Subversion Repositories or1k

/*

 *  include/asm-s390/mman.h

 *

 *  S390 version

 *

 *  Derived from "include/asm-i386/mman.h"

 */

#ifndef __S390_MMAN_H__

#define __S390_MMAN_H__

#define PROT_READ       0x1             /* page can be read */

#define PROT_WRITE      0x2             /* page can be written */

#define PROT_EXEC       0x4             /* page can be executed */

#define PROT_NONE       0x0             /* page can not be accessed */

#define MAP_SHARED      0x01            /* Share changes */

#define MAP_PRIVATE     0x02            /* Changes are private */

#define MAP_TYPE        0x0f            /* Mask for type of mapping */

#define MAP_FIXED       0x10            /* Interpret addr exactly */

#define MAP_ANONYMOUS   0x20            /* don't use a file */

#define MAP_GROWSDOWN   0x0100          /* stack-like segment */

#define MAP_DENYWRITE   0x0800          /* ETXTBSY */

#define MAP_EXECUTABLE  0x1000          /* mark it as an executable */

#define MAP_LOCKED      0x2000          /* pages are locked */

#define MAP_NORESERVE   0x4000          /* don't check for reservations */

#define MS_ASYNC        1               /* sync memory asynchronously */

#define MS_INVALIDATE   2               /* invalidate the caches */

#define MS_SYNC         4               /* synchronous memory sync */

#define MCL_CURRENT     1               /* lock all current mappings */

#define MCL_FUTURE      2               /* lock all future mappings */

#define MADV_NORMAL    0x0              /* default page-in behavior */

#define MADV_RANDOM    0x1              /* page-in minimum required */

#define MADV_SEQUENTIAL        0x2             /* read-ahead aggressively */

#define MADV_WILLNEED  0x3              /* pre-fault pages */

#define MADV_DONTNEED  0x4              /* discard these pages */

/* compatibility flags */

#define MAP_ANON        MAP_ANONYMOUS

#define MAP_FILE        0

#endif /* __S390_MMAN_H__ */