low_pfn 302 arch/x86/mm/fault.c if (!low_pfn(pgd_val(*pgd) >> PAGE_SHIFT) || !pgd_present(*pgd)) low_pfn 320 arch/x86/mm/fault.c if (!low_pfn(pmd_pfn(*pmd)) || !pmd_present(*pmd) || pmd_large(*pmd)) low_pfn 782 mm/compaction.c isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, low_pfn 791 mm/compaction.c unsigned long start_pfn = low_pfn; low_pfn 816 mm/compaction.c next_skip_pfn = block_end_pfn(low_pfn, cc->order); low_pfn 820 mm/compaction.c for (; low_pfn < end_pfn; low_pfn++) { low_pfn 822 mm/compaction.c if (skip_on_failure && low_pfn >= next_skip_pfn) { low_pfn 841 mm/compaction.c next_skip_pfn = block_end_pfn(low_pfn, cc->order); low_pfn 849 mm/compaction.c if (!(low_pfn % SWAP_CLUSTER_MAX) low_pfn 852 mm/compaction.c low_pfn = 0; low_pfn 856 mm/compaction.c if (!pfn_valid_within(low_pfn)) low_pfn 860 mm/compaction.c page = pfn_to_page(low_pfn); low_pfn 868 mm/compaction.c if (!valid_page && IS_ALIGNED(low_pfn, pageblock_nr_pages)) { low_pfn 870 mm/compaction.c low_pfn = end_pfn; low_pfn 891 mm/compaction.c low_pfn += (1UL << freepage_order) - 1; low_pfn 906 mm/compaction.c low_pfn += (1UL << order) - 1; low_pfn 959 mm/compaction.c if (test_and_set_skip(cc, page, low_pfn)) low_pfn 973 mm/compaction.c low_pfn += compound_nr(page) - 1; low_pfn 1004 mm/compaction.c ++low_pfn; low_pfn 1028 mm/compaction.c if (low_pfn < next_skip_pfn) { low_pfn 1029 mm/compaction.c low_pfn = next_skip_pfn - 1; low_pfn 1042 mm/compaction.c if (unlikely(low_pfn > end_pfn)) low_pfn 1043 mm/compaction.c low_pfn = end_pfn; low_pfn 1057 mm/compaction.c if (low_pfn == end_pfn && (!nr_isolated || cc->rescan)) { low_pfn 1060 mm/compaction.c update_cached_migrate(cc, low_pfn); low_pfn 1063 mm/compaction.c trace_mm_compaction_isolate_migratepages(start_pfn, low_pfn, low_pfn 1071 mm/compaction.c return low_pfn; low_pfn 1279 mm/compaction.c unsigned long low_pfn, min_pfn, high_pfn = 0, highest = 0; low_pfn 1304 mm/compaction.c low_pfn = pageblock_start_pfn(cc->free_pfn - (distance >> 2)); low_pfn 1307 mm/compaction.c if (WARN_ON_ONCE(min_pfn > low_pfn)) low_pfn 1308 mm/compaction.c low_pfn = min_pfn; low_pfn 1340 mm/compaction.c if (pfn >= low_pfn) { low_pfn 1423 mm/compaction.c low_pfn = page_to_pfn(page); low_pfn 1424 mm/compaction.c fast_isolate_around(cc, low_pfn, nr_isolated); low_pfn 1425 mm/compaction.c return low_pfn; low_pfn 1439 mm/compaction.c unsigned long low_pfn; /* lowest pfn scanner is able to scan */ low_pfn 1463 mm/compaction.c low_pfn = pageblock_end_pfn(cc->migrate_pfn); low_pfn 1471 mm/compaction.c for (; block_start_pfn >= low_pfn; low_pfn 1745 mm/compaction.c unsigned long low_pfn; low_pfn 1757 mm/compaction.c low_pfn = fast_find_migrateblock(cc); low_pfn 1758 mm/compaction.c block_start_pfn = pageblock_start_pfn(low_pfn); low_pfn 1767 mm/compaction.c fast_find_block = low_pfn != cc->migrate_pfn && !cc->fast_search_fail; low_pfn 1770 mm/compaction.c block_end_pfn = pageblock_end_pfn(low_pfn); low_pfn 1778 mm/compaction.c low_pfn = block_end_pfn, low_pfn 1787 mm/compaction.c if (!(low_pfn % (SWAP_CLUSTER_MAX * pageblock_nr_pages))) low_pfn 1802 mm/compaction.c if (IS_ALIGNED(low_pfn, pageblock_nr_pages) && low_pfn 1820 mm/compaction.c low_pfn = isolate_migratepages_block(cc, low_pfn, low_pfn 1823 mm/compaction.c if (!low_pfn) low_pfn 1835 mm/compaction.c cc->migrate_pfn = low_pfn; low_pfn 222 mm/internal.h unsigned long low_pfn, unsigned long end_pfn);