45 lines · bash
1#!/bin/bash2# SPDX-License-Identifier: GPL-2.0-or-later3# Copyright (c) 2015 Oracle and/or its affiliates. All Rights Reserved.4#5# Test checks that we can create swap zram device.6#7# Author: Alexey Kodanev <alexey.kodanev@oracle.com>8# Modified: Naresh Kamboju <naresh.kamboju@linaro.org>9 10TCID="zram02"11ERR_CODE=012 13. ./zram_lib.sh14 15# Test will create the following number of zram devices:16dev_num=117# This is a list of parameters for zram devices.18# Number of items must be equal to 'dev_num' parameter.19zram_max_streams="2"20 21# The zram sysfs node 'disksize' value can be either in bytes,22# or you can use mem suffixes. But in some old kernels, mem23# suffixes are not supported, for example, in RHEL6.6GA's kernel24# layer, it uses strict_strtoull() to parse disksize which does25# not support mem suffixes, in some newer kernels, they use26# memparse() which supports mem suffixes. So here we just use27# bytes to make sure everything works correctly.28zram_sizes="1048576" # 1M29zram_mem_limits="1M"30 31check_prereqs32zram_load33zram_max_streams34zram_set_disksizes35zram_set_memlimit36zram_makeswap37zram_swapoff38zram_cleanup39 40if [ $ERR_CODE -ne 0 ]; then41 echo "$TCID : [FAIL]"42else43 echo "$TCID : [PASS]"44fi45