67  * Keep track of memory that is to be preserved across KHO.
106 	struct kho_mem_track track;  member
127 		.track = {
128 			.orders = XARRAY_INIT(kho_out.ser.track.orders, 0),
158 static void __kho_unpreserve(struct kho_mem_track *track, unsigned long pfn,  in __kho_unpreserve()  argument
169 		physxa = xa_load(&track->orders, order);  in __kho_unpreserve()
183 static int __kho_preserve_order(struct kho_mem_track *track, unsigned long pfn,  in __kho_preserve_order()  argument
195 	physxa = xa_load(&track->orders, order);  in __kho_preserve_order()
204 		physxa = xa_cmpxchg(&track->orders, order, NULL, new_physxa,  in __kho_preserve_order()
378 	xa_for_each(&ser->track.orders, order, physxa) {  in kho_mem_serialize()
753 	struct kho_mem_track *track = &kho_out.ser.track;  in kho_preserve_folio()  local
755 	return __kho_preserve_order(track, pfn, order);  in kho_preserve_folio()
771 	struct kho_mem_track *track = &kho_out.ser.track;  in kho_preserve_pages()  local
782 		err = __kho_preserve_order(track, pfn, order);  in kho_preserve_pages()
792 		__kho_unpreserve(track, start_pfn, failed_pfn);  in kho_preserve_pages()
867 	struct kho_mem_track *track = &kho_out.ser.track;  in kho_vmalloc_unpreserve_chunk()  local
870 	__kho_unpreserve(track, pfn, pfn + 1);  in kho_vmalloc_unpreserve_chunk()
874 		__kho_unpreserve(track, pfn, pfn + 1);  in kho_vmalloc_unpreserve_chunk()
1076 	xa_for_each(&kho_out.ser.track.orders, order, physxa) {  in kho_abort()
1086 	xa_destroy(&kho_out.ser.track.orders);  in kho_abort()