From: "Masami Hiramatsu (Google)" <mhiramat@kernel.org>
To: Shuah Khan <shuah@kernel.org>, Steven Rostedt <rostedt@goodmis.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>,
linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org
Subject: [PATCH 1/3] tracing/eprobe: Fix to add filter on eprobe description in README file
Date: Sat, 7 Jan 2023 22:32:17 +0900 [thread overview]
Message-ID: <167309833728.640500.12232259238201433587.stgit@devnote3> (raw)
In-Reply-To: <167309832823.640500.13244630381161014364.stgit@devnote3>
From: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Fix to add a description of the filter on eprobe in README file. This
is required to identify the kernel supports the filter on eprobe or not.
Fixes: 752be5c5c910 ("tracing/eprobe: Add eprobe filter support")
Cc: stable@vger.kernel.org
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
---
kernel/trace/trace.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index a555a861b978..d0c22766dc26 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -5598,7 +5598,7 @@ static const char readme_msg[] =
#ifdef CONFIG_HIST_TRIGGERS
"\t s:[synthetic/]<event> <field> [<field>]\n"
#endif
- "\t e[:[<group>/][<event>]] <attached-group>.<attached-event> [<args>]\n"
+ "\t e[:[<group>/][<event>]] <attached-group>.<attached-event> [<args>] [if <filter>]\n"
"\t -:[<group>/][<event>]\n"
#ifdef CONFIG_KPROBE_EVENTS
"\t place: [<module>:]<symbol>[+<offset>]|<memaddr>\n"
next prev parent reply other threads:[~2023-01-07 13:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-07 13:32 [PATCH 0/3] selftests/tracing: Fix some testcases for recent change Masami Hiramatsu (Google)
2023-01-07 13:32 ` Masami Hiramatsu (Google) [this message]
2023-01-07 13:32 ` [PATCH 2/3] selftests/ftrace: Fix eprobe syntax test case to check filter support Masami Hiramatsu (Google)
2023-01-07 13:32 ` [PATCH 3/3] selftests/ftrace: Fix probepoint testcase to ignore __pfx_* symbols Masami Hiramatsu (Google)
2023-01-08 21:31 ` [PATCH 0/3] selftests/tracing: Fix some testcases for recent change Steven Rostedt
2023-01-26 20:43 ` Shuah Khan
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