#
# A simple script to simply the loading/unloading the ZFS module stack.
-basedir="$(dirname $0)"
+basedir=$(dirname "$0")
SCRIPT_COMMON=common.sh
if [ -f "${basedir}/${SCRIPT_COMMON}" ]; then
echo "Missing helper script ${SCRIPT_COMMON}" && exit 1
fi
+# shellcheck disable=SC2034
PROG=zfs.sh
UNLOAD=
-h Show this message
-v Verbose
-u Unload modules
- -d Save debug log on unload
MODULE-OPTIONS:
Must be of the from module="options", for example:
$0 zfs="zfs_prefetch_disable=1"
$0 zfs="zfs_prefetch_disable=1 zfs_mdcomp_disable=1"
-$0 spl="spl_debug_mask=0"
EOF
}
-while getopts 'hvud' OPTION; do
+while getopts 'hvu' OPTION; do
case $OPTION in
h)
usage
exit 1
;;
v)
+ # shellcheck disable=SC2034
VERBOSE=1
;;
u)
UNLOAD=1
;;
- d)
- DUMP_LOG=1
- ;;
?)
usage
exit
esac
done
-if [ $(id -u) != 0 ]; then
+if [ "$(id -u)" != 0 ]; then
die "Must run as root"
fi
if [ ${UNLOAD} ]; then
+ kill_zed
umount -t zfs -a
+ stack_check
unload_modules
else
+ stack_clear
check_modules || die "${ERROR}"
- load_modules "$@"
- wait_udev /dev/zfs 30
+ load_modules "$@" || die "Failed to load modules"
+ wait_udev /dev/zfs 30 || die "'/dev/zfs' was not created"
fi
exit 0