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Name	Size	Permission
11-dm.rules	142 B	-rw-r--r--
59-persistent-storage-dm.rules	669 B	-rw-r--r--
dm-pre-udev.sh	107 B	-rwxr-xr-x
dm-shutdown.sh	1.23 KB	-rwxr-xr-x
module-setup.sh	1013 B	-rwxr-xr-x

Code Editor : dm-shutdown.sh

#!/usr/bin/sh

_remove_dm() {
    local dev=$1
    local s
    local devname

for s in /sys/block/"${dev}"/holders/dm-*; do
        [ -e "${s}" ] || continue
        _remove_dm "${s##*/}"
    done
    # multipath devices might have MD devices on top,
    # which are removed after this script. So do not
    # remove those to avoid spurious errors
    case $(cat /sys/block/"${dev}"/dm/uuid) in
        mpath-*)
            return 0
            ;;
        *)
            devname=$(cat /sys/block/"${dev}"/dm/name)
            dmsetup -v --noudevsync remove "$devname" || return $?
            ;;
    esac
    return 0
}

_do_dm_shutdown() {
    local ret=0
    local final=$1
    local dev

info "Disassembling device-mapper devices"
    for dev in /sys/block/dm-*; do
        [ -e "${dev}" ] || continue
        if [ "x$final" != "x" ]; then
            _remove_dm "${dev##*/}" || ret=$?
        else
            _remove_dm "${dev##*/}" > /dev/null 2>&1 || ret=$?
        fi
    done
    if [ "x$final" != "x" ]; then
        info "dmsetup ls --tree"
        dmsetup ls --tree 2>&1 | vinfo
    fi
    return $ret
}

if command -v dmsetup > /dev/null \
    && [ "x$(dmsetup status)" != "xNo devices found" ]; then
    _do_dm_shutdown "$1"
else
    :
fi

${this.title}

Code Editor : dm-shutdown.sh