libkvm/kvm-s390.h

   1 /*
   2  * This header is for functions & variables that will ONLY be
   3  * used inside libkvm for s390.
   4  * THESE ARE NOT EXPOSED TO THE USER AND ARE ONLY FOR USE
   5  * WITHIN LIBKVM.
   6  *
   7  * Copyright (C) 2006 Qumranet, Inc.
   8  *
   9  * Authors:
  10  *      Avi Kivity   <avi@qumranet.com>
  11  *      Yaniv Kamay  <yaniv@qumranet.com>
  12  *
  13  * Copyright 2008 IBM Corporation.
  14  * Authors:
  15  *      Carsten Otte <cotte@de.ibm.com>
  16  *
  17  * This work is licensed under the GNU LGPL license, version 2.
  18  */
  19
  20 #ifndef KVM_S390_H
  21 #define KVM_S390_H
  22
  23 #include <asm/ptrace.h>
  24 #include "kvm-common.h"
  25
  26 #define PAGE_SIZE 4096ul
  27 #define PAGE_MASK (~(PAGE_SIZE - 1))
  28
  29 #define smp_wmb()   asm volatile("" ::: "memory")
  30
  31 #endif