Symbol: vdev_disk_preroot_init
usr/src/uts/common/fs/zfs/sys/vdev_impl.h
591
extern void vdev_disk_preroot_init(const char *);
usr/src/uts/common/fs/zfs/zfs_vfsops.c
1857
vdev_disk_preroot_init(zfs_rootdisk_path);