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-rw-r--r--mm/memory_hotplug.c18
1 files changed, 0 insertions, 18 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 5248323fc0f7..35db4108bb15 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1156,16 +1156,6 @@ failed_addition:
return ret;
}
-static void reset_node_present_pages(pg_data_t *pgdat)
-{
- struct zone *z;
-
- for (z = pgdat->node_zones; z < pgdat->node_zones + MAX_NR_ZONES; z++)
- z->present_pages = 0;
-
- pgdat->node_present_pages = 0;
-}
-
/* we are OK calling __meminit stuff here - we have CONFIG_MEMORY_HOTPLUG */
static pg_data_t __ref *hotadd_init_pgdat(int nid)
{
@@ -1188,14 +1178,6 @@ static pg_data_t __ref *hotadd_init_pgdat(int nid)
*/
build_all_zonelists(pgdat);
- /*
- * When memory is hot-added, all the memory is in offline state. So
- * clear all zones' present_pages because they will be updated in
- * online_pages() and offline_pages().
- * TODO: should be in free_area_init_core_hotplug?
- */
- reset_node_present_pages(pgdat);
-
return pgdat;
}