// SPDX-License-Identifier: GPL-2.0 /* Copyright (c) 2020 Facebook */ #include "vmlinux.h" #include <bpf/bpf_helpers.h> #include <bpf/bpf_tracing.h> __u32 count = 0; __u32 on_cpu = 0xffffffff; SEC("raw_tp/task_rename") int BPF_PROG(rename, struct task_struct *task, char *comm) { count++; if ((__u64) task == 0x1234ULL && (__u64) comm == 0x5678ULL) { on_cpu = bpf_get_smp_processor_id(); return (long)task + (long)comm; } return 0; } char _license[] SEC("license") = "GPL";