selftests/livepatch/functions.sh

119 	local mod="$1"
121 	modprobe --dry-run "$mod" &>/dev/null
125 	local mod="$1"
127 	if [[ $(modinfo "$mod" | awk '/^livepatch:/{print $NF}') == "Y" ]]; then
135 	local mod="$1"; shift
137 	local msg="% modprobe $mod $*"
139 	ret=$(modprobe "$mod" "$@" 2>&1)
145 	loop_until '[[ -e "/sys/module/$mod" ]]' ||
146 		die "failed to load module $mod"
154 	local mod="$1"; shift
156 	assert_mod "$mod" ||
157 		skip "unable to load module ${mod}, verify CONFIG_TEST_LIVEPATCH=m and run self-tests as root"
159 	is_livepatch_mod "$mod" &&
160 		die "use load_lp() to load the livepatch module $mod"
162 	__load_mod "$mod" "$@"
170 	local mod="$1"; shift
172 	assert_mod "$mod" ||
173 		skip "unable to load module ${mod}, verify CONFIG_TEST_LIVEPATCH=m and run self-tests as root"
175 	is_livepatch_mod "$mod" ||
176 		die "module $mod is not a livepatch"
178 	__load_mod "$mod" "$@"
181 	loop_until '[[ -e "/sys/kernel/livepatch/$mod" ]]' ||
182 		die "failed to load module $mod (sysfs)"
189 	local mod="$1"; shift
191 	load_lp_nowait "$mod" "$@"
194 	loop_until 'grep -q '^0$' /sys/kernel/livepatch/$mod/transition' ||
202 	local mod="$1"; shift
204 	local msg="% modprobe $mod $*"
206 	ret=$(modprobe "$mod" "$@" 2>&1)
208 		die "$mod unexpectedly loaded"
216 	local mod="$1"
219 	loop_until '[[ $(cat "/sys/module/$mod/refcnt") == "0" ]]' ||
220 		die "failed to unload module $mod (refcnt)"
222 	log "% rmmod $mod"
223 	ret=$(rmmod "$mod" 2>&1)
229 	loop_until '[[ ! -e "/sys/module/$mod" ]]' ||
230 		die "failed to unload module $mod (/sys/module)"
242 	local mod="$1"
244 	log "% echo 0 > /sys/kernel/livepatch/$mod/enabled"
245 	echo 0 > /sys/kernel/livepatch/"$mod"/enabled
249 	loop_until '[[ ! -e "/sys/kernel/livepatch/$mod" ]]' ||
250 		die "failed to disable livepatch $mod"
257 	local mod="$1"; shift
260 	log "% echo $ret > /sys/module/$mod/parameters/pre_patch_ret"
261 	echo "$ret" > /sys/module/"$mod"/parameters/pre_patch_ret
264 	loop_until '[[ $(cat "/sys/module/$mod/parameters/pre_patch_ret") == "$ret" ]]' ||
265 		die "failed to set pre_patch_ret parameter for $mod module"
316 	local mod="$1"; shift
320 	local path="$KLP_SYSFS_DIR/$mod/$rel_path"
332 	local mod="$1"; shift
336 	local path="$KLP_SYSFS_DIR/$mod/$rel_path"