1 // SPDX-License-Identifier: GPL-2.0 2 3 #ifndef __KVM_X86_MMU_TDP_MMU_H 4 #define __KVM_X86_MMU_TDP_MMU_H 5 6 #include <linux/kvm_host.h> 7 8 void kvm_mmu_init_tdp_mmu(struct kvm *kvm); 9 void kvm_mmu_uninit_tdp_mmu(struct kvm *kvm); 10 11 bool is_tdp_mmu_root(struct kvm *kvm, hpa_t root); 12 hpa_t kvm_tdp_mmu_get_vcpu_root_hpa(struct kvm_vcpu *vcpu); 13 void kvm_tdp_mmu_free_root(struct kvm *kvm, struct kvm_mmu_page *root); 14 15 bool kvm_tdp_mmu_zap_gfn_range(struct kvm *kvm, gfn_t start, gfn_t end); 16 void kvm_tdp_mmu_zap_all(struct kvm *kvm); 17 18 int kvm_tdp_mmu_map(struct kvm_vcpu *vcpu, gpa_t gpa, u32 error_code, 19 int map_writable, int max_level, kvm_pfn_t pfn, 20 bool prefault); 21 22 int kvm_tdp_mmu_zap_hva_range(struct kvm *kvm, unsigned long start, 23 unsigned long end); 24 25 int kvm_tdp_mmu_age_hva_range(struct kvm *kvm, unsigned long start, 26 unsigned long end); 27 int kvm_tdp_mmu_test_age_hva(struct kvm *kvm, unsigned long hva); 28 29 int kvm_tdp_mmu_set_spte_hva(struct kvm *kvm, unsigned long address, 30 pte_t *host_ptep); 31 32 bool kvm_tdp_mmu_wrprot_slot(struct kvm *kvm, struct kvm_memory_slot *slot, 33 int min_level); 34 bool kvm_tdp_mmu_clear_dirty_slot(struct kvm *kvm, 35 struct kvm_memory_slot *slot); 36 void kvm_tdp_mmu_clear_dirty_pt_masked(struct kvm *kvm, 37 struct kvm_memory_slot *slot, 38 gfn_t gfn, unsigned long mask, 39 bool wrprot); 40 bool kvm_tdp_mmu_slot_set_dirty(struct kvm *kvm, struct kvm_memory_slot *slot); 41 void kvm_tdp_mmu_zap_collapsible_sptes(struct kvm *kvm, 42 const struct kvm_memory_slot *slot); 43 44 bool kvm_tdp_mmu_write_protect_gfn(struct kvm *kvm, 45 struct kvm_memory_slot *slot, gfn_t gfn); 46 47 int kvm_tdp_mmu_get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes); 48 #endif /* __KVM_X86_MMU_TDP_MMU_H */ 49