From: Masami Hiramatsu <mhiramat@kernel.org>
To: Steven Rostedt <rostedt@goodmis.org>, Jonathan Corbet <corbet@lwn.net>
Cc: mhiramat@kernel.org, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org
Subject: [PATCH 3/6] Documentation: tracing: Add tracing_on option to boot-time tracer
Date: Mon, 31 Aug 2020 21:45:52 +0900 [thread overview]
Message-ID: <159887795239.1330989.17724824075048692028.stgit@devnote2> (raw)
In-Reply-To: <159887792384.1330989.5993224243767476896.stgit@devnote2>
Add tracing_on option description to the boot-time tracer.
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
---
Documentation/trace/boottime-trace.rst | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/trace/boottime-trace.rst b/Documentation/trace/boottime-trace.rst
index dcb390075ca1..1341b449acaa 100644
--- a/Documentation/trace/boottime-trace.rst
+++ b/Documentation/trace/boottime-trace.rst
@@ -61,6 +61,10 @@ These options can be used for each instance including global ftrace node.
ftrace.[instance.INSTANCE.]options = OPT1[, OPT2[...]]
Enable given ftrace options.
+ftrace.[instance.INSTANCE.]tracing_on = 0|1
+ Enable/Disable tracing on this instance when boot.
+ (you can enable it by the "traceon" event trigger action)
+
ftrace.[instance.INSTANCE.]trace_clock = CLOCK
Set given CLOCK to ftrace's trace_clock.
next prev parent reply other threads:[~2020-08-31 12:46 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-31 12:45 [PATCH 0/6] tracing/boot: Add new options for tracing specific period Masami Hiramatsu
2020-08-31 12:45 ` [PATCH 1/6] kprobes: tracing/kprobes: Fix to kill kprobes on initmem after boot Masami Hiramatsu
2020-08-31 16:25 ` kernel test robot
2020-09-01 6:27 ` Masami Hiramatsu
2020-08-31 12:45 ` [PATCH 2/6] tracing/boot: Add per-instance tracing_on option support Masami Hiramatsu
2020-08-31 12:45 ` Masami Hiramatsu [this message]
2020-08-31 12:46 ` [PATCH 4/6] tracing/kprobes: Support perf-style return probe Masami Hiramatsu
2020-08-31 12:46 ` [PATCH 5/6] Documentation: tracing: Add %return suffix description Masami Hiramatsu
2020-08-31 18:50 ` Randy Dunlap
2020-08-31 22:27 ` Masami Hiramatsu
2020-09-01 5:46 ` Masami Hiramatsu
2020-08-31 12:46 ` [PATCH 6/6] Documentation: tracing: boot: Add an example of tracing function-calls Masami Hiramatsu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=159887795239.1330989.17724824075048692028.stgit@devnote2 \
--to=mhiramat@kernel.org \
--cc=corbet@lwn.net \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=rostedt@goodmis.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).