samples/bpf/task_fd_query_kern.c

Source file repositories/reference/linux-study-clean/samples/bpf/task_fd_query_kern.c

File Facts

System
Linux kernel
Corpus path
samples/bpf/task_fd_query_kern.c
Extension
.c
Size
412 bytes
Lines
20
Domain
Support Tooling And Documentation
Bucket
samples
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
#include <linux/version.h>
#include <linux/ptrace.h>
#include <uapi/linux/bpf.h>
#include <bpf/bpf_helpers.h>

SEC("kprobe/blk_mq_start_request")
int bpf_prog1(struct pt_regs *ctx)
{
	return 0;
}

SEC("kretprobe/__blk_account_io_done")
int bpf_prog2(struct pt_regs *ctx)
{
	return 0;
}
char _license[] SEC("license") = "GPL";
u32 _version SEC("version") = LINUX_VERSION_CODE;

Annotation

Implementation Notes