arch/sparc/include/uapi/asm/mman.h

Source file repositories/reference/linux-study-clean/arch/sparc/include/uapi/asm/mman.h

File Facts

System
Linux kernel
Corpus path
arch/sparc/include/uapi/asm/mman.h
Extension
.h
Size
1008 bytes
Lines
26
Domain
Architecture Layer
Bucket
arch/sparc
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _UAPI__SPARC_MMAN_H__
#define _UAPI__SPARC_MMAN_H__

#include <asm-generic/mman-common.h>

/* SunOS'ified... */

#define PROT_ADI	0x10		/* ADI enabled */

#define MAP_RENAME      MAP_ANONYMOUS   /* In SunOS terminology */
#define MAP_NORESERVE   0x40            /* don't reserve swap pages */
#define MAP_INHERIT     0x80            /* SunOS doesn't do this, but... */
#define MAP_LOCKED      0x100           /* lock the mapping */
#define _MAP_NEW        0x80000000      /* Binary compatibility is fun... */

#define MAP_GROWSDOWN	0x0200		/* stack-like segment */
#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */

#define MCL_CURRENT     0x2000          /* lock all currently mapped pages */
#define MCL_FUTURE      0x4000          /* lock all additions to address space */
#define MCL_ONFAULT	0x8000		/* lock all pages that are faulted in */

#endif /* _UAPI__SPARC_MMAN_H__ */

Annotation

Implementation Notes