1*4882a593Smuzhiyun#!/bin/bash 2*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0-or-later 3*4882a593Smuzhiyun# Copyright (c) 2015 Oracle and/or its affiliates. All Rights Reserved. 4*4882a593Smuzhiyun# 5*4882a593Smuzhiyun# Test checks that we can create swap zram device. 6*4882a593Smuzhiyun# 7*4882a593Smuzhiyun# Author: Alexey Kodanev <alexey.kodanev@oracle.com> 8*4882a593Smuzhiyun# Modified: Naresh Kamboju <naresh.kamboju@linaro.org> 9*4882a593Smuzhiyun 10*4882a593SmuzhiyunTCID="zram02" 11*4882a593SmuzhiyunERR_CODE=0 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun. ./zram_lib.sh 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun# Test will create the following number of zram devices: 16*4882a593Smuzhiyundev_num=1 17*4882a593Smuzhiyun# This is a list of parameters for zram devices. 18*4882a593Smuzhiyun# Number of items must be equal to 'dev_num' parameter. 19*4882a593Smuzhiyunzram_max_streams="2" 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun# The zram sysfs node 'disksize' value can be either in bytes, 22*4882a593Smuzhiyun# or you can use mem suffixes. But in some old kernels, mem 23*4882a593Smuzhiyun# suffixes are not supported, for example, in RHEL6.6GA's kernel 24*4882a593Smuzhiyun# layer, it uses strict_strtoull() to parse disksize which does 25*4882a593Smuzhiyun# not support mem suffixes, in some newer kernels, they use 26*4882a593Smuzhiyun# memparse() which supports mem suffixes. So here we just use 27*4882a593Smuzhiyun# bytes to make sure everything works correctly. 28*4882a593Smuzhiyunzram_sizes="1048576" # 1M 29*4882a593Smuzhiyunzram_mem_limits="1M" 30*4882a593Smuzhiyun 31*4882a593Smuzhiyuncheck_prereqs 32*4882a593Smuzhiyunzram_load 33*4882a593Smuzhiyunzram_max_streams 34*4882a593Smuzhiyunzram_set_disksizes 35*4882a593Smuzhiyunzram_set_memlimit 36*4882a593Smuzhiyunzram_makeswap 37*4882a593Smuzhiyunzram_swapoff 38*4882a593Smuzhiyunzram_cleanup 39*4882a593Smuzhiyun 40*4882a593Smuzhiyunif [ $ERR_CODE -ne 0 ]; then 41*4882a593Smuzhiyun echo "$TCID : [FAIL]" 42*4882a593Smuzhiyunelse 43*4882a593Smuzhiyun echo "$TCID : [PASS]" 44*4882a593Smuzhiyunfi 45