grub2/0058-grub2-btrfs-05-grub2-mkconfig.patch
Javier Martinez Canillas 1d49572ef1
Update to latest content from upstream sources
The content of this branch was not automatically imported from upstream
sources. Pull the latest from upstream to have the missing changes here.

Source: https://src.fedoraproject.org/rpms/grub2.git#f2763e56df79eccae17d2e8fa13d2f51a0fe7073

Resolves: rhbz#1947696

Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
2021-04-12 01:36:21 +02:00

130 lines
4.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Michael Chang <mchang@suse.com>
Date: Thu, 21 Aug 2014 03:39:11 +0000
Subject: [PATCH] grub2-btrfs-05-grub2-mkconfig
Signed-off-by: Michael Chang <mchang@suse.com>
---
util/grub-mkconfig.in | 3 ++-
util/grub-mkconfig_lib.in | 4 ++++
util/grub.d/00_header.in | 25 ++++++++++++++++++++++++-
util/grub.d/10_linux.in | 4 ++++
util/grub.d/20_linux_xen.in | 4 ++++
5 files changed, 38 insertions(+), 2 deletions(-)
diff --git a/util/grub-mkconfig.in b/util/grub-mkconfig.in
index 60beaaa6962..e671ce68aec 100644
--- a/util/grub-mkconfig.in
+++ b/util/grub-mkconfig.in
@@ -255,7 +255,8 @@ export GRUB_DEFAULT \
GRUB_BADRAM \
GRUB_OS_PROBER_SKIP_LIST \
GRUB_DISABLE_SUBMENU \
- GRUB_DEFAULT_DTB
+ GRUB_DEFAULT_DTB \
+ SUSE_BTRFS_SNAPSHOT_BOOTING
if test "x${grub_cfg}" != "x"; then
rm -f "${grub_cfg}.new"
diff --git a/util/grub-mkconfig_lib.in b/util/grub-mkconfig_lib.in
index 42c2ea9ba50..fafeac95061 100644
--- a/util/grub-mkconfig_lib.in
+++ b/util/grub-mkconfig_lib.in
@@ -52,7 +52,11 @@ grub_warn ()
make_system_path_relative_to_its_root ()
{
+ if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ] ; then
+ "${grub_mkrelpath}" -r "$1"
+ else
"${grub_mkrelpath}" "$1"
+ fi
}
is_path_readable_by_grub ()
diff --git a/util/grub.d/00_header.in b/util/grub.d/00_header.in
index 858b526c925..de727e6ee6b 100644
--- a/util/grub.d/00_header.in
+++ b/util/grub.d/00_header.in
@@ -27,6 +27,14 @@ export TEXTDOMAINDIR="@localedir@"
. "$pkgdatadir/grub-mkconfig_lib"
+if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ] &&
+ [ "x${GRUB_FS}" = "xbtrfs" ] ; then
+ cat <<EOF
+set btrfs_relative_path="y"
+export btrfs_relative_path
+EOF
+fi
+
# Do this as early as possible, since other commands might depend on it.
# (e.g. the `loadfont' command might need lvm or raid modules)
for i in ${GRUB_PRELOAD_MODULES} ; do
@@ -45,7 +53,9 @@ if [ "x${GRUB_TIMEOUT_BUTTON}" = "x" ] ; then GRUB_TIMEOUT_BUTTON="$GRUB_TIMEOUT
cat << EOF
set pager=1
-if [ -s \$prefix/grubenv ]; then
+if [ -f \${config_directory}/grubenv ]; then
+ load_env -f \${config_directory}/grubenv
+elif [ -s \$prefix/grubenv ]; then
load_env
fi
EOF
@@ -356,3 +366,16 @@ fi
if [ "x${GRUB_BADRAM}" != "x" ] ; then
echo "badram ${GRUB_BADRAM}"
fi
+
+if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ] &&
+ [ "x${GRUB_ENABLE_BLSCFG}" = "xtrue" ] &&
+ [ "x${GRUB_FS}" = "xbtrfs" ] ; then
+ # Note: No $snapshot_num on *read-only* rollback! (bsc#901487)
+ cat <<EOF
+if [ -n "\$extra_cmdline" ]; then
+ submenu "Bootable snapshot #\$snapshot_num" {
+ menuentry "If OK, run 'snapper rollback' and reboot." { true; }
+ }
+fi
+EOF
+fi
diff --git a/util/grub.d/10_linux.in b/util/grub.d/10_linux.in
index 0f3c19e30cc..cbfaca34cc7 100644
--- a/util/grub.d/10_linux.in
+++ b/util/grub.d/10_linux.in
@@ -66,10 +66,14 @@ fi
case x"$GRUB_FS" in
xbtrfs)
+ if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ]; then
+ GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX} \${extra_cmdline}"
+ else
rootsubvol="`make_system_path_relative_to_its_root /`"
rootsubvol="${rootsubvol#/}"
if [ "x${rootsubvol}" != x ]; then
GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"
+ fi
fi;;
xzfs)
rpool=`${grub_probe} --device ${GRUB_DEVICE} --target=fs_label 2>/dev/null || true`
diff --git a/util/grub.d/20_linux_xen.in b/util/grub.d/20_linux_xen.in
index ada20775a14..e9e73b815fb 100644
--- a/util/grub.d/20_linux_xen.in
+++ b/util/grub.d/20_linux_xen.in
@@ -73,10 +73,14 @@ fi
case x"$GRUB_FS" in
xbtrfs)
+ if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ]; then
+ GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX} \${extra_cmdline}"
+ else
rootsubvol="`make_system_path_relative_to_its_root /`"
rootsubvol="${rootsubvol#/}"
if [ "x${rootsubvol}" != x ]; then
GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"
+ fi
fi;;
xzfs)
rpool=`${grub_probe} --device ${GRUB_DEVICE} --target=fs_label 2>/dev/null || true`