[PATCH 10/11] ftrace: add doc for new option record-funcproto
From: Changbin Du <hidden>
Date: 2019-08-25 13:25:09
Also in:
linux-arch, linux-doc, linux-kbuild, linux-mips, linux-riscv, linux-s390, linux-sh, linuxppc-dev, lkml, sparclinux
Subsystem:
documentation, function hooks (ftrace), the rest, tracing · Maintainers:
Jonathan Corbet, Steven Rostedt, Masami Hiramatsu, Linus Torvalds
Just add the doc for our new feature. Signed-off-by: Changbin Du <redacted> --- Documentation/trace/ftrace.rst | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/Documentation/trace/ftrace.rst b/Documentation/trace/ftrace.rst
index f60079259669..c68fbbedb8bd 100644
--- a/Documentation/trace/ftrace.rst
+++ b/Documentation/trace/ftrace.rst@@ -988,6 +988,7 @@ To see what is available, simply cat the file:: nolatency-format record-cmd norecord-tgid + norecord-funcproto overwrite nodisable_on_free irq-info
@@ -1131,6 +1132,11 @@ Here are the available options: mapped Thread Group IDs (TGID) mapping to pids. See "saved_tgids". + record-funcproto + Record function parameters and return value. This option + is only supported by function_graph tracer on x86_64 + platform by now. + overwrite This controls what happens when the trace buffer is full. If "1" (default), the oldest events are
--
2.20.1
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