bpf: sk_lookup: Add user documentation
authorJakub Sitnicki <jakub@cloudflare.com>
Fri, 21 Aug 2020 10:02:26 +0000 (12:02 +0200)
committerAlexei Starovoitov <ast@kernel.org>
Mon, 24 Aug 2020 21:46:50 +0000 (14:46 -0700)
commit07ff4f012635b05d344dbf0f2db87ba5e8c4c27a
tree33caca1cb666bbce438ee6cd9fc0d670681dd9fa
parent4d0d1673416bee2099e93c6636c51754e2100024
bpf: sk_lookup: Add user documentation

Describe the purpose of BPF sk_lookup program, how it can be attached, when
it gets invoked, and what information gets passed to it. Point the reader
to examples and further documentation.

Signed-off-by: Jakub Sitnicki <jakub@cloudflare.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20200821100226.403844-1-jakub@cloudflare.com
Documentation/bpf/index.rst
Documentation/bpf/prog_sk_lookup.rst [new file with mode: 0644]