xref: /kernel/linux/linux-6.6/arch/x86/kvm/kvm_onhyperv.h
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162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */
262306a36Sopenharmony_ci/*
362306a36Sopenharmony_ci * KVM L1 hypervisor optimizations on Hyper-V.
462306a36Sopenharmony_ci */
562306a36Sopenharmony_ci
662306a36Sopenharmony_ci#ifndef __ARCH_X86_KVM_KVM_ONHYPERV_H__
762306a36Sopenharmony_ci#define __ARCH_X86_KVM_KVM_ONHYPERV_H__
862306a36Sopenharmony_ci
962306a36Sopenharmony_ci#if IS_ENABLED(CONFIG_HYPERV)
1062306a36Sopenharmony_ciint hv_flush_remote_tlbs_range(struct kvm *kvm, gfn_t gfn, gfn_t nr_pages);
1162306a36Sopenharmony_ciint hv_flush_remote_tlbs(struct kvm *kvm);
1262306a36Sopenharmony_civoid hv_track_root_tdp(struct kvm_vcpu *vcpu, hpa_t root_tdp);
1362306a36Sopenharmony_ci#else /* !CONFIG_HYPERV */
1462306a36Sopenharmony_cistatic inline int hv_flush_remote_tlbs(struct kvm *kvm)
1562306a36Sopenharmony_ci{
1662306a36Sopenharmony_ci	return -EOPNOTSUPP;
1762306a36Sopenharmony_ci}
1862306a36Sopenharmony_ci
1962306a36Sopenharmony_cistatic inline void hv_track_root_tdp(struct kvm_vcpu *vcpu, hpa_t root_tdp)
2062306a36Sopenharmony_ci{
2162306a36Sopenharmony_ci}
2262306a36Sopenharmony_ci#endif /* !CONFIG_HYPERV */
2362306a36Sopenharmony_ci
2462306a36Sopenharmony_ci#endif
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Indexes created Thu Nov 07 10:32:03 CST 2024