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Index of /configBNE/Jump/0-lunacomadmin/FSS-BCZ/root/sys/devices/system/cpu/cpu1/node0/cpu0/subsystem/drivers
Index of /configBNE/Jump/0-lunacomadmin/FSS-BCZ/root/sys/devices/system/cpu/cpu1/node0/cpu0/subsystem/drivers
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#!/usr/bin/sh
# run lvm scan if udev has settled
extraargs="$*"
type getarg > /dev/null 2>&1 || . /lib/dracut-lib.sh
VGS=$(getargs rd.lvm.vg -d rd_LVM_VG=)
LVS=$(getargs rd.lvm.lv -d rd_LVM_LV=)
# shellcheck disable=SC2174
[ -d /etc/lvm ] || mkdir -m 0755 -p /etc/lvm
[ -d /run/lvm ] || mkdir -m 0755 -p /run/lvm
# build a list of devices to scan
lvmdevs=$(
for f in /tmp/.lvm_scan-*; do
[ -e "$f" ] || continue
printf '%s' "${f##/tmp/.lvm_scan-} "
done
)
check_lvm_ver() {
maj=$1
min=$2
ver=$3
# --poll is supported since 2.2.57
[ "$4" -lt "$maj" ] && return 1
[ "$4" -gt "$maj" ] && return 0
[ "$5" -lt "$min" ] && return 1
[ "$5" -gt "$min" ] && return 0
[ "$6" -ge "$ver" ] && return 0
return 1
}
no_lvm_conf_filter() {
if [ ! -e /etc/lvm/lvm.conf ]; then
return 0
fi
if [ -e /run/lvm/initrd_no_filter ]; then
return 0
fi
if [ -e /run/lvm/initrd_filter ]; then
return 1
fi
if [ -e /run/lvm/initrd_global_filter ]; then
return 1
fi
# Save lvm config results in /run to avoid running
# lvm config commands for every PV that's scanned.
filter=$(lvm config devices/filter 2> /dev/null | grep "$filter=")
if [ -n "$filter" ]; then
printf '%s\n' "$filter" > /run/lvm/initrd_filter
return 1
fi
global_filter=$(lvm config devices/global_filter 2> /dev/null | grep "$global_filter=")
if [ -n "$global_filter" ]; then
printf '%s\n' "$global_filter" > /run/lvm/initrd_global_filter
return 1
fi
# /etc/lvm/lvm.conf exists with no filter setting
true > /run/lvm/initrd_no_filter
return 0
}
# If no lvm.conf exists, create a basic one with a global section.
if [ ! -e /etc/lvm/lvm.conf ]; then
{
echo 'global {'
echo '}'
} > /etc/lvm/lvm.conf
lvmwritten=1
fi
# Save the original lvm.conf before appending a filter setting.
if [ ! -e /etc/lvm/lvm.conf.orig ]; then
cp /etc/lvm/lvm.conf /etc/lvm/lvm.conf.orig
fi
# If the original lvm.conf does not contain a filter setting,
# then generate a filter and append it to the original lvm.conf.
# The filter is generated from the list PVs that have been seen
# so far (each has been processed by the lvm udev rule.)
if no_lvm_conf_filter; then
{
echo 'devices {'
printf ' filter = [ '
for dev in $lvmdevs; do
printf '"a|^/dev/%s$|", ' "$dev"
done
echo '"r/.*/" ]'
echo '}'
} > /etc/lvm/lvm.conf.filter
lvmfilter=1
cat /etc/lvm/lvm.conf.orig /etc/lvm/lvm.conf.filter > /etc/lvm/lvm.conf
fi
# hopefully this output format will never change, e.g.:
# LVM version: 2.02.53(1) (2009-09-25)
OLDIFS=$IFS
IFS=.
# shellcheck disable=SC2046
set -- $(lvm version 2> /dev/null)
IFS=$OLDIFS
maj=${1##*:}
min=$2
sub=${3%% *}
sub=${sub%%\(*}
# For