Lines Matching refs:isolated
481 * If no pages were isolated then mark this pageblock to be skipped in the
606 int isolated;
652 isolated = __isolate_free_page(page, order);
653 if (!isolated)
657 nr_scanned += isolated - 1;
658 total_isolated += isolated;
659 cc->nr_freepages += isolated;
663 blockpfn += isolated;
667 blockpfn += isolated - 1;
668 page += isolated - 1;
695 * pages requested were isolated. If there were any failures, 0 is
717 * Otherwise, function returns one-past-the-last PFN of isolated page
725 unsigned long isolated, pfn, block_start_pfn, block_end_pfn;
734 for (; pfn < end_pfn; pfn += isolated,
741 * pfn could pass the block_end_pfn if isolated freepage
756 isolated = isolate_freepages_block(cc, &isolate_start_pfn,
764 if (!isolated)
793 unsigned long active, inactive, isolated;
799 isolated = node_page_state(pgdat, NR_ISOLATED_FILE) +
805 * compactors have already isolated to the limit, but are
813 too_many = isolated > (inactive + active) / 2;
834 * The pages are isolated on cc->migratepages list (not required to be empty),
858 * Ensure that there are not too many pages isolated from the LRU
860 * delay for some time until fewer pages are isolated
889 * We have isolated all migration candidates in the
973 * Hugepage was successfully isolated and placed
984 * isolated. Fall-through as the check below handles
1165 /* Successfully isolated */
1205 * We have isolated some pages, but then failed. Release them
1254 * there were no pages isolated in the block or if the block is
1583 /* Skip fast search if enough freepages isolated */
1656 * successfully isolated from, zone-cached value, or the end of the
1675 * and free page scanners meet or enough free pages are isolated.
1719 /* Are enough freepages isolated? */
1724 * freepages can be isolated next time.
1761 * from the isolated freelists in the block we are migrating to.
1783 * This is a migrate-callback that "frees" freepages back to the isolated
1798 ISOLATE_NONE, /* No pages isolated, continue scanning */
1799 ISOLATE_SUCCESS, /* Pages isolated, migrate */
2058 * Either we isolated something and proceed with migration. Or
2478 * happen if a page cannot be isolated (dirty/writeback in
2504 * We haven't isolated and migrated anything, but