#!/bin/sh# SPDX-License-Identifier: GPL-2.0# Runs printf infrastructure using test_printf kernel module # Kselftest framework requirement - SKIP code is 4.ksft_skip=4 if ! /sbin/modprobe -q -n test_printf; then	echo "printf: module test_printf is not found [SKIP]"	exit $ksft_skipfi if /sbin/modprobe -q test_printf; then	/sbin/modprobe -q -r test_printf	echo "printf: ok"else	echo "printf: [FAIL]"	exit 1fi