Change printing info

Author: udesou

src/policy/immix/immixspace.rs

@@ -536,7 +536,7 @@ impl<VM: VMBinding> ImmixSpace<VM> {
             .duration_since(UNIX_EPOCH)
             .expect("Time went backwards");
 
-        println!("{:?} immixspace", since_the_epoch.as_millis());
+        println!("{:?} mmtk_immixspace", since_the_epoch.as_millis());
         println!("\tLive bytes = {}", self.get_live_bytes());
         println!("\tReserved pages = {}", self.reserved_pages());
         println!(

src/policy/largeobjectspace.rs

@@ -341,7 +341,7 @@ impl<VM: VMBinding> LargeObjectSpace<VM> {
             .duration_since(UNIX_EPOCH)
             .expect("Time went backwards");
 
-        println!("{} los", since_the_epoch.as_millis());
+        println!("{} mmtk_los", since_the_epoch.as_millis());
         println!("\tLive bytes = {}", self.get_live_bytes());
         println!("\tReserved pages = {}", self.reserved_pages());
         println!(