Revert "lowmemorykiller: avoid false adaptive LMK triggers"

This reverts commit deafbd6437.

drivers/staging/android/lowmemorykiller.c

@@ -165,15 +165,6 @@ static int lmk_vmpressure_notifier(struct notifier_block *nb,
 				trace_almk_vmpressure(pressure, other_free,
 					other_file);
 		}
-	} else if (atomic_read(&shift_adj)) {
-		/*
-		 * shift_adj would have been set by a previous invocation
-		 * of notifier, which is not followed by a lowmem_shrink yet.
-		 * Since vmpressure has improved, reset shift_adj to avoid
-		 * false adaptive LMK trigger.
-		 */
-		trace_almk_vmpressure(pressure, other_free, other_file);
-		atomic_set(&shift_adj, 0);
 	}
 
 	return 0;