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| author | Masami Hiramatsu <mhiramat@kernel.org> | 2018-08-16 18:50:47 +0900 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2018-08-31 16:34:49 -0600 |
| commit | 8a2933cfe7841cf8e3ed268b13210b71a80aabf0 (patch) | |
| tree | 6338e0bdd57e8344e5b6ac3dce5257fddac0375f /Documentation/trace | |
| parent | ff7872ef6f9ada550e81a177f8792da766e554d8 (diff) | |
docs: tracing: Add stacktrace filter command
Add a description of stacktrace filter command.
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/trace')
| -rw-r--r-- | Documentation/trace/ftrace.rst | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/trace/ftrace.rst b/Documentation/trace/ftrace.rst index 7ea16a0ceffc..f82434f2795e 100644 --- a/Documentation/trace/ftrace.rst +++ b/Documentation/trace/ftrace.rst @@ -2987,6 +2987,9 @@ The following commands are supported: command, it only prints out the contents of the ring buffer for the CPU that executed the function that triggered the dump. +- stacktrace: + When the function is hit, a stack trace is recorded. + trace_pipe ---------- |