linux-kernel - [PATCH] selftests/net: skip psock_tpacket test if KALLSYMS was not enabled

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Date:   Wed, 12 Jun 2019 14:47:52 +0800
From:   Po-Hsu Lin <po-hsu.lin@...onical.com>
To:     davem@...emloft.net, shuah@...nel.org
Cc:     netdev@...r.kernel.org, linux-kselftest@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] selftests/net: skip psock_tpacket test if KALLSYMS was not enabled

The psock_tpacket test will need to access /proc/kallsyms, this would
require the kernel config CONFIG_KALLSYMS to be enabled first.

Check the file existence to determine if we can run this test.

Signed-off-by: Po-Hsu Lin <po-hsu.lin@...onical.com>
---
 tools/testing/selftests/net/run_afpackettests | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/tools/testing/selftests/net/run_afpackettests b/tools/testing/selftests/net/run_afpackettests
index ea5938e..8b42e8b 100755
--- a/tools/testing/selftests/net/run_afpackettests
+++ b/tools/testing/selftests/net/run_afpackettests
@@ -21,12 +21,16 @@ fi
 echo "--------------------"
 echo "running psock_tpacket test"
 echo "--------------------"
-./in_netns.sh ./psock_tpacket
-if [ $? -ne 0 ]; then
-	echo "[FAIL]"
-	ret=1
+if [ -f /proc/kallsyms ]; then
+	./in_netns.sh ./psock_tpacket
+	if [ $? -ne 0 ]; then
+		echo "[FAIL]"
+		ret=1
+	else
+		echo "[PASS]"
+	fi
 else
-	echo "[PASS]"
+	echo "[SKIP] CONFIG_KALLSYMS not enabled"
 fi
 
 echo "--------------------"
-- 
2.7.4