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Add BPF MPTCP scheduler for kernel 6.6

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Ycarus (Yannick Chabanois) 2024-04-26 11:51:54 +02:00
parent 9d98b8bd78
commit 7348518bb0
19 changed files with 3638 additions and 2 deletions
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32
mptcp-bpf-first/src/mptcp_bpf_first.c Normal file
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// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2022, SUSE. */
#include <linux/bpf.h>
#include "bpf_tcp_helpers.h"
char _license[] SEC("license") = "GPL";
SEC("struct_ops/mptcp_sched_first_init")
void BPF_PROG(mptcp_sched_first_init, struct mptcp_sock *msk)
{
}
SEC("struct_ops/mptcp_sched_first_release")
void BPF_PROG(mptcp_sched_first_release, struct mptcp_sock *msk)
{
}
int BPF_STRUCT_OPS(bpf_first_get_subflow, struct mptcp_sock *msk,
struct mptcp_sched_data *data)
{
mptcp_subflow_set_scheduled(bpf_mptcp_subflow_ctx_by_pos(data, 0), true);
return 0;
}
SEC(".struct_ops")
struct mptcp_sched_ops first = {
.init = (void *)mptcp_sched_first_init,
.release = (void *)mptcp_sched_first_release,
.get_subflow = (void *)bpf_first_get_subflow,
.name = "bpf_first",
};