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test/sub-section.sh
77 строк
2 KB
Dan Williams
test/sub-section.sh: use built ndctl program in unit test
19 июн 2025, 02:19
19 июн 2025, 02:19
e4a2269
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#!/bin/bash -x # SPDX-License-Identifier: GPL-2.0 # Copyright (C) 2015-2020 Intel Corporation. All rights reserved. set -e SKIP=77 FAIL=1 SUCCESS=0 . $(dirname $0)/common check_min_kver "5.3" || do_skip "may lack align sub-section hotplug support" MNT=test_dax_mnt mkdir -p $MNT TEST_SIZE=$((16<<20)) MIN_AVAIL=$((TEST_SIZE*4)) MAX_NS=10 NAME="subsection-test" $NDCTL list -N | jq -r ".[] | select(.name==\"subsection-test\") | .dev" rc=$FAIL cleanup() { if [ $rc -ne $SUCCESS ]; then echo "test/sub-section.sh: failed at line $1" fi if mountpoint -q $MNT; then umount $MNT fi rm -rf $MNT # opportunistic cleanup, not fatal if these fail namespaces=$($NDCTL list -N | jq -r ".[] | select(.name==\"$NAME\") | .dev") for i in $namespaces do if ! $NDCTL destroy-namespace -f $i; then echo "test/sub-section.sh: cleanup() failed to destroy $i" fi done exit $rc } trap 'err $LINENO cleanup' ERR json=$($NDCTL list -R -b ACPI.NFIT) region=$(echo $json | jq -r "[.[] | select(.available_size >= $MIN_AVAIL)][0].dev") avail=$(echo $json | jq -r "[.[] | select(.available_size >= $MIN_AVAIL)][0].available_size") if [ -z $region ]; then exit $SKIP fi iter=$((avail/TEST_SIZE)) if [ $iter -gt $MAX_NS ]; then iter=$MAX_NS; fi for i in $(seq 1 $iter) do json=$($NDCTL create-namespace -s $TEST_SIZE --no-autorecover -r $region -n "$NAME") dev=$(echo $json | jq -r ".blockdev") mkfs.ext4 -b 4096 /dev/$dev mount -o dax /dev/$dev $MNT umount $MNT done namespaces=$($NDCTL list -N | jq -r ".[] | select(.name==\"$NAME\") | .dev") for i in $namespaces do $NDCTL disable-namespace $i $NDCTL enable-namespace $i $NDCTL destroy-namespace $i -f done rc=$SUCCESS cleanup $LINENO