net: bpf: Implement bpf iterator for tcp

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The bpf iterator for tcp is implemented. Both tcp4 and tcp6
sockets will be traversed. It is up to bpf program to
filter for tcp4 or tcp6 only, or both families of sockets.

Signed-off-by: Yonghong Song <yhs@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Link: https://lore.kernel.org/bpf/20200623230805.3987959-1-yhs@fb.com

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Yonghong Song 2020-06-23 16:08:05 -07:00 • committed by Alexei Starovoitov

parent b08d4d3b6c

commit 52d87d5f64

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net/ipv4/tcp_ipv4.c

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