core87: fix update on xen.

diff --git a/config/rootfiles/core/87/update.sh b/config/rootfiles/core/87/update.sh
index 172d854ec7063d8c2e5182cf016902a4d147d422..4af0370041ee8ebc5e7c67c9f784b3647d05d290 100644 (file)
--- a/config/rootfiles/core/87/update.sh
+++ b/config/rootfiles/core/87/update.sh
@@ -198,8 +198,9 @@ case "$(uname -m)" in
        i?86)
        case "$(find_device "/")" in
                xvd* )
-                       echo Skip remove grub2 files, because pygrub fail.
-                       rm -f /boot/grub/*
+                       echo Remove grub2 files, because pygrub fail.
+                       rm -rvf /boot/grub/*
+                       touch /boot/grub/grub.conf
                        echo config will recreated by linux-pae install.
                        ;;
                * )