262 			  pfn_t pfn, unsigned access)  in set_mmio_spte()  argument
264 	if (unlikely(is_noslot_pfn(pfn))) {  in set_mmio_spte()
590 	pfn_t pfn;  in mmu_spte_clear_track_bits()  local
601 	pfn = spte_to_pfn(old_spte);  in mmu_spte_clear_track_bits()
608 	WARN_ON(!kvm_is_reserved_pfn(pfn) && !page_count(pfn_to_page(pfn)));  in mmu_spte_clear_track_bits()
611 		kvm_set_pfn_accessed(pfn);  in mmu_spte_clear_track_bits()
613 		kvm_set_pfn_dirty(pfn);  in mmu_spte_clear_track_bits()
2479 static bool kvm_is_mmio_pfn(pfn_t pfn)  in kvm_is_mmio_pfn()  argument
2481 	if (pfn_valid(pfn))  in kvm_is_mmio_pfn()
2482 		return !is_zero_pfn(pfn) && PageReserved(pfn_to_page(pfn));  in kvm_is_mmio_pfn()
2489 		    gfn_t gfn, pfn_t pfn, bool speculative,  in set_spte()  argument
2495 	if (set_mmio_spte(vcpu, sptep, gfn, pfn, pte_access))  in set_spte()
2514 			kvm_is_mmio_pfn(pfn));  in set_spte()
2521 	spte |= (u64)pfn << PAGE_SHIFT;  in set_spte()
2569 			 int level, gfn_t gfn, pfn_t pfn, bool speculative,  in mmu_set_spte()  argument
2591 		} else if (pfn != spte_to_pfn(*sptep)) {  in mmu_set_spte()
2593 				 spte_to_pfn(*sptep), pfn);  in mmu_set_spte()
2600 	if (set_spte(vcpu, sptep, pte_access, level, gfn, pfn, speculative,  in mmu_set_spte()
2626 	kvm_release_pfn_clean(pfn);  in mmu_set_spte()
2712 			int map_writable, int level, gfn_t gfn, pfn_t pfn,  in __direct_map()  argument
2726 				     write, &emulate, level, gfn, pfn,  in __direct_map()
2762 static int kvm_handle_bad_page(struct kvm_vcpu *vcpu, gfn_t gfn, pfn_t pfn)  in kvm_handle_bad_page()  argument
2770 	if (pfn == KVM_PFN_ERR_RO_FAULT)  in kvm_handle_bad_page()
2773 	if (pfn == KVM_PFN_ERR_HWPOISON) {  in kvm_handle_bad_page()
2784 	pfn_t pfn = *pfnp;  in transparent_hugepage_adjust()  local
2794 	if (!is_error_noslot_pfn(pfn) && !kvm_is_reserved_pfn(pfn) &&  in transparent_hugepage_adjust()
2796 	    PageTransCompound(pfn_to_page(pfn)) &&  in transparent_hugepage_adjust()
2810 		VM_BUG_ON((gfn & mask) != (pfn & mask));  in transparent_hugepage_adjust()
2811 		if (pfn & mask) {  in transparent_hugepage_adjust()
2814 			kvm_release_pfn_clean(pfn);  in transparent_hugepage_adjust()
2815 			pfn &= ~mask;  in transparent_hugepage_adjust()
2816 			kvm_get_pfn(pfn);  in transparent_hugepage_adjust()
2817 			*pfnp = pfn;  in transparent_hugepage_adjust()
2823 				pfn_t pfn, unsigned access, int *ret_val)  in handle_abnormal_pfn()  argument
2828 	if (unlikely(is_error_pfn(pfn))) {  in handle_abnormal_pfn()
2829 		*ret_val = kvm_handle_bad_page(vcpu, gfn, pfn);  in handle_abnormal_pfn()
2833 	if (unlikely(is_noslot_pfn(pfn)))  in handle_abnormal_pfn()
2977 			 gva_t gva, pfn_t *pfn, bool write, bool *writable);
2986 	pfn_t pfn;  in nonpaging_map()  local
3009 	if (try_async_pf(vcpu, prefault, gfn, v, &pfn, write, &map_writable))  in nonpaging_map()
3012 	if (handle_abnormal_pfn(vcpu, v, gfn, pfn, ACC_ALL, &r))  in nonpaging_map()
3020 		transparent_hugepage_adjust(vcpu, &gfn, &pfn, &level);  in nonpaging_map()
3021 	r = __direct_map(vcpu, v, write, map_writable, level, gfn, pfn,  in nonpaging_map()
3030 	kvm_release_pfn_clean(pfn);  in nonpaging_map()
3446 			 gva_t gva, pfn_t *pfn, bool write, bool *writable)  in try_async_pf()  argument
3453 	*pfn = __gfn_to_pfn_memslot(slot, gfn, false, &async, write, writable);  in try_async_pf()
3467 	*pfn = __gfn_to_pfn_memslot(slot, gfn, false, NULL, write, writable);  in try_async_pf()
3484 	pfn_t pfn;  in tdp_page_fault()  local
3522 	if (try_async_pf(vcpu, prefault, gfn, gpa, &pfn, write, &map_writable))  in tdp_page_fault()
3525 	if (handle_abnormal_pfn(vcpu, 0, gfn, pfn, ACC_ALL, &r))  in tdp_page_fault()
3533 		transparent_hugepage_adjust(vcpu, &gfn, &pfn, &level);  in tdp_page_fault()
3535 			 level, gfn, pfn, prefault);  in tdp_page_fault()
3542 	kvm_release_pfn_clean(pfn);  in tdp_page_fault()
4637 	pfn_t pfn;  in kvm_mmu_zap_collapsible_spte()  local
4643 		pfn = spte_to_pfn(*sptep);  in kvm_mmu_zap_collapsible_spte()
4653 			!kvm_is_reserved_pfn(pfn) &&  in kvm_mmu_zap_collapsible_spte()
4654 			PageTransCompound(pfn_to_page(pfn))) {  in kvm_mmu_zap_collapsible_spte()