servers/vm/phys_region.h

   1 #ifndef PHYS_REGION_H
   2 #define PHYS_REGION_H 1
   3
   4 #include <stddef.h>
   5
   6 typedef struct phys_region {
   7         struct phys_block       *ph;
   8         struct vir_region       *parent; /* vir_region or NULL if yielded */
   9         vir_bytes               offset; /* offset from start of vir region */
  10 #if SANITYCHECKS
  11         int                     written;        /* written to pagetable */
  12 #endif
  13
  14         /* list of phys_regions that reference the same phys_block */
  15         struct phys_region      *next_ph_list;
  16
  17         /* AVL fields */
  18         struct phys_region      *less, *greater;
  19         int                     factor;
  20 } phys_region_t;
  21
  22 #endif