tools/testing/selftests/bpf/progs/test_btf_ext.c

Source file repositories/reference/linux-study-clean/tools/testing/selftests/bpf/progs/test_btf_ext.c

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/bpf/progs/test_btf_ext.c
Extension
.c
Size
345 bytes
Lines
23
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2025 Meta Platforms Inc. */

#include <linux/bpf.h>
#include <bpf/bpf_helpers.h>
#include "bpf_misc.h"

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

__noinline static void f0(void)
{
	__u64 a = 1;

	__sink(a);
}

SEC("xdp")
__u64 global_func(struct xdp_md *xdp)
{
	f0();
	return XDP_DROP;
}

Annotation

Implementation Notes