File: bpf_iter_bpf_link.c

package info (click to toggle)
linux 6.1.139-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,495,880 kB
  • sloc: ansic: 23,469,452; asm: 266,614; sh: 110,522; makefile: 49,887; python: 36,990; perl: 36,834; cpp: 6,056; yacc: 4,908; lex: 2,725; awk: 1,440; ruby: 25; sed: 5
file content (21 lines) | stat: -rw-r--r-- 439 bytes parent folder | download | duplicates (16) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2022 Red Hat, Inc. */
#include "bpf_iter.h"
#include <bpf/bpf_helpers.h>

char _license[] SEC("license") = "GPL";

SEC("iter/bpf_link")
int dump_bpf_link(struct bpf_iter__bpf_link *ctx)
{
	struct seq_file *seq = ctx->meta->seq;
	struct bpf_link *link = ctx->link;
	int link_id;

	if (!link)
		return 0;

	link_id = link->id;
	bpf_seq_write(seq, &link_id, sizeof(link_id));
	return 0;
}