Fix module loading in the 20_linux_xen script

Resolves: rhbz#1858364

Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>

0092-20_linux_xen-load-xen-or-multiboot-2-modules-as-need.patch

@@ -5,27 +5,43 @@ Subject: [PATCH] 20_linux_xen: load xen or multiboot{,2} modules as needed.
 
 Signed-off-by: Peter Jones <pjones@redhat.com>
 ---
- util/grub.d/20_linux_xen.in | 3 +++
+ util/grub.d/20_linux_xen.in | 5 +++++
- 1 file changed, 3 insertions(+)
+ 1 file changed, 5 insertions(+)
 
 diff --git a/util/grub.d/20_linux_xen.in b/util/grub.d/20_linux_xen.in
-index 1519ec692fe..9aa23bc7d51 100644
+index 1519ec692fe..b6e4608db6e 100644
 --- a/util/grub.d/20_linux_xen.in
 +++ b/util/grub.d/20_linux_xen.in
-@@ -136,6 +136,8 @@ linux_entry ()
+@@ -136,6 +136,7 @@ linux_entry ()
          else
              xen_rm_opts="no-real-mode edd=off"
          fi
-+	insmod ${module_loader}
++	insmod ${xen_module}
-+	insmod ${xen_loader}
  	${xen_loader}	${rel_xen_dirname}/${xen_basename} placeholder ${xen_args} \${xen_rm_opts}
  	echo	'$(echo "$lmessage" | grub_quote)'
  	${module_loader}	${rel_dirname}/${basename} placeholder root=${linux_root_device_thisversion} ro ${args}
-@@ -149,6 +151,7 @@ EOF
+@@ -149,6 +150,7 @@ EOF
      done
      sed "s/^/$submenu_indentation/" << EOF
  	echo	'$(echo "$message" | grub_quote)'
-+	insmod ${module_loader}
++	insmod ${xen_module}
  	${module_loader}	--nounzip   $(echo $initrd_path)
  EOF
    fi
+@@ -225,13 +227,16 @@ while [ "x${xen_list}" != "x" ] ; do
+ 	echo "	submenu '$(gettext_printf "Xen hypervisor, version %s" "${xen_version}" | grub_quote)' \$menuentry_id_option 'xen-hypervisor-$xen_version-$boot_device_id' {"
+     fi
+     if ($grub_file --is-arm64-efi $current_xen); then
++	xen_module="xen_boot"
+ 	xen_loader="xen_hypervisor"
+ 	module_loader="xen_module"
+     else
+ 	if ($grub_file --is-x86-multiboot2 $current_xen); then
++	    xen_module="multiboot2"
+ 	    xen_loader="multiboot2"
+ 	    module_loader="module2"
+ 	else
++	    xen_module="multiboot"
+ 	    xen_loader="multiboot"
+ 	    module_loader="module"
+         fi

grub2.spec

@@ -14,7 +14,7 @@
 Name:		grub2
 Epoch:		1
 Version:	2.04
-Release:	31%{?dist}
+Release:	32%{?dist}
 Summary:	Bootloader with support for Linux, Multiboot and more
 License:	GPLv3+
 URL:		http://www.gnu.org/software/grub/
@@ -516,6 +516,10 @@ rm -r /boot/grub2.tmp/ || :
 %endif
 
 %changelog
+* Tue Feb 09 2021 Javier Martinez Canillas <javierm@redhat.com> - 2.04-32
+- Fix module loading in the 20_linux_xen script
+  Resolves: rhbz#1858364
+
 * Mon Aug 31 2020 Javier Martinez Canillas <javierm@redhat.com> - 2.04-31
 - Roll over TFTP block counter to prevent timeouts with data packets
   Resolves: rhbz#1869335