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.

Link: https://lkml.kernel.org/r/162264438901.302580.10697703336929432947.stgit@devnote2

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
This commit is contained in:
Masami Hiramatsu 2021-06-02 23:33:09 +09:00 committed by Steven Rostedt (VMware)
parent 4f99f84899
commit ee0a07017a
1 changed files with 6 additions and 0 deletions

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@ -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.