diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 641d5a9..134e255 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -244,8 +244,6 @@
 					PB_migrate, PB_migrate_end);
 }
 
-bool oom_killer_disabled __read_mostly;
-
 #ifdef CONFIG_DEBUG_VM
 static int page_outside_zone_boundaries(struct zone *zone, struct page *page)
 {
@@ -2317,9 +2315,6 @@
 
 	*did_some_progress = 0;
 
-	if (oom_killer_disabled)
-		return NULL;
-
 	/*
 	 * Acquire the per-zone oom lock for each zone.  If that
 	 * fails, somebody else is making progress for us.
@@ -2331,14 +2326,6 @@
 	}
 
 	/*
-	 * PM-freezer should be notified that there might be an OOM killer on
-	 * its way to kill and wake somebody up. This is too early and we might
-	 * end up not killing anything but false positives are acceptable.
-	 * See freeze_processes.
-	 */
-	note_oom_kill();
-
-	/*
 	 * Go through the zonelist yet one more time, keep very high watermark
 	 * here, this is only to catch a parallel oom killing, we must fail if
 	 * we're still under heavy pressure.
@@ -2372,8 +2359,8 @@
 			goto out;
 	}
 	/* Exhausted what can be done so it's blamo time */
-	out_of_memory(ac->zonelist, gfp_mask, order, ac->nodemask, false);
-	*did_some_progress = 1;
+	if (out_of_memory(ac->zonelist, gfp_mask, order, ac->nodemask, false))
+		*did_some_progress = 1;
 out:
 	oom_zonelist_unlock(ac->zonelist, gfp_mask);
 	return page;