linux-kernel - [PATCH 2/2] Documentation: tracing: Add per-group/all events enablement desciption

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Message-Id: <162264438901.302580.10697703336929432947.stgit@devnote2>
Date:   Wed,  2 Jun 2021 23:33:09 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Masami Hiramatsu <mhiramat@...nel.org>, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] Documentation: tracing: Add per-group/all events enablement desciption

Add ftrace.event.<GROUP>.enable and ftrace.event.enable bootconfig
description in the boot-time tracing document.

Signed-off-by: Masami Hiramatsu <mhiramat@...nel.org>
---
 Documentation/trace/boottime-trace.rst |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/trace/boottime-trace.rst b/Documentation/trace/boottime-trace.rst
index 89b64334929b..8053898cfeb4 100644
--- a/Documentation/trace/boottime-trace.rst
+++ b/Documentation/trace/boottime-trace.rst
@@ -99,6 +99,12 @@ These options are setting per-event options.
 ftrace.[instance.INSTANCE.]event.GROUP.EVENT.enable
    Enable GROUP:EVENT tracing.
 
+ftrace.[instance.INSTANCE.]event.GROUP.enable
+   Enable all event tracing within GROUP.
+
+ftrace.[instance.INSTANCE.]event.enable
+   Enable all event tracing.
+
 ftrace.[instance.INSTANCE.]event.GROUP.EVENT.filter = FILTER
    Set FILTER rule to the GROUP:EVENT.