blob: 60eccd4bd1d365f45a700a08f84e7935b8461634 [file] [log] [blame]
* KVM Microsoft Hyper-V emulation
* derived from arch/x86/kvm/x86.c
* Copyright (C) 2006 Qumranet, Inc.
* Copyright (C) 2008 Qumranet, Inc.
* Copyright IBM Corporation, 2008
* Copyright 2010 Red Hat, Inc. and/or its affiliates.
* Copyright (C) 2015 Andrey Smetanin <>
* Authors:
* Avi Kivity <>
* Yaniv Kamay <>
* Amit Shah <>
* Ben-Ami Yassour <>
* Andrey Smetanin <>
* This work is licensed under the terms of the GNU GPL, version 2. See
* the COPYING file in the top-level directory.
#ifndef __ARCH_X86_KVM_HYPERV_H__
#define __ARCH_X86_KVM_HYPERV_H__
static inline struct kvm_vcpu_hv *vcpu_to_hv_vcpu(struct kvm_vcpu *vcpu)
return &vcpu->arch.hyperv;
static inline struct kvm_vcpu *hv_vcpu_to_vcpu(struct kvm_vcpu_hv *hv_vcpu)
struct kvm_vcpu_arch *arch;
arch = container_of(hv_vcpu, struct kvm_vcpu_arch, hyperv);
return container_of(arch, struct kvm_vcpu, arch);
static inline struct kvm_vcpu_hv_synic *vcpu_to_synic(struct kvm_vcpu *vcpu)
return &vcpu->arch.hyperv.synic;
static inline struct kvm_vcpu *synic_to_vcpu(struct kvm_vcpu_hv_synic *synic)
return hv_vcpu_to_vcpu(container_of(synic, struct kvm_vcpu_hv, synic));
int kvm_hv_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 data, bool host);
int kvm_hv_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata);
bool kvm_hv_hypercall_enabled(struct kvm *kvm);
int kvm_hv_hypercall(struct kvm_vcpu *vcpu);
void kvm_hv_irq_routing_update(struct kvm *kvm);
int kvm_hv_synic_set_irq(struct kvm *kvm, u32 vcpu_id, u32 sint);
void kvm_hv_synic_send_eoi(struct kvm_vcpu *vcpu, int vector);
int kvm_hv_activate_synic(struct kvm_vcpu *vcpu);
void kvm_hv_vcpu_init(struct kvm_vcpu *vcpu);
void kvm_hv_vcpu_uninit(struct kvm_vcpu *vcpu);
static inline struct kvm_vcpu_hv_stimer *vcpu_to_stimer(struct kvm_vcpu *vcpu,
int timer_index)
return &vcpu_to_hv_vcpu(vcpu)->stimer[timer_index];
static inline struct kvm_vcpu *stimer_to_vcpu(struct kvm_vcpu_hv_stimer *stimer)
struct kvm_vcpu_hv *hv_vcpu;
hv_vcpu = container_of(stimer - stimer->index, struct kvm_vcpu_hv,
return hv_vcpu_to_vcpu(hv_vcpu);
static inline bool kvm_hv_has_stimer_pending(struct kvm_vcpu *vcpu)
return !bitmap_empty(vcpu->arch.hyperv.stimer_pending_bitmap,
void kvm_hv_process_stimers(struct kvm_vcpu *vcpu);