20 struct page_pinner {  struct
97 	.size = sizeof(struct page_pinner),
102 static inline struct page_pinner *get_page_pinner(struct page_ext *page_ext)  in get_page_pinner()
131 static void check_longterm_pin(struct page_pinner *page_pinner,  in check_longterm_pin()  argument
142 	if (page_pinner->ts_usec < now)  in check_longterm_pin()
143 		delta = now - page_pinner->ts_usec;  in check_longterm_pin()
148 	record.handle = page_pinner->handle;  in check_longterm_pin()
161 	struct page_pinner *page_pinner;  in __reset_page_pinner()  local
175 		page_pinner = get_page_pinner(page_ext);  in __reset_page_pinner()
179 			atomic_set(&page_pinner->count, 0);  in __reset_page_pinner()
182 			check_longterm_pin(page_pinner, page);  in __reset_page_pinner()
194 	struct page_pinner *page_pinner;  in __set_page_pinner_handle()  local
199 		page_pinner = get_page_pinner(page_ext);  in __set_page_pinner_handle()
200 		page_pinner->handle = handle;  in __set_page_pinner_handle()
201 		page_pinner->ts_usec = usec;  in __set_page_pinner_handle()
203 		atomic_inc(&page_pinner->count);  in __set_page_pinner_handle()
286 	struct page_pinner *page_pinner;  in __dump_page_pinner()  local
301 	page_pinner = get_page_pinner(page_ext);  in __dump_page_pinner()
303 	count = atomic_read(&page_pinner->count);  in __dump_page_pinner()
311 	ts_usec = page_pinner->ts_usec;  in __dump_page_pinner()
323 	handle = READ_ONCE(page_pinner->handle);  in __dump_page_pinner()