Comment # 30 on bug 902982 from Andrei Borzenkov

(In reply to Stefan Quandt from comment #29)

> As said it fails to boot without adjusting the '/' in the prefix path. And
> after applying the patch attachment 637068 [details] to /EFI/BOOT/grub.efi
> (see instructions in comment 20) it boots into KDE without intervention.

OK, SR#311701. Thank you for testing!