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

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

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/bpf/progs/test_pinning_devmap.c
Extension
.c
Size
443 bytes
Lines
21
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

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

struct {
	__uint(type, BPF_MAP_TYPE_DEVMAP);
	__uint(max_entries, 1);
	__type(key, __u32);
	__type(value, __u32);
	__uint(pinning, LIBBPF_PIN_BY_NAME);
} pinmap1 SEC(".maps");

struct {
	__uint(type, BPF_MAP_TYPE_DEVMAP);
	__uint(max_entries, 2);
	__type(key, __u32);
	__type(value, __u32);
	__uint(pinning, LIBBPF_PIN_BY_NAME);
} pinmap2 SEC(".maps");

Annotation

Implementation Notes