linux/linux-5.4.31/virt/kvm/coalesced_mmio.h

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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_COALESCED_MMIO_H__
#define __KVM_COALESCED_MMIO_H__
/*
* KVM coalesced MMIO
*
* Copyright (c) 2008 Bull S.A.S.
*
* Author: Laurent Vivier <Laurent.Vivier@bull.net>
*
*/
#ifdef CONFIG_KVM_MMIO
#include <linux/list.h>
struct kvm_coalesced_mmio_dev {
struct list_head list;
struct kvm_io_device dev;
struct kvm *kvm;
struct kvm_coalesced_mmio_zone zone;
};
int kvm_coalesced_mmio_init(struct kvm *kvm);
void kvm_coalesced_mmio_free(struct kvm *kvm);
int kvm_vm_ioctl_register_coalesced_mmio(struct kvm *kvm,
struct kvm_coalesced_mmio_zone *zone);
int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm,
struct kvm_coalesced_mmio_zone *zone);
#else
static inline int kvm_coalesced_mmio_init(struct kvm *kvm) { return 0; }
static inline void kvm_coalesced_mmio_free(struct kvm *kvm) { }
#endif
#endif