* grub-core/disk/raid.c (grub_raid_getname) [GRUB_UTIL]: New function.
(insert_array): New argument raid.
* include/grub/disk.h (grub_disk_dev) [GRUB_UTIL]: New member raidname.
* include/grub/raid.h (grub_raid_array) [GRUB_UTIL]: New member driver.
* util/grub-probe.c (probe): PRint raidname instead of plainly "mdraid".