hyperv_die_block 100 drivers/hv/vmbus_drv.c static struct notifier_block hyperv_die_block = { hyperv_die_block 1430 drivers/hv/vmbus_drv.c register_die_notifier(&hyperv_die_block); hyperv_die_block 2469 drivers/hv/vmbus_drv.c unregister_die_notifier(&hyperv_die_block);