virt/kvm/async_pf.h

   1 /*
   2  * kvm asynchronous fault support
   3  *
   4  * Copyright 2010 Red Hat, Inc.
   5  *
   6  * Author:
   7  *      Gleb Natapov <gleb@redhat.com>
   8  *
   9  * This file is free software; you can redistribute it and/or modify
  10  * it under the terms of version 2 of the GNU General Public License
  11  * as published by the Free Software Foundation.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software Foundation,
  20  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
  21  */
  22
  23 #ifndef __KVM_ASYNC_PF_H__
  24 #define __KVM_ASYNC_PF_H__
  25
  26 #ifdef CONFIG_KVM_ASYNC_PF
  27 int kvm_async_pf_init(void);
  28 void kvm_async_pf_deinit(void);
  29 void kvm_async_pf_vcpu_init(struct kvm_vcpu *vcpu);
  30 #else
  31 #define kvm_async_pf_init() (0)
  32 #define kvm_async_pf_deinit() do {} while (0)
  33 #define kvm_async_pf_vcpu_init(C) do {} while (0)
  34 #endif
  35
  36 #endif