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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2015-2020 Intel Corporation. All rights reserved.
. $(dirname $0)/common
MNT=test_mmap_mnt
FILE=image
DEV=""
TEST=$TEST_PATH/mmap
rc=77
cleanup() {
echo "test-mmap: failed at line $1"
if [ -n "$DEV" ]; then
umount $DEV
else
rc=77
fi
rm -rf $MNT
exit $rc
}
test_mmap() {
# SHARED
$TEST -Mrwps $MNT/$FILE # mlock, populate, shared (mlock fail)
$TEST -Arwps $MNT/$FILE # mlockall, populate, shared
$TEST -RMrps $MNT/$FILE # read-only, mlock, populate, shared (mlock fail)
$TEST -rwps $MNT/$FILE # populate, shared (populate no effect)
$TEST -Rrps $MNT/$FILE # read-only populate, shared (populate no effect)
$TEST -Mrws $MNT/$FILE # mlock, shared (mlock fail)
$TEST -RMrs $MNT/$FILE # read-only, mlock, shared (mlock fail)
$TEST -rws $MNT/$FILE # shared (ok)
$TEST -Rrs $MNT/$FILE # read-only, shared (ok)
# PRIVATE
$TEST -Mrwp $MNT/$FILE # mlock, populate, private (ok)
$TEST -RMrp $MNT/$FILE # read-only, mlock, populate, private (mlock fail)
$TEST -rwp $MNT/$FILE # populate, private (ok)
$TEST -Rrp $MNT/$FILE # read-only, populate, private (populate no effect)
$TEST -Mrw $MNT/$FILE # mlock, private (ok)
$TEST -RMr $MNT/$FILE # read-only, mlock, private (mlock fail)
$TEST -MSr $MNT/$FILE # private, read before mlock (ok)
$TEST -rw $MNT/$FILE # private (ok)
$TEST -Rr $MNT/$FILE # read-only, private (ok)
}
set -e
mkdir -p $MNT
trap 'err $LINENO cleanup' ERR
dev=$($TEST_PATH/dax-dev)
json=$($NDCTL list -N -n $dev)
eval $(json2var <<< "$json")
DEV="/dev/${blockdev}"
rc=1
mkfs.ext4 $DEV
mount $DEV $MNT -o dax
fallocate -l 1GiB $MNT/$FILE
test_mmap
umount $MNT
mkfs.xfs -f $DEV -m reflink=0
mount $DEV $MNT -o dax
fallocate -l 1GiB $MNT/$FILE
test_mmap
umount $MNT
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