samples/bpf/trace_output.bpf.c

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

File Facts

System
Linux kernel
Corpus path
samples/bpf/trace_output.bpf.c
Extension
.c
Size
589 bytes
Lines
30
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

struct S {
		u64 pid;
		u64 cookie;
	} data;

	data.pid = bpf_get_current_pid_tgid();
	data.cookie = 0x12345678;

	bpf_perf_event_output(ctx, &my_map, 0, &data, sizeof(data));

	return 0;
}

char _license[] SEC("license") = "GPL";
u32 _version SEC("version") = LINUX_VERSION_CODE;

Annotation

Implementation Notes