21 void kvm_page_track_free_memslot(struct kvm_memory_slot *slot)  in kvm_page_track_free_memslot()  argument
26 		kvfree(slot->arch.gfn_track[i]);  in kvm_page_track_free_memslot()
27 		slot->arch.gfn_track[i] = NULL;  in kvm_page_track_free_memslot()
31 int kvm_page_track_create_memslot(struct kvm_memory_slot *slot,  in kvm_page_track_create_memslot()  argument
37 		slot->arch.gfn_track[i] =  in kvm_page_track_create_memslot()
38 			kvcalloc(npages, sizeof(*slot->arch.gfn_track[i]),  in kvm_page_track_create_memslot()
40 		if (!slot->arch.gfn_track[i])  in kvm_page_track_create_memslot()
47 	kvm_page_track_free_memslot(slot);  in kvm_page_track_create_memslot()
59 static void update_gfn_track(struct kvm_memory_slot *slot, gfn_t gfn,  in update_gfn_track()  argument
64 	index = gfn_to_index(gfn, slot->base_gfn, PG_LEVEL_4K);  in update_gfn_track()
66 	val = slot->arch.gfn_track[mode][index];  in update_gfn_track()
71 	slot->arch.gfn_track[mode][index] += count;  in update_gfn_track()
87 				  struct kvm_memory_slot *slot, gfn_t gfn,  in kvm_slot_page_track_add_page()  argument
94 	update_gfn_track(slot, gfn, mode, 1);  in kvm_slot_page_track_add_page()
100 	kvm_mmu_gfn_disallow_lpage(slot, gfn);  in kvm_slot_page_track_add_page()
103 		if (kvm_mmu_slot_gfn_write_protect(kvm, slot, gfn))  in kvm_slot_page_track_add_page()
122 				     struct kvm_memory_slot *slot, gfn_t gfn,  in kvm_slot_page_track_remove_page()  argument
128 	update_gfn_track(slot, gfn, mode, -1);  in kvm_slot_page_track_remove_page()
134 	kvm_mmu_gfn_allow_lpage(slot, gfn);  in kvm_slot_page_track_remove_page()
144 	struct kvm_memory_slot *slot;  in kvm_page_track_is_active()  local
150 	slot = kvm_vcpu_gfn_to_memslot(vcpu, gfn);  in kvm_page_track_is_active()
151 	if (!slot)  in kvm_page_track_is_active()
154 	index = gfn_to_index(gfn, slot->base_gfn, PG_LEVEL_4K);  in kvm_page_track_is_active()
155 	return !!READ_ONCE(slot->arch.gfn_track[mode][index]);  in kvm_page_track_is_active()
246 void kvm_page_track_flush_slot(struct kvm *kvm, struct kvm_memory_slot *slot)  in kvm_page_track_flush_slot()  argument
261 			n->track_flush_slot(kvm, slot, n);  in kvm_page_track_flush_slot()