5f6164f309
Make new MADV_REMOVE, MADV_DONTFORK, MADV_DOFORK consistent across all arches. The idea is to make it possible to use them portably even before distros include them in libc headers. Move common flags to asm-generic/mman.h Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il> Cc: Roland Dreier <rolandd@cisco.com> Cc: Badari Pulavarty <pbadari@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
38 lines
1.6 KiB
C
38 lines
1.6 KiB
C
/* $Id: mman.h,v 1.2 2000/03/15 02:44:26 davem Exp $ */
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#ifndef __SPARC64_MMAN_H__
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#define __SPARC64_MMAN_H__
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#include <asm-generic/mman.h>
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/* SunOS'ified... */
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#define MAP_RENAME MAP_ANONYMOUS /* In SunOS terminology */
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#define MAP_NORESERVE 0x40 /* don't reserve swap pages */
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#define MAP_INHERIT 0x80 /* SunOS doesn't do this, but... */
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#define MAP_LOCKED 0x100 /* lock the mapping */
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#define _MAP_NEW 0x80000000 /* Binary compatibility is fun... */
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#define MAP_GROWSDOWN 0x0200 /* stack-like segment */
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#define MAP_DENYWRITE 0x0800 /* ETXTBSY */
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#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */
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#define MCL_CURRENT 0x2000 /* lock all currently mapped pages */
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#define MCL_FUTURE 0x4000 /* lock all additions to address space */
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#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */
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#define MAP_NONBLOCK 0x10000 /* do not block on IO */
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/* XXX Need to add flags to SunOS's mctl, mlockall, and madvise system
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* XXX calls.
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*/
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/* SunOS sys_mctl() stuff... */
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#define MC_SYNC 1 /* Sync pages in memory with storage (usu. a file) */
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#define MC_LOCK 2 /* Lock pages into core ram, do not allow swapping of them */
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#define MC_UNLOCK 3 /* Unlock pages locked via previous mctl() with MC_LOCK arg */
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#define MC_LOCKAS 5 /* Lock an entire address space of the calling process */
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#define MC_UNLOCKAS 6 /* Unlock entire address space of calling process */
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#define MADV_FREE 0x5 /* (Solaris) contents can be freed */
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#endif /* __SPARC64_MMAN_H__ */
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