message: print also the start address of the heap
diff: @@ -167,7 +167,7 @@ pub fn init() {
  arch::mm::virtualmem::allocate_aligned(virt_size, LargePageSize::SIZE).unwrap()
  };
  - info!("Heap size: {} MB", virt_size >> 20);
  + info!("Heap: size {} MB, start address 0x{:x}", virt_size >> 20, virt_addr);
  // try to map a huge page
  let mut counter = if has_1gib_pages && virt_size > HugePageSize::SIZE {
  