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kernel/linux-rt-4.4.41/arch/tile/include/uapi/asm/mman.h 1.42 KB
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  /*
   * Copyright 2010 Tilera Corporation. All Rights Reserved.
   *
   *   This program is free software; you can redistribute it and/or
   *   modify it under the terms of the GNU General Public License
   *   as published by the Free Software Foundation, version 2.
   *
   *   This program is distributed in the hope that it will be useful, but
   *   WITHOUT ANY WARRANTY; without even the implied warranty of
   *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
   *   NON INFRINGEMENT.  See the GNU General Public License for
   *   more details.
   */
  
  #ifndef _ASM_TILE_MMAN_H
  #define _ASM_TILE_MMAN_H
  
  #include <asm-generic/mman-common.h>
  #include <arch/chip.h>
  
  /* Standard Linux flags */
  
  #define MAP_POPULATE	0x0040		/* populate (prefault) pagetables */
  #define MAP_NONBLOCK	0x0080		/* do not block on IO */
  #define MAP_GROWSDOWN	0x0100		/* stack-like segment */
  #define MAP_STACK	MAP_GROWSDOWN	/* provide convenience alias */
  #define MAP_LOCKED	0x0200		/* pages are locked */
  #define MAP_NORESERVE	0x0400		/* don't check for reservations */
  #define MAP_DENYWRITE	0x0800		/* ETXTBSY */
  #define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
  #define MAP_HUGETLB	0x4000		/* create a huge page mapping */
  
  
  /*
   * Flags for mlockall
   */
  #define MCL_CURRENT	1		/* lock all current mappings */
  #define MCL_FUTURE	2		/* lock all future mappings */
  #define MCL_ONFAULT	4		/* lock all pages that are faulted in */
  
  
  #endif /* _ASM_TILE_MMAN_H */