linux-kernel - [PATCH -next v3 1/3] selftests/memory-hotplug: Add checking after online or offline

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Message-ID: <20220926130341.253039-2-zhaogongyi@huawei.com>
Date:   Mon, 26 Sep 2022 21:03:39 +0800
From:   Zhao Gongyi <zhaogongyi@...wei.com>
To:     <linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-mm@...ck.org>, <linux-kselftest@...r.kernel.org>
CC:     <akinobu.mita@...il.com>, <corbet@....net>, <david@...hat.com>,
        <osalvador@...e.de>, <shuah@...nel.org>,
        Zhao Gongyi <zhaogongyi@...wei.com>
Subject: [PATCH -next v3 1/3] selftests/memory-hotplug: Add checking after online or offline

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 <zhaogongyi@...wei.com>
---
 .../selftests/memory-hotplug/mem-on-off-test.sh   | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

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..3edda1f13f7b 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 +266,10 @@ done
 #
 echo $error > $NOTIFIER_ERR_INJECT_DIR/actions/MEM_GOING_ONLINE/error
 for memory in `hotpluggable_offline_memory`; do
-	online_memory_expect_fail $memory
+	online_memory_expect_fail $memory || {
+		echo "online memory $memory: unexpected success"
+		retval=1
+	}
 done

 #
@@ -274,7 +277,10 @@ done
 #
 echo 0 > $NOTIFIER_ERR_INJECT_DIR/actions/MEM_GOING_ONLINE/error
 for memory in `hotpluggable_offline_memory`; do
-	online_memory_expect_success $memory
+	online_memory_expect_success $memory || {
+		echo "online memory $memory: unexpected fail"
+		retval=1
+	}
 done

 #
@@ -283,7 +289,10 @@ 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
+		offline_memory_expect_fail $memory || {
+			echo "offline memory $memory: unexpected success"
+			retval=1
+		}
 	fi
 done

--
2.17.1