+
+err:
+ while (--i >= page_start)
+ __free_page(pages[pcpu_page_idx(cpu, i)]);
+
+ for_each_possible_cpu(tcpu) {
+ if (tcpu == cpu)
+ break;
+ for (i = page_start; i < page_end; i++)
+ __free_page(pages[pcpu_page_idx(tcpu, i)]);
+ }
+ return -ENOMEM;