Lines Matching refs:start_pfn
435 unsigned long start_pfn, in find_smallest_section_pfn() argument
438 for (; start_pfn < end_pfn; start_pfn += PAGES_PER_SUBSECTION) { in find_smallest_section_pfn()
439 if (unlikely(!pfn_to_online_page(start_pfn))) in find_smallest_section_pfn()
442 if (unlikely(pfn_to_nid(start_pfn) != nid)) in find_smallest_section_pfn()
445 if (zone != page_zone(pfn_to_page(start_pfn))) in find_smallest_section_pfn()
448 return start_pfn; in find_smallest_section_pfn()
456 unsigned long start_pfn, in find_biggest_section_pfn() argument
463 for (; pfn >= start_pfn; pfn -= PAGES_PER_SUBSECTION) { in find_biggest_section_pfn()
479 static void shrink_zone_span(struct zone *zone, unsigned long start_pfn, in shrink_zone_span() argument
485 if (zone->zone_start_pfn == start_pfn) { in shrink_zone_span()
509 start_pfn); in shrink_zone_span()
548 unsigned long start_pfn, in remove_pfn_range_from_zone() argument
551 const unsigned long end_pfn = start_pfn + nr_pages; in remove_pfn_range_from_zone()
556 for (pfn = start_pfn; pfn < end_pfn; pfn += cur_nr_pages) { in remove_pfn_range_from_zone()
576 shrink_zone_span(zone, start_pfn, start_pfn + nr_pages); in remove_pfn_range_from_zone()
658 static void online_pages_range(unsigned long start_pfn, unsigned long nr_pages) in online_pages_range() argument
660 const unsigned long end_pfn = start_pfn + nr_pages; in online_pages_range()
672 for (pfn = start_pfn; pfn < end_pfn;) { in online_pages_range()
700 online_mem_sections(start_pfn, end_pfn); in online_pages_range()
703 static void __meminit resize_zone_range(struct zone *zone, unsigned long start_pfn, in resize_zone_range() argument
708 if (zone_is_empty(zone) || start_pfn < zone->zone_start_pfn) in resize_zone_range()
709 zone->zone_start_pfn = start_pfn; in resize_zone_range()
711 zone->spanned_pages = max(start_pfn + nr_pages, old_end_pfn) - zone->zone_start_pfn; in resize_zone_range()
714 static void __meminit resize_pgdat_range(struct pglist_data *pgdat, unsigned long start_pfn, in resize_pgdat_range() argument
719 if (!pgdat->node_spanned_pages || start_pfn < pgdat->node_start_pfn) in resize_pgdat_range()
720 pgdat->node_start_pfn = start_pfn; in resize_pgdat_range()
722 pgdat->node_spanned_pages = max(start_pfn + nr_pages, old_end_pfn) - pgdat->node_start_pfn; in resize_pgdat_range()
748 void move_pfn_range_to_zone(struct zone *zone, unsigned long start_pfn, in move_pfn_range_to_zone() argument
759 init_currently_empty_zone(zone, start_pfn, nr_pages); in move_pfn_range_to_zone()
760 resize_zone_range(zone, start_pfn, nr_pages); in move_pfn_range_to_zone()
761 resize_pgdat_range(pgdat, start_pfn, nr_pages); in move_pfn_range_to_zone()
770 if (!IS_ALIGNED(start_pfn, PAGES_PER_SECTION)) in move_pfn_range_to_zone()
771 section_taint_zone_device(start_pfn); in move_pfn_range_to_zone()
772 if (!IS_ALIGNED(start_pfn + nr_pages, PAGES_PER_SECTION)) in move_pfn_range_to_zone()
773 section_taint_zone_device(start_pfn + nr_pages); in move_pfn_range_to_zone()
782 memmap_init_range(nr_pages, nid, zone_idx(zone), start_pfn, 0, in move_pfn_range_to_zone()
898 static struct zone *default_kernel_zone_for_pfn(int nid, unsigned long start_pfn, in default_kernel_zone_for_pfn() argument
907 if (zone_intersects(zone, start_pfn, nr_pages)) in default_kernel_zone_for_pfn()
1025 static inline struct zone *default_zone_for_pfn(int nid, unsigned long start_pfn, in default_zone_for_pfn() argument
1028 struct zone *kernel_zone = default_kernel_zone_for_pfn(nid, start_pfn, in default_zone_for_pfn()
1031 bool in_kernel = zone_intersects(kernel_zone, start_pfn, nr_pages); in default_zone_for_pfn()
1032 bool in_movable = zone_intersects(movable_zone, start_pfn, nr_pages); in default_zone_for_pfn()
1050 struct memory_group *group, unsigned long start_pfn, in zone_for_pfn_range() argument
1054 return default_kernel_zone_for_pfn(nid, start_pfn, nr_pages); in zone_for_pfn_range()
1060 return auto_movable_zone_for_pfn(nid, group, start_pfn, nr_pages); in zone_for_pfn_range()
1062 return default_zone_for_pfn(nid, start_pfn, nr_pages); in zone_for_pfn_range()
1157 .start_pfn = pfn, in online_pages()
1794 static void do_migrate_range(unsigned long start_pfn, unsigned long end_pfn) in do_migrate_range() argument
1802 for_each_valid_pfn(pfn, start_pfn, end_pfn) { in do_migrate_range()
1885 static int count_system_ram_pages_cb(unsigned long start_pfn, in count_system_ram_pages_cb() argument
1897 int offline_pages(unsigned long start_pfn, unsigned long nr_pages, in offline_pages() argument
1901 const unsigned long end_pfn = start_pfn + nr_pages; in offline_pages()
1905 .start_pfn = start_pfn, in offline_pages()
1922 if (WARN_ON_ONCE(!nr_pages || !pageblock_aligned(start_pfn) || in offline_pages()
1923 !IS_ALIGNED(start_pfn + nr_pages, PAGES_PER_SECTION))) in offline_pages()
1934 walk_system_ram_range(start_pfn, nr_pages, &system_ram_pages, in offline_pages()
1947 if (WARN_ON_ONCE(page_zone(pfn_to_page(start_pfn)) != zone || in offline_pages()
1962 ret = start_isolate_page_range(start_pfn, end_pfn, in offline_pages()
1992 pfn = start_pfn; in offline_pages()
2027 ret = dissolve_free_hugetlb_folios(start_pfn, end_pfn); in offline_pages()
2033 ret = test_pages_isolated(start_pfn, end_pfn, in offline_pages()
2039 managed_pages = __offline_isolated_pages(start_pfn, end_pfn); in offline_pages()
2055 adjust_managed_page_count(pfn_to_page(start_pfn), -managed_pages); in offline_pages()
2056 adjust_present_page_count(pfn_to_page(start_pfn), group, -nr_pages); in offline_pages()
2082 remove_pfn_range_from_zone(zone, start_pfn, nr_pages); in offline_pages()
2087 undo_isolate_page_range(start_pfn, end_pfn); in offline_pages()
2096 (unsigned long long) start_pfn << PAGE_SHIFT, in offline_pages()