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

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

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/bpf/progs/test_enable_stats.c
Extension
.c
Size
339 bytes
Lines
19
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
// Copyright (c) 2020 Facebook

#include <linux/bpf.h>
#include <stdint.h>
#include <linux/types.h>
#include <bpf/bpf_helpers.h>

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

__u64 count = 0;

SEC("raw_tracepoint/sys_enter")
int test_enable_stats(void *ctx)
{
	__sync_fetch_and_add(&count, 1);
	return 0;
}

Annotation

Implementation Notes