27 lines
625 B
C
27 lines
625 B
C
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// SPDX-License-Identifier: GPL-2.0
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/* Copyright (c) 2021 Facebook */
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#include <stddef.h>
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#include <linux/bpf.h>
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#include <linux/types.h>
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#include <linux/stddef.h>
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#include <linux/tcp.h>
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#include <bpf/bpf_helpers.h>
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#include <bpf/bpf_tracing.h>
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#include "bpf_tcp_helpers.h"
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char _license[] SEC("license") = "GPL";
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const char cubic[] = "cubic";
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void BPF_STRUCT_OPS(dctcp_nouse_release, struct sock *sk)
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{
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bpf_setsockopt(sk, SOL_TCP, TCP_CONGESTION,
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(void *)cubic, sizeof(cubic));
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}
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SEC(".struct_ops")
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struct tcp_congestion_ops dctcp_rel = {
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.release = (void *)dctcp_nouse_release,
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.name = "bpf_dctcp_rel",
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};
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