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1/* SPDX-License-Identifier: GPL-2.0 */2/* Copyright (c) 2020 Facebook */3#include "bpf_iter.h"4#include <bpf/bpf_helpers.h>5 6char _license[] SEC("license") = "GPL";7int count = 0;8 9SEC("iter/task")10int dump_task(struct bpf_iter__task *ctx)11{12 struct seq_file *seq = ctx->meta->seq;13 char c;14 15 if (count < 4) {16 c = START_CHAR + count;17 bpf_seq_write(seq, &c, sizeof(c));18 count++;19 }20 21 return 0;22}23