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authorLawrence Brakmo <brakmo@fb.com>2018-01-25 16:14:09 -0800
committerAlexei Starovoitov <ast@kernel.org>2018-01-25 16:41:14 -0800
commitde525be2ca2734865d29c4b67ddd29913b214906 (patch)
tree85e7a4d4b7c45de053c1d9528c1849d65252edfa /net/ipv4/tcp.c
parentb73042b8a28e2603ac178295ab96c876ba5a97a1 (diff)
downloadlinux-de525be2ca2734865d29c4b67ddd29913b214906.tar.bz2
bpf: Support passing args to sock_ops bpf function
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>
Diffstat (limited to 'net/ipv4/tcp.c')
-rw-r--r--net/ipv4/tcp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index d7cf861bf699..88b62441e7e9 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -463,7 +463,7 @@ void tcp_init_transfer(struct sock *sk, int bpf_op)
tcp_mtup_init(sk);
icsk->icsk_af_ops->rebuild_header(sk);
tcp_init_metrics(sk);
- tcp_call_bpf(sk, bpf_op);
+ tcp_call_bpf(sk, bpf_op, 0, NULL);
tcp_init_congestion_control(sk);
tcp_init_buffer_space(sk);
}