include/linux/sys.h

File Facts

System

Linux kernel

Corpus path

include/linux/sys.h

Extension

.h

Size

960 bytes

Lines

31

Domain

Core OS

Bucket

Core Kernel Interface

Inferred role

Core OS: implementation source

Status

source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

• Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

• No C-style include directives detected by the generator.

Detected Declarations

• No top-level syscall, struct, function, initcall, or export declaration detected by the generator.

Annotated Snippet

#ifndef _LINUX_SYS_H
#define _LINUX_SYS_H

/*
 * This file is no longer used or needed
 */

/*
 * These are system calls that will be removed at some time
 * due to newer versions existing..
 * (please be careful - ibcs2 may need some of these).
 */
#ifdef notdef
#define _sys_waitpid	_sys_old_syscall	/* _sys_wait4 */
#define _sys_olduname	_sys_old_syscall	/* _sys_newuname */
#define _sys_uname	_sys_old_syscall	/* _sys_newuname */
#define _sys_stat	_sys_old_syscall	/* _sys_newstat */
#define _sys_fstat	_sys_old_syscall	/* _sys_newfstat */
#define _sys_lstat	_sys_old_syscall	/* _sys_newlstat */
#define _sys_signal	_sys_old_syscall	/* _sys_sigaction */
#define _sys_sgetmask	_sys_old_syscall	/* _sys_sigprocmask */
#define _sys_ssetmask	_sys_old_syscall	/* _sys_sigprocmask */
#endif

/*
 * These are system calls that haven't been implemented yet
 * but have an entry in the table for future expansion..
 */
#endif

Annotation

• Atlas domain: Core OS / Core Kernel Interface.
• Implementation status: source 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.