diff options
Diffstat (limited to 'mm/memory_hotplug.c')
| -rw-r--r-- | mm/memory_hotplug.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index d5094929766d..c8b3ca79de2d 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -219,6 +219,25 @@ static void grow_pgdat_span(struct pglist_data *pgdat, pgdat->node_start_pfn; } +void online_page(struct page *page) +{ + totalram_pages++; + num_physpages++; + +#ifdef CONFIG_HIGHMEM + if (PageHighMem(page)) + totalhigh_pages++; +#endif + +#ifdef CONFIG_FLATMEM + max_mapnr = max(page_to_pfn(page), max_mapnr); +#endif + + ClearPageReserved(page); + init_page_count(page); + __free_page(page); +} + static int online_pages_range(unsigned long start_pfn, unsigned long nr_pages, void *arg) { |