lib/math/test_mul_u64_u64_div_u64.c

File Facts

System

Linux kernel

Corpus path

lib/math/test_mul_u64_u64_div_u64.c

Extension

.c

Size

6810 bytes

Lines

191

Domain

Kernel Services

Bucket

lib

Inferred role

Kernel Services: exported/initcall integration point

Status

integration implementation candidate

Why This File Exists

Shared kernel service surface used by multiple subsystems, including helpers, cryptography, virtualization support, and async I/O infrastructure.

• Shared kernel service surface used by multiple subsystems, including helpers, cryptography, virtualization support, and async I/O infrastructure.
• Exports symbols or registers init work; inspect boot/module ordering and who consumes the exported contract.

Dependency Surface

• linux/init.h
• linux/module.h
• linux/printk.h
• linux/math64.h
• div64.c

Detected Declarations

• function test_run
• function test_init
• function test_exit
• module init test_init

Annotated Snippet

module_init(test_init);
module_exit(test_exit);

MODULE_AUTHOR("Nicolas Pitre");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("mul_u64_u64_div_u64() test module");

Annotation

• Immediate include surface: `linux/init.h`, `linux/module.h`, `linux/printk.h`, `linux/math64.h`, `div64.c`.
• Detected declarations: `function test_run`, `function test_init`, `function test_exit`, `module init test_init`.
• Atlas domain: Kernel Services / lib.
• 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.