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-rw-r--r--mm/page_alloc.c34
1 files changed, 0 insertions, 34 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index c91598b1b4c0..7bb35ac0964a 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -6098,37 +6098,3 @@ void dump_page(struct page *page)
dump_page_flags(page->flags);
mem_cgroup_print_bad_page(page);
}
-
-/* reset zone->present_pages */
-void reset_zone_present_pages(void)
-{
- struct zone *z;
- int i, nid;
-
- for_each_node_state(nid, N_HIGH_MEMORY) {
- for (i = 0; i < MAX_NR_ZONES; i++) {
- z = NODE_DATA(nid)->node_zones + i;
- z->present_pages = 0;
- }
- }
-}
-
-/* calculate zone's present pages in buddy system */
-void fixup_zone_present_pages(int nid, unsigned long start_pfn,
- unsigned long end_pfn)
-{
- struct zone *z;
- unsigned long zone_start_pfn, zone_end_pfn;
- int i;
-
- for (i = 0; i < MAX_NR_ZONES; i++) {
- z = NODE_DATA(nid)->node_zones + i;
- zone_start_pfn = z->zone_start_pfn;
- zone_end_pfn = zone_start_pfn + z->spanned_pages;
-
- /* if the two regions intersect */
- if (!(zone_start_pfn >= end_pfn || zone_end_pfn <= start_pfn))
- z->present_pages += min(end_pfn, zone_end_pfn) -
- max(start_pfn, zone_start_pfn);
- }
-}