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kernel/linux-rt-4.4.41/arch/s390/include/asm/extmem.h 765 Bytes
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  /*
   *  definitions for external memory segment support
   *  Copyright IBM Corp. 2003
   */
  
  #ifndef _ASM_S390X_DCSS_H
  #define _ASM_S390X_DCSS_H
  #ifndef __ASSEMBLY__
  
  /* possible values for segment type as returned by segment_info */
  #define SEG_TYPE_SW 0
  #define SEG_TYPE_EW 1
  #define SEG_TYPE_SR 2
  #define SEG_TYPE_ER 3
  #define SEG_TYPE_SN 4
  #define SEG_TYPE_EN 5
  #define SEG_TYPE_SC 6
  #define SEG_TYPE_EWEN 7
  
  #define SEGMENT_SHARED 0
  #define SEGMENT_EXCLUSIVE 1
  
  int segment_load (char *name, int segtype, unsigned long *addr, unsigned long *length);
  void segment_unload(char *name);
  void segment_save(char *name);
  int segment_type (char* name);
  int segment_modify_shared (char *name, int do_nonshared);
  void segment_warning(int rc, char *seg_name);
  
  #endif
  #endif