322 #define MADV_PURGE 9 /* contents will be purged */
323
324 #endif /* (_POSIX_C_SOURCE <= 2) && !defined(_XPG4_2) ... */
325
326 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__)
327 /* advice to posix_madvise */
328 /* these values must be kept in sync with the MADV_* values, above */
329 #define POSIX_MADV_NORMAL 0 /* MADV_NORMAL */
330 #define POSIX_MADV_RANDOM 1 /* MADV_RANDOM */
331 #define POSIX_MADV_SEQUENTIAL 2 /* MADV_SEQUENTIAL */
332 #define POSIX_MADV_WILLNEED 3 /* MADV_WILLNEED */
333 #define POSIX_MADV_DONTNEED 4 /* MADV_DONTNEED */
334 #endif
335
336 /* flags to msync */
337 #define MS_OLDSYNC 0x0 /* old value of MS_SYNC */
338 /* modified for UNIX98 compliance */
339 #define MS_SYNC 0x4 /* wait for msync */
340 #define MS_ASYNC 0x1 /* return immediately */
341 #define MS_INVALIDATE 0x2 /* invalidate caches */
342
343 #if (_POSIX_C_SOURCE <= 2) && !defined(_XPG4_2) || defined(__EXTENSIONS__)
344 /* functions to mctl */
345 #define MC_SYNC 1 /* sync with backing store */
346 #define MC_LOCK 2 /* lock pages in memory */
347 #define MC_UNLOCK 3 /* unlock pages from memory */
348 #define MC_ADVISE 4 /* give advice to management */
349 #define MC_LOCKAS 5 /* lock address space in memory */
350 #define MC_UNLOCKAS 6 /* unlock address space from memory */
351 #define MC_HAT_ADVISE 7 /* advise hat map size */
352 #define MC_INHERIT_ZERO 8 /* zero out regions on fork() */
353
354 /* sub-commands for MC_HAT_ADVISE */
355 #define MHA_MAPSIZE_VA 0x1 /* set preferred page size */
356 #define MHA_MAPSIZE_BSSBRK 0x2 /* set preferred page size */
357 /* for last bss adjacent to */
358 /* brk area and brk area itself */
359 #define MHA_MAPSIZE_STACK 0x4 /* set preferred page size */
360 /* processes main stack */
361
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322 #define MADV_PURGE 9 /* contents will be purged */
323
324 #endif /* (_POSIX_C_SOURCE <= 2) && !defined(_XPG4_2) ... */
325
326 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__)
327 /* advice to posix_madvise */
328 /* these values must be kept in sync with the MADV_* values, above */
329 #define POSIX_MADV_NORMAL 0 /* MADV_NORMAL */
330 #define POSIX_MADV_RANDOM 1 /* MADV_RANDOM */
331 #define POSIX_MADV_SEQUENTIAL 2 /* MADV_SEQUENTIAL */
332 #define POSIX_MADV_WILLNEED 3 /* MADV_WILLNEED */
333 #define POSIX_MADV_DONTNEED 4 /* MADV_DONTNEED */
334 #endif
335
336 /* flags to msync */
337 #define MS_OLDSYNC 0x0 /* old value of MS_SYNC */
338 /* modified for UNIX98 compliance */
339 #define MS_SYNC 0x4 /* wait for msync */
340 #define MS_ASYNC 0x1 /* return immediately */
341 #define MS_INVALIDATE 0x2 /* invalidate caches */
342 #define MS_INVALCURPROC 0x8 /* invalidate cache for curproc only */
343
344 #if (_POSIX_C_SOURCE <= 2) && !defined(_XPG4_2) || defined(__EXTENSIONS__)
345 /* functions to mctl */
346 #define MC_SYNC 1 /* sync with backing store */
347 #define MC_LOCK 2 /* lock pages in memory */
348 #define MC_UNLOCK 3 /* unlock pages from memory */
349 #define MC_ADVISE 4 /* give advice to management */
350 #define MC_LOCKAS 5 /* lock address space in memory */
351 #define MC_UNLOCKAS 6 /* unlock address space from memory */
352 #define MC_HAT_ADVISE 7 /* advise hat map size */
353 #define MC_INHERIT_ZERO 8 /* zero out regions on fork() */
354
355 /* sub-commands for MC_HAT_ADVISE */
356 #define MHA_MAPSIZE_VA 0x1 /* set preferred page size */
357 #define MHA_MAPSIZE_BSSBRK 0x2 /* set preferred page size */
358 /* for last bss adjacent to */
359 /* brk area and brk area itself */
360 #define MHA_MAPSIZE_STACK 0x4 /* set preferred page size */
361 /* processes main stack */
362
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