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bpf-developer-tutorial/29-sockops/unload.sh

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#!/bin/bash
set -x
# detach and clear the bpf programs
sudo bpftool cgroup detach "/sys/fs/cgroup/" sock_ops pinned "/sys/fs/bpf/bpf_sockops" && \
bpftool prog detach pinned /sys/fs/bpf/bpf_redir msg_verdict pinned /sys/fs/bpf/sock_ops_map && \
sudo unlink /sys/fs/bpf/bpf_sockops && \
sudo unlink /sys/fs/bpf/sock_ops_map && \
sudo unlink /sys/fs/bpf/bpf_redir