minix3/servers/vm/vmproc.h

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2020-02-21 00:59:27 +05:30
#ifndef _VMPROC_H
#define _VMPROC_H 1
#include <minix/bitmap.h>
#include <machine/archtypes.h>
#include "pt.h"
#include "vm.h"
#include "regionavl.h"
struct vmproc;
struct vmproc {
int vm_flags;
endpoint_t vm_endpoint;
pt_t vm_pt; /* page table data */
struct boot_image *vm_boot; /* if boot time process */
/* Regions in virtual address space. */
region_avl vm_regions_avl;
vir_bytes vm_region_top; /* highest vaddr last inserted */
int vm_acl;
int vm_slot; /* process table slot */
#if VMSTATS
int vm_bytecopies;
#endif
vir_bytes vm_total;
vir_bytes vm_total_max;
u64_t vm_minor_page_fault;
u64_t vm_major_page_fault;
};
/* Bits for vm_flags */
#define VMF_INUSE 0x001 /* slot contains a process */
#define VMF_EXITING 0x002 /* PM is cleaning up this process */
#define VMF_WATCHEXIT 0x008 /* Store in queryexit table */
#endif