Git-Url:
http://git.frugalware.org/gitweb/gitweb.cgi?p=fw-initramfs.git;a=commitdiff;h=fe52952336bf8bd813cd2fe71bad5da9f5b871a8
commit fe52952336bf8bd813cd2fe71bad5da9f5b871a8
Author: bouleetbil <bouleet...@frogdev.info>
Date: Thu Nov 5 22:55:10 2009 +0100
init_functions.sh
*add some functions for lvm
diff --git a/init_functions.sh b/init_functions.sh
index 68ce182..13f782c 100644
--- a/init_functions.sh
+++ b/init_functions.sh
@@ -137,3 +137,62 @@ swsusp_resume() {
local device=$(ls -lL "${REAL_RESUME}" | sed 's/\ */ /g' | cut -d \ -f 5-6 |
sed 's/,\ */:/')
[ -f /sys/power/resume ] && echo "${device}" > /sys/power/resume
}
+
+setup_md_device() {
+ local device
+
+ [ -z "$1" ] && device="${root}" || device="$1"
+ [ -z "${device}" ] && return
+
+ if [ `echo ${device}|sed -e
's#\(luks:\)\?\(/dev/md\)[[:digit:]]\+#\2#'` = "/dev/md" ]
+ then
+ good_msg 'Detected real_root as a md device. Setting up the
device node...'
+ MD_NUMBER=`echo ${device}|sed -e
's#\(luks:\)\?/dev/md\([[:digit:]]\+\)#\2#'`
+ if [ ! -e /dev/md${MD_NUMBER} ]
+ then
+ mknod /dev/md${MD_NUMBER} b 9 ${MD_NUMBER} >/dev/null
2>&1
+ [ "$?" -ne 0 ] && bad_msg "Creation of
/dev/md${MD_NUMBER} failed..."
+ fi
+ mdstart ${MDPART} /dev/md${MD_NUMBER}
+ fi
+}
+
+startVolumes() {
+
+ # Here, we check for /dev/device-mapper, and if it exists, we setup a
+ # a symlink, which should hopefully fix bug #142775 and bug #147015
+ if [ -e /dev/device-mapper ] && [ ! -e /dev/mapper/control ]
+ then
+ mkdir -p /dev/mapper
+ ln -sf /dev/device-mapper /dev/mapper/control
+ fi
+
+ if [ "${USE_LVM_NORMAL}" = '1' ]
+ then
+ if [ -e '/bin/vgscan' -a -e '/bin/vgchange' ]
+ then
+ for dev in ${RAID_DEVICES}
+ do
+ setup_md_device "${dev}"
+ done
+
+ good_msg "Scanning for Volume Groups"
+ /bin/vgscan --ignorelockingfailure --mknodes 2>/dev/null
+ sleep 2
+ good_msg "Activating Volume Groups"
+ /bin/vgchange -ay --ignorelockingfailure 2>/dev/null
+
+ # Disable EVMS since lvm is activated and they dont
work together.
+ if [ "${USE_EVMS_NORMAL}" = '1' ]
+ then
+ bad_msg "Disabling EVMS Support because LVM
started"
+ bad_msg "Do not add dolvm to the cmdline if
this is not what you want"
+ bad_msg "LVM and EVMS do not work well together"
+ USE_EVMS_NORMAL=0
+ fi
+ else
+ bad_msg "vgscan or vgchange not found: skipping LVM
volume group activation!"
+ fi
+ fi
+
+}
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