| #!/bin/bash -x |
| |
| # Copyright(c) 2015-2017 Intel Corporation. All rights reserved. |
| # |
| # This program is free software; you can redistribute it and/or modify it |
| # under the terms of version 2 of the GNU General Public License as |
| # published by the Free Software Foundation. |
| # |
| # This program is distributed in the hope that it will 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. |
| |
| DEV="" |
| NDCTL="../ndctl/ndctl" |
| DAXCTL="../daxctl/daxctl" |
| BUS="-b nfit_test.0" |
| BUS1="-b nfit_test.1" |
| json2var="s/[{}\",]//g; s/:/=/g" |
| rc=77 |
| |
| err() { |
| echo "test/daxdev-errors: failed at line $1" |
| exit $rc |
| } |
| |
| check_min_kver() |
| { |
| local ver="$1" |
| : "${KVER:=$(uname -r)}" |
| |
| [ -n "$ver" ] || return 1 |
| [[ "$ver" == "$(echo -e "$ver\n$KVER" | sort -V | head -1)" ]] |
| } |
| |
| check_min_kver "4.12" || { echo "kernel $KVER lacks dax dev error handling"; exit $rc; } |
| |
| set -e |
| trap 'err $LINENO' ERR |
| |
| # setup (reset nfit_test dimms) |
| modprobe nfit_test |
| $NDCTL disable-region $BUS all |
| $NDCTL zero-labels $BUS all |
| $NDCTL enable-region $BUS all |
| |
| rc=1 |
| |
| query=". | sort_by(.available_size) | reverse | .[0].dev" |
| region=$($NDCTL list $BUS -t pmem -Ri | jq -r "$query") |
| |
| json=$($NDCTL create-namespace $BUS -r $region -t pmem -m devdax -a 4096) |
| chardev=$(echo $json | jq ". | select(.mode == \"devdax\") | .daxregion.devices[0].chardev") |
| |
| #{ |
| # "dev":"namespace6.0", |
| # "mode":"devdax", |
| # "size":64004096, |
| # "uuid":"83a925dd-42b5-4ac6-8588-6a50bfc0c001", |
| # "daxregion":{ |
| # "id":6, |
| # "size":64004096, |
| # "align":4096, |
| # "devices":[ |
| # { |
| # "chardev":"dax6.0", |
| # "size":64004096 |
| # } |
| # ] |
| # } |
| #} |
| |
| json1=$($NDCTL list $BUS --mode=devdax --namespaces) |
| eval $(echo $json1 | sed -e "$json2var") |
| nsdev=$dev |
| |
| json1=$($NDCTL list $BUS) |
| eval $(echo $json1 | sed -e "$json2var") |
| busdev=$dev |
| |
| # inject errors in the middle of the namespace |
| err_sector="$(((size/512) / 2))" |
| err_count=8 |
| if ! read sector len < /sys/bus/nd/devices/$region/badblocks; then |
| $NDCTL inject-error --block="$err_sector" --count=$err_count $nsdev |
| fi |
| |
| read sector len < /sys/bus/nd/devices/$region/badblocks |
| echo "sector: $sector len: $len" |
| |
| # run the daxdev-errors test |
| test -x ./daxdev-errors |
| ./daxdev-errors $busdev $region |
| |
| # check badblocks, should be empty |
| if read sector len < /sys/bus/platform/devices/nfit_test.0/$busdev/$region/badblocks; then |
| echo "badblocks empty, expected" |
| fi |
| [ -n "$sector" ] && echo "fail: $LINENO" && exit 1 |
| |
| # cleanup |
| $NDCTL disable-region $BUS all |
| $NDCTL disable-region $BUS1 all |
| modprobe -r nfit_test |
| |
| exit 0 |