From patchwork Fri Sep 30 06:35:24 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhao Gongyi X-Patchwork-Id: 12994935 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B7F26C433F5 for ; Fri, 30 Sep 2022 06:39:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229797AbiI3Gjo (ORCPT ); Fri, 30 Sep 2022 02:39:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48676 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229620AbiI3Gjn (ORCPT ); Fri, 30 Sep 2022 02:39:43 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E679EFAFD; Thu, 29 Sep 2022 23:39:40 -0700 (PDT) Received: from canpemm500005.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4Mf0pc0ZFGzlVkt; Fri, 30 Sep 2022 14:35:20 +0800 (CST) Received: from ubuntu1804.huawei.com (10.67.174.63) by canpemm500005.china.huawei.com (7.192.104.229) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Fri, 30 Sep 2022 14:39:38 +0800 From: Zhao Gongyi To: , , , CC: , , , , , Subject: [PATCH -next v5 1/4] selftests/memory-hotplug: Add checking after online or offline Date: Fri, 30 Sep 2022 14:35:24 +0800 Message-ID: <20220930063527.108389-2-zhaogongyi@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220930063527.108389-1-zhaogongyi@huawei.com> References: <20220930063527.108389-1-zhaogongyi@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.174.63] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To canpemm500005.china.huawei.com (7.192.104.229) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Add checking for online_memory_expect_success()/ offline_memory_expect_success()/offline_memory_expect_fail(), or the test would exit 0 although the functions return 1. Signed-off-by: Zhao Gongyi Reviewed-by: David Hildenbrand --- .../selftests/memory-hotplug/mem-on-off-test.sh | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) -- 2.17.1 diff --git a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh index 46a97f318f58..1d87611a7d52 100755 --- a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh +++ b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh @@ -266,7 +266,9 @@ done # echo $error > $NOTIFIER_ERR_INJECT_DIR/actions/MEM_GOING_ONLINE/error for memory in `hotpluggable_offline_memory`; do - online_memory_expect_fail $memory + if ! online_memory_expect_fail $memory; then + retval=1 + fi done # @@ -274,7 +276,9 @@ done # echo 0 > $NOTIFIER_ERR_INJECT_DIR/actions/MEM_GOING_ONLINE/error for memory in `hotpluggable_offline_memory`; do - online_memory_expect_success $memory + if ! online_memory_expect_success $memory; then + retval=1 + fi done # @@ -283,7 +287,9 @@ done echo $error > $NOTIFIER_ERR_INJECT_DIR/actions/MEM_GOING_OFFLINE/error for memory in `hotpluggable_online_memory`; do if [ $((RANDOM % 100)) -lt $ratio ]; then - offline_memory_expect_fail $memory + if ! offline_memory_expect_fail $memory; then + retval=1 + fi fi done From patchwork Fri Sep 30 06:35:25 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhao Gongyi X-Patchwork-Id: 12994937 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 04475C4321E for ; Fri, 30 Sep 2022 06:39:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230337AbiI3Gjs (ORCPT ); Fri, 30 Sep 2022 02:39:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49322 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230267AbiI3Gjp (ORCPT ); Fri, 30 Sep 2022 02:39:45 -0400 Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2ABD63B4; Thu, 29 Sep 2022 23:39:41 -0700 (PDT) Received: from canpemm500005.china.huawei.com (unknown [172.30.72.57]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4Mf0rw5VVvzHqMN; Fri, 30 Sep 2022 14:37:20 +0800 (CST) Received: from ubuntu1804.huawei.com (10.67.174.63) by canpemm500005.china.huawei.com (7.192.104.229) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Fri, 30 Sep 2022 14:39:39 +0800 From: Zhao Gongyi To: , , , CC: , , , , , Subject: [PATCH -next v5 2/4] selftests/memory-hotplug: Restore memory before exit Date: Fri, 30 Sep 2022 14:35:25 +0800 Message-ID: <20220930063527.108389-3-zhaogongyi@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220930063527.108389-1-zhaogongyi@huawei.com> References: <20220930063527.108389-1-zhaogongyi@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.174.63] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To canpemm500005.china.huawei.com (7.192.104.229) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Some momory will be left in offline state when calling offline_memory_expect_fail() failed. Restore it before exit. Signed-off-by: Zhao Gongyi --- .../memory-hotplug/mem-on-off-test.sh | 21 ++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) -- 2.17.1 diff --git a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh index 1d87611a7d52..91a7457616bb 100755 --- a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh +++ b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh @@ -134,6 +134,16 @@ offline_memory_expect_fail() return 0 } +online_all_offline_memory() +{ + for memory in `hotpluggable_offline_memory`; do + if ! online_memory_expect_success $memory; then + echo "$FUNCNAME $memory: unexpected fail" >&2 + retval=1 + fi + done +} + error=-12 priority=0 # Run with default of ratio=2 for Kselftest run @@ -275,11 +285,7 @@ done # Online all hot-pluggable memory # echo 0 > $NOTIFIER_ERR_INJECT_DIR/actions/MEM_GOING_ONLINE/error -for memory in `hotpluggable_offline_memory`; do - if ! online_memory_expect_success $memory; then - retval=1 - fi -done +online_all_offline_memory # # Test memory hot-remove error