bpf: Support passing args to sock_ops bpf function

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Adds support for passing up to 4 arguments to sock_ops bpf functions. It
reusues the reply union, so the bpf_sock_ops structures are not
increased in size.

Signed-off-by: Lawrence Brakmo <brakmo@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Lawrence Brakmo 2018-01-25 16:14:09 -08:00 • committed by Alexei Starovoitov

parent b73042b8a2

commit de525be2ca

6 changed files with 42 additions and 10 deletions

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5

include/uapi/linux/bpf.h

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