include/vdso/vsyscall.h

File Facts

System

Linux kernel

Corpus path

include/vdso/vsyscall.h

Extension

.h

Size

288 bytes

Lines

15

Domain

Repository Root And Misc

Bucket

include

Inferred role

Repository Root And Misc: syscall or user/kernel boundary

Status

core implementation candidate

Why This File Exists

Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.

• Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.
• Defines or participates in a user/kernel boundary; inspect argument validation, copy_from_user/copy_to_user, credentials, and dispatch target.

Dependency Surface

• asm/vdso/vsyscall.h

Detected Declarations

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

Annotated Snippet

#ifndef __VDSO_VSYSCALL_H
#define __VDSO_VSYSCALL_H

#ifndef __ASSEMBLY__

#include <asm/vdso/vsyscall.h>

unsigned long vdso_update_begin(void);
void vdso_update_end(unsigned long flags);

#endif /* !__ASSEMBLY__ */

#endif /* __VDSO_VSYSCALL_H */

Annotation

• Immediate include surface: `asm/vdso/vsyscall.h`.
• Atlas domain: Repository Root And Misc / include.
• Implementation status: core 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.