samples/kobject/kset-example.c

File Facts

System

Linux kernel

Corpus path

samples/kobject/kset-example.c

Extension

.c

Size

7706 bytes

Lines

306

Domain

Support Tooling And Documentation

Bucket

samples

Inferred role

Support Tooling And Documentation: exported/initcall integration point

Status

integration implementation candidate

Why This File Exists

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

• Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.
• Exports symbols or registers init work; inspect boot/module ordering and who consumes the exported contract.
• Allocates kernel memory; connect allocation flags and lifetime to context constraints.
• Defines or uses C structs; map object ownership, embedded links, reference counts, and lock ownership.

Dependency Surface

• linux/kobject.h
• linux/string.h
• linux/sysfs.h
• linux/slab.h
• linux/module.h
• linux/init.h

Detected Declarations

• struct foo_obj
• struct foo_attribute
• function foo_attr_show
• function foo_attr_store
• function foo_release
• function foo_show
• function foo_store
• function b_show
• function b_store
• function foo_default_attrs_is_visible
• function destroy_foo_obj
• function example_init
• function example_exit
• module init example_init

Annotated Snippet

module_init(example_init);
module_exit(example_exit);
MODULE_DESCRIPTION("Sample kset and ktype implementation");
MODULE_LICENSE("GPL v2");
MODULE_AUTHOR("Greg Kroah-Hartman <greg@kroah.com>");

Annotation

• Immediate include surface: `linux/kobject.h`, `linux/string.h`, `linux/sysfs.h`, `linux/slab.h`, `linux/module.h`, `linux/init.h`.
• Detected declarations: `struct foo_obj`, `struct foo_attribute`, `function foo_attr_show`, `function foo_attr_store`, `function foo_release`, `function foo_show`, `function foo_store`, `function b_show`, `function b_store`, `function foo_default_attrs_is_visible`.
• Atlas domain: Support Tooling And Documentation / samples.
• Implementation status: integration implementation candidate.

Implementation Notes

• This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
• Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
• Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.