virt/kvm/coalesced_mmio.h

   1 /*
   2  * KVM coalesced MMIO
   3  *
   4  * Copyright (c) 2008 Bull S.A.S.
   5  *
   6  *  Author: Laurent Vivier <Laurent.Vivier@bull.net>
   7  *
   8  */
   9
  10 #define KVM_COALESCED_MMIO_ZONE_MAX 100
  11
  12 struct kvm_coalesced_mmio_dev {
  13         struct kvm_io_device dev;
  14         struct kvm *kvm;
  15         spinlock_t lock;
  16         int nb_zones;
  17         struct kvm_coalesced_mmio_zone zone[KVM_COALESCED_MMIO_ZONE_MAX];
  18 };
  19
  20 int kvm_coalesced_mmio_init(struct kvm *kvm);
  21 int kvm_vm_ioctl_register_coalesced_mmio(struct kvm *kvm,
  22                                        struct kvm_coalesced_mmio_zone *zone);
  23 int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm,
  24                                          struct kvm_coalesced_mmio_zone *zone);