Symbol: ESC_ZFS_VDEV_ONLINE
usr/src/cmd/syseventd/modules/zfs_mod/zfs_mod.c
780
(strcmp(subclass, ESC_ZFS_VDEV_ONLINE) == 0) ||
usr/src/uts/common/fs/zfs/vdev.c
3429
spa_event_notify(spa, vd, NULL, ESC_ZFS_VDEV_ONLINE);