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[2/3] selftests/ftrace: Fix eprobe syntax test case to check filter support

Message ID 167309834742.640500.379128668288448035.stgit@devnote3
State Accepted
Commit a457e944df92789ab31aaf35fae9db064e3c51c4
Headers show
Series selftests/tracing: Fix some testcases for recent change | expand

Commit Message

Masami Hiramatsu (Google) Jan. 7, 2023, 1:32 p.m. UTC 
From: Masami Hiramatsu (Google) <mhiramat@kernel.org>

Fix eprobe syntax test case to check whether the kernel supports the filter
on eprobe for filter syntax test command. Without this fix, this test case
will fail if the kernel supports eprobe but doesn't support the filter on
eprobe.

Fixes: 9e14bae7d049 ("selftests/ftrace: Add eprobe syntax error testcase")
Cc: stable@vger.kernel.org
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
---
 .../test.d/dynevent/eprobes_syntax_errors.tc       |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/eprobes_syntax_errors.tc b/tools/testing/selftests/ftrace/test.d/dynevent/eprobes_syntax_errors.tc
index fc1daac7f066..4f5e8c665156 100644
--- a/tools/testing/selftests/ftrace/test.d/dynevent/eprobes_syntax_errors.tc
+++ b/tools/testing/selftests/ftrace/test.d/dynevent/eprobes_syntax_errors.tc
@@ -22,6 +22,8 @@  check_error 'e:foo/^bar.1 syscalls/sys_enter_openat'	# BAD_EVENT_NAME
 check_error 'e:foo/bar syscalls/sys_enter_openat arg=^dfd'	# BAD_FETCH_ARG
 check_error 'e:foo/bar syscalls/sys_enter_openat ^arg=$foo'	# BAD_ATTACH_ARG
 
-check_error 'e:foo/bar syscalls/sys_enter_openat if ^'	# NO_EP_FILTER
+if grep -q '<attached-group>\.<attached-event>.*\[if <filter>\]' README; then
+  check_error 'e:foo/bar syscalls/sys_enter_openat if ^'	# NO_EP_FILTER
+fi
 
 exit 0