handling (online => offline) @@ -296,4 +302,9 @@ done echo 0 > $NOTIFIER_ERR_INJECT_DIR/actions/MEM_GOING_OFFLINE/error /sbin/modprobe -q -r memory-notifier-error-inject +# +# Restore memory before exit +# +online_all_offline_memory + exit $retval From patchwork Fri Sep 30 06:35:26 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhao Gongyi X-Patchwork-Id: 12994936 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 98642C4167B for ; Fri, 30 Sep 2022 06:39:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230311AbiI3Gjr (ORCPT ); Fri, 30 Sep 2022 02:39:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49324 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230284AbiI3Gjp (ORCPT ); Fri, 30 Sep 2022 02:39:45 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7AA4310561; Thu, 29 Sep 2022 23:39:42 -0700 (PDT) Received: from canpemm500005.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4Mf0pd4xQCzlVk4; Fri, 30 Sep 2022 14:35:21 +0800 (CST) Received: from ubuntu1804.huawei.com (10.67.174.63) by canpemm500005.china.huawei.com (7.192.104.229) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Fri, 30 Sep 2022 14:39:40 +0800 From: Zhao Gongyi To: , , , CC: , , , , , Subject: [PATCH -next v5 3/4] selftests/memory-hotplug: Adjust log info for maintainability Date: Fri, 30 Sep 2022 14:35:26 +0800 Message-ID: <20220930063527.108389-4-zhaogongyi@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220930063527.108389-1-zhaogongyi@huawei.com> References: <20220930063527.108389-1-zhaogongyi@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.174.63] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To canpemm500005.china.huawei.com (7.192.104.229) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Redirect misleading error message to /dev/null for offline_memory_expect_success(), And, add an output for online->offline test. Signed-off-by: Zhao Gongyi Acked-by: David Hildenbrand --- tools/testing/selftests/memory-hotplug/mem-on-off-test.sh | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) -- 2.17.1 diff --git a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh index 91a7457616bb..74ee5067a8ce 100755 --- a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh +++ b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh @@ -207,8 +207,11 @@ echo -e "\t trying to offline $target out of $hotpluggable_num memory block(s):" for memory in `hotpluggable_online_memory`; do if [ "$target" -gt 0 ]; then echo "online->offline memory$memory" - if offline_memory_expect_success $memory; then + if offline_memory_expect_success $memory &>/dev/null; then target=$(($target - 1)) + echo "-> Success" + else + echo "-> Failure" fi fi done @@ -267,7 +270,7 @@ prerequisite_extra echo 0 > $NOTIFIER_ERR_INJECT_DIR/actions/MEM_GOING_OFFLINE/error for memory in `hotpluggable_online_memory`; do if [ $((RANDOM % 100)) -lt $ratio ]; then - offline_memory_expect_success $memory + offline_memory_expect_success $memory &>/dev/null fi done From patchwork Fri Sep 30 06:35:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhao Gongyi X-Patchwork-Id: 12994938 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 578F0C4167E for ; Fri, 30 Sep 2022 06:39:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230347AbiI3Gjs (ORCPT ); Fri, 30 Sep 2022 02:39:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49352 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230291AbiI3Gjq (ORCPT ); Fri, 30 Sep 2022 02:39:46 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7AC4F10571; Thu, 29 Sep 2022 23:39:42 -0700 (PDT) Received: from canpemm500005.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4Mf0pf3JZbzlVlX; Fri, 30 Sep 2022 14:35:22 +0800 (CST) Received: from ubuntu1804.huawei.com (10.67.174.63) by canpemm500005.china.huawei.com (7.192.104.229) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Fri, 30 Sep 2022 14:39:41 +0800 From: Zhao Gongyi To: , , , CC: , , , , , Subject: [PATCH -next v5 4/4] docs: notifier-error-inject: Correct test's name Date: Fri, 30 Sep 2022 14:35:27 +0800 Message-ID: <20220930063527.108389-5-zhaogongyi@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220930063527.108389-1-zhaogongyi@huawei.com> References: <20220930063527.108389-1-zhaogongyi@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.174.63] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To canpemm500005.china.huawei.com (7.192.104.229) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Correct test's name for mem-on-off-test.sh/cpu-on-off-test.sh. Signed-off-by: Zhao Gongyi Reviewed-by: David Hildenbrand --- Documentation/fault-injection/notifier-error-inject.rst | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) -- 2.17.1 diff --git a/Documentation/fault-injection/notifier-error-inject.rst b/Documentation/fault-injection/notifier-error-inject.rst index 1668b6e48d3a..fdf2dc433ead 100644 --- a/Documentation/fault-injection/notifier-error-inject.rst +++ b/Documentation/fault-injection/notifier-error-inject.rst @@ -91,8 +91,8 @@ For more usage examples There are tools/testing/selftests using the notifier error injection features for CPU and memory notifiers. - * tools/testing/selftests/cpu-hotplug/on-off-test.sh - * tools/testing/selftests/memory-hotplug/on-off-test.sh + * tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh + * tools/testing/selftests/memory-hotplug/mem-on-off-test.sh These scripts first do simple online and offline tests and then do fault injection tests if notifier error injection module is available.