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|
#!/bin/bash -Ex
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2015-2020 Intel Corporation. All rights reserved.
dev=""
size=""
blockdev=""
rc=77
err_block=42
err_count=8
. $(dirname $0)/common
check_prereq "jq"
trap 'err $LINENO' ERR
# sample json:
#{
# "dev":"namespace7.0",
# "mode":"fsdax",
# "size":"60.00 MiB (62.92 MB)",
# "uuid":"f1baa71a-d165-4da4-bb6a-083a2b0e6469",
# "blockdev":"pmem7",
#}
check_min_kver "4.15" || do_skip "kernel $KVER may not support error injection"
create()
{
json=$($NDCTL create-namespace -b $NFIT_TEST_BUS0 -t pmem --align=4k)
rc=2
eval "$(echo "$json" | json2var)"
[ -n "$dev" ] || err "$LINENO"
[ -n "$size" ] || err "$LINENO"
[ -n "$blockdev" ] || err "$LINENO"
[ $size -gt 0 ] || err "$LINENO"
}
check_status()
{
local sector="$1"
local count="$2"
json="$($NDCTL inject-error --status $dev)"
[[ "$sector" == "$(jq ".badblocks[0].block" <<< "$json")" ]]
[[ "$count" == "$(jq ".badblocks[0].count" <<< "$json")" ]]
}
do_tests()
{
# inject without notification
$NDCTL inject-error --block=$err_block --count=$err_count --no-notify $dev
check_status "$err_block" "$err_count"
if read -r sector len < /sys/block/$blockdev/badblocks; then
# fail if reading badblocks returns data
echo "fail: $LINENO" && exit 1
fi
# clear via err-inj-clear
$NDCTL inject-error --block=$err_block --count=$err_count --uninject $dev
check_status
# inject normally
$NDCTL inject-error --block=$err_block --count=$err_count $dev
$NDCTL start-scrub $NFIT_TEST_BUS0 && $NDCTL wait-scrub $NFIT_TEST_BUS0
check_status "$err_block" "$err_count"
if read -r sector len < /sys/block/$blockdev/badblocks; then
test "$sector" -eq "$err_block"
test "$len" -eq "$err_count"
fi
# clear via write
dd if=/dev/zero of=/dev/$blockdev bs=512 count=$err_count seek=$err_block oflag=direct
if read -r sector len < /sys/block/$blockdev/badblocks; then
# fail if reading badblocks returns data
echo "fail: $LINENO" && exit 1
fi
check_status
}
modprobe nfit_test
rc=1
reset && create
do_tests
reset
_cleanup
exit 0
|
