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#!/bin/bash # Copyright (c) 2015 Oracle and/or its affiliates. All Rights Reserved. # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License as # published by the Free Software Foundation; either version 2 of # the License, or (at your option) any later version. # # This program is distributed in the hope that it would be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # Test checks that we can create swap zram device. # # Author: Alexey Kodanev <alexey.kodanev@oracle.com> # Modified: Naresh Kamboju <naresh.kamboju@linaro.org> TCID="zram02" ERR_CODE=0 . ./zram_lib.sh # Test will create the following number of zram devices: dev_num=1 # This is a list of parameters for zram devices. # Number of items must be equal to 'dev_num' parameter. zram_max_streams="2" # The zram sysfs node 'disksize' value can be either in bytes, # or you can use mem suffixes. But in some old kernels, mem # suffixes are not supported, for example, in RHEL6.6GA's kernel # layer, it uses strict_strtoull() to parse disksize which does # not support mem suffixes, in some newer kernels, they use # memparse() which supports mem suffixes. So here we just use # bytes to make sure everything works correctly. zram_sizes="1048576" # 1M zram_mem_limits="1M" check_prereqs zram_load zram_max_streams zram_set_disksizes zram_set_memlimit zram_makeswap zram_swapoff zram_cleanup zram_unload if [ $ERR_CODE -ne 0 ]; then echo "$TCID : [FAIL]" else echo "$TCID : [PASS]" fi