cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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bpf_iter_bpf_link.c (439B)

      1// SPDX-License-Identifier: GPL-2.0
      2/* Copyright (c) 2022 Red Hat, Inc. */
      3#include "bpf_iter.h"
      4#include <bpf/bpf_helpers.h>
      5
      6char _license[] SEC("license") = "GPL";
      7
      8SEC("iter/bpf_link")
      9int dump_bpf_link(struct bpf_iter__bpf_link *ctx)
     10{
     11	struct seq_file *seq = ctx->meta->seq;
     12	struct bpf_link *link = ctx->link;
     13	int link_id;
     14
     15	if (!link)
     16		return 0;
     17
     18	link_id = link->id;
     19	bpf_seq_write(seq, &link_id, sizeof(link_id));
     20	return 0;
     21}