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kernel/linux-rt-4.4.41/arch/sparc/include/uapi/asm/mman.h 1.16 KB
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  #ifndef _UAPI__SPARC_MMAN_H__
  #define _UAPI__SPARC_MMAN_H__
  
  #include <asm-generic/mman-common.h>
  
  /* SunOS'ified... */
  
  #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 */
  
  #define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
  #define MAP_NONBLOCK	0x10000		/* do not block on IO */
  #define MAP_STACK	0x20000		/* give out an address that is best suited for process/thread stacks */
  #define MAP_HUGETLB	0x40000		/* create a huge page mapping */
  
  
  #endif /* _UAPI__SPARC_MMAN_H__ */