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Subject: Re: [PATCH] selftests/livepatch: normalize sysctl error message Content-Language: en-US To: Joe Lawrence , live-patching@vger.kernel.org Cc: linux-kselftest@vger.kernel.org, Miroslav Benes , Petr Mladek , Yannick Cote , Dennis Li References: <20220811212138.182575-1-joe.lawrence@redhat.com> From: Kamalesh Babulal In-Reply-To: <20220811212138.182575-1-joe.lawrence@redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-ClientProxiedBy: MA1PR01CA0166.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:71::36) To DM6PR10MB3001.namprd10.prod.outlook.com (2603:10b6:5:69::23) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 61b7ae3b-9934-4708-bd10-08da81a8011c X-MS-TrafficTypeDiagnostic: MN2PR10MB3344:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR10MB3344 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-08-19_02,2022-08-18_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2207270000 definitions=main-2208190024 X-Proofpoint-ORIG-GUID: zhSnQo2vv88dWJSjFc40hovLt1haRdZ3 X-Proofpoint-GUID: zhSnQo2vv88dWJSjFc40hovLt1haRdZ3 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org On 8/12/22 02:51, Joe Lawrence wrote: > The livepatch kselftests rely on comparing expected and actual output > from such commands as sysctl. A recent commit in procps-ng v4.0.0 [1] > changed sysctl's output to emit key pathnames like: > > sysctl: setting key "/proc/sys/kernel/ftrace_enabled": Device or resource busy > > versus previous dotted output: > > sysctl: setting key "kernel.ftrace_enabled": Device or resource busy > > The modification in output was later reverted [2], but since the change > has been tagged in procps-ng v4.0.0, update the livepatch kselftest to > handle either case. > > [1] https://gitlab.com/procps-ng/procps/-/commit/6389deca5bf667f5fab5912acde78ba8e0febbc7 > [2] https://gitlab.com/procps-ng/procps/-/commit/b159c198c9160a8eb13254e2b631d0035b9b542c > > Reported-by: Dennis(Zhuoheng) Li > Signed-off-by: Joe Lawrence Reviewed-by: Kamalesh Babulal > --- > tools/testing/selftests/livepatch/functions.sh | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/tools/testing/selftests/livepatch/functions.sh b/tools/testing/selftests/livepatch/functions.sh > index 9230b869371d..d5001c9eb72e 100644 > --- a/tools/testing/selftests/livepatch/functions.sh > +++ b/tools/testing/selftests/livepatch/functions.sh > @@ -86,7 +86,7 @@ function set_ftrace_enabled() { > > if [[ "$result" != "$1" ]] ; then > if [[ $can_fail -eq 1 ]] ; then > - echo "livepatch: $err" > /dev/kmsg > + echo "livepatch: $err" | sed 's#/proc/sys/kernel/#kernel.#' > /dev/kmsg > return > fi > -- Thanks, Kamalesh