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102 lines
4.1 KiB
102 lines
4.1 KiB
From 6d6f8893adbe2b61ef2cc47980a3b34298bb600c Mon Sep 17 00:00:00 2001 |
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From: Peter Jones <pjones@redhat.com> |
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Date: Thu, 4 Sep 2014 16:49:25 -0400 |
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Subject: [PATCH 149/237] Add GRUB_DISABLE_UUID. |
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This will cause "search --fs-uuid --set=root ..." not to be generated by |
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grub2-mkconfig, and instead simply attempt to use the grub device name |
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as it understands it. |
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Good luck. |
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Resolves: rhbz#1027833 |
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Signed-off-by: Peter Jones <pjones@redhat.com> |
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--- |
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docs/grub.texi | 7 +++++++ |
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util/grub-mkconfig.in | 12 ++++++++++-- |
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util/grub-mkconfig_lib.in | 4 ++-- |
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3 files changed, 19 insertions(+), 4 deletions(-) |
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diff --git a/docs/grub.texi b/docs/grub.texi |
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index 46b9e7f..6b112c1 100644 |
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--- a/docs/grub.texi |
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+++ b/docs/grub.texi |
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@@ -1409,6 +1409,13 @@ disable the use of UUIDs, set this option to @samp{true}. |
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If this option is set to @samp{true}, disable the generation of recovery |
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mode menu entries. |
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+@item GRUB_DISABLE_UUID |
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+Normally, @command{grub-mkconfig} will generate menu entries that use |
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+universally-unique identifiers (UUIDs) to identify various filesystems to |
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+search for files. This is usually more reliable, but in some cases it may |
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+not be appropriate. To disable this use of UUIDs, set this option to |
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+@samp{true}. |
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+ |
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@item GRUB_VIDEO_BACKEND |
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If graphical video support is required, either because the @samp{gfxterm} |
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graphical terminal is in use or because @samp{GRUB_GFXPAYLOAD_LINUX} is set, |
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diff --git a/util/grub-mkconfig.in b/util/grub-mkconfig.in |
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index beb22de..bc26e7c 100644 |
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--- a/util/grub-mkconfig.in |
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+++ b/util/grub-mkconfig.in |
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@@ -130,11 +130,11 @@ fi |
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# Device containing our userland. Typically used for root= parameter. |
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GRUB_DEVICE="`${grub_probe} --target=device /`" |
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-GRUB_DEVICE_UUID="`${grub_probe} --device ${GRUB_DEVICE} --target=fs_uuid 2> /dev/null`" || true |
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+GRUB_DEVICE_UUID_GENERATED="`${grub_probe} --device ${GRUB_DEVICE} --target=fs_uuid 2> /dev/null`" || true |
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# Device containing our /boot partition. Usually the same as GRUB_DEVICE. |
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GRUB_DEVICE_BOOT="`${grub_probe} --target=device /boot`" |
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-GRUB_DEVICE_BOOT_UUID="`${grub_probe} --device ${GRUB_DEVICE_BOOT} --target=fs_uuid 2> /dev/null`" || true |
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+GRUB_DEVICE_BOOT_UUID_GENERATED="`${grub_probe} --device ${GRUB_DEVICE_BOOT} --target=fs_uuid 2> /dev/null`" || true |
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# Filesystem for the device containing our userland. Used for stuff like |
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# choosing Hurd filesystem module. |
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@@ -148,6 +148,13 @@ if test -f ${sysconfdir}/default/grub ; then |
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. ${sysconfdir}/default/grub |
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fi |
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+if [ "x$GRUB_DISABLE_UUID" != "xtrue" -a -z "$GRUB_DEVICE_UUID" ]; then |
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+ GRUB_DEVICE_UUID="$GRUB_DEVICE_UUID_GENERATED" |
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+fi |
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+if [ "x$GRUB_DISABLE_UUID" != "xtrue" -a -z "$GRUB_DEVICE_BOOT_UUID" ]; then |
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+ GRUB_DEVICE_BOOT_UUID="$GRUB_DEVICE_BOOT_UUID_GENERATED" |
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+fi |
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+ |
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# XXX: should this be deprecated at some point? |
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if [ "x${GRUB_TERMINAL}" != "x" ] ; then |
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GRUB_TERMINAL_INPUT="${GRUB_TERMINAL}" |
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@@ -213,6 +220,7 @@ export GRUB_DEFAULT \ |
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GRUB_SERIAL_COMMAND \ |
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GRUB_DISABLE_LINUX_UUID \ |
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GRUB_DISABLE_RECOVERY \ |
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+ GRUB_DISABLE_UUID \ |
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GRUB_VIDEO_BACKEND \ |
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GRUB_GFXMODE \ |
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GRUB_BACKGROUND \ |
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diff --git a/util/grub-mkconfig_lib.in b/util/grub-mkconfig_lib.in |
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index 7ac0bbe..5c9ed84 100644 |
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--- a/util/grub-mkconfig_lib.in |
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+++ b/util/grub-mkconfig_lib.in |
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@@ -156,7 +156,7 @@ prepare_grub_to_access_device () |
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if [ "x$fs_hint" != x ]; then |
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echo "set root='$fs_hint'" |
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fi |
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- if fs_uuid="`"${grub_probe}" --device $@ --target=fs_uuid 2> /dev/null`" ; then |
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+ if [ "x$GRUB_DISABLE_UUID" != "xtrue" ] && fs_uuid="`"${grub_probe}" --device $@ --target=fs_uuid 2> /dev/null`" ; then |
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hints="`"${grub_probe}" --device $@ --target=hints_string 2> /dev/null`" || hints= |
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echo "if [ x\$feature_platform_search_hint = xy ]; then" |
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echo " search --no-floppy --fs-uuid --set=root ${hints} ${fs_uuid}" |
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@@ -173,7 +173,7 @@ grub_get_device_id () |
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IFS=' |
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' |
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device="$1" |
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- if fs_uuid="`"${grub_probe}" --device ${device} --target=fs_uuid 2> /dev/null`" ; then |
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+ if [ "x$GRUB_DISABLE_UUID" != "xtrue" ] && fs_uuid="`"${grub_probe}" --device ${device} --target=fs_uuid 2> /dev/null`" ; then |
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echo "$fs_uuid"; |
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else |
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echo $device |sed 's, ,_,g' |
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-- |
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2.9.3 |
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