samples/livepatch/livepatch-shadow-mod.c
Source file repositories/reference/linux-study-clean/samples/livepatch/livepatch-shadow-mod.c
File Facts
- System
- Linux kernel
- Corpus path
samples/livepatch/livepatch-shadow-mod.c- Extension
.c- Size
- 5410 bytes
- Lines
- 213
- 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.
- Uses kernel synchronization; read lock ordering, sleepability, and interrupt context assumptions before translating.
- 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/kernel.hlinux/module.hlinux/sched.hlinux/slab.hlinux/stat.hlinux/workqueue.h
Detected Declarations
struct dummyfunction dummy_freefunction dummy_checkfunction alloc_work_funcfunction cleanup_work_funcfunction livepatch_shadow_mod_initfunction livepatch_shadow_mod_exitmodule init livepatch_shadow_mod_init
Annotated Snippet
module_init(livepatch_shadow_mod_init);
module_exit(livepatch_shadow_mod_exit);Annotation
- Immediate include surface: `linux/kernel.h`, `linux/module.h`, `linux/sched.h`, `linux/slab.h`, `linux/stat.h`, `linux/workqueue.h`.
- Detected declarations: `struct dummy`, `function dummy_free`, `function dummy_check`, `function alloc_work_func`, `function cleanup_work_func`, `function livepatch_shadow_mod_init`, `function livepatch_shadow_mod_exit`, `module init livepatch_shadow_mod_init`.
- Atlas domain: Support Tooling And Documentation / samples.
- Implementation status: integration implementation candidate.
- Synchronization appears in or near this file; preserve lock ordering, sleepability, and interrupt-context constraints.
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.