func: static void kvm_hwpoison_page_add(ram_addr_t ram_addr)
  
  {
  
      HWPoisonPage *page;
  
  
  
      QLIST_FOREACH(page, &hwpoison_page_list, list) {
  
          if (page->ram_addr == ram_addr) {
  
              return;
  
          }
  
      }
  
      page = g_malloc(sizeof(HWPoisonPage));
  
      page->ram_addr = ram_addr;
  
      QLIST_INSERT_HEAD(&hwpoison_page_list, page, list);
  
  }
  