30, 2017, at 2:41 PM, Song Liu wrote:
>
> This tracepoint can be used to trace synack retransmits. It maintains
> pointer to struct request_sock.
>
> We cannot simply reuse trace_tcp_retransmit_skb() here, because the
> sk here is the LIST
This tracepoint can be used to trace synack retransmits. It maintains
pointer to struct request_sock.
We cannot simply reuse trace_tcp_retransmit_skb() here, because the
sk here is the LISTEN socket. The IP addresses and ports should be
extracted from struct request_sock.
Note that, like many oth
Change from v1: Updated commit message to highlight potential sparse warning.
Song Liu (1):
tcp: add tracepoint trace_tcp_retransmit_synack()
include/trace/events/tcp.h | 56 ++
net/ipv4/tcp_output.c | 1 +
2 files changed, 57 insertions(+)
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