From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Masami Hiramatsu <mhiramat@kernel.org>
Subject: [for-next][PATCH 15/26] Documentation: tracing: Add tracing_on option to boot-time tracer
Date: Mon, 21 Sep 2020 21:24:29 -0400 [thread overview]
Message-ID: <20200922012452.179349207@goodmis.org> (raw)
In-Reply-To: 20200922012414.115238201@goodmis.org
From: Masami Hiramatsu <mhiramat@kernel.org>
Add tracing_on option description to the boot-time tracer.
Link: https://lkml.kernel.org/r/159978523520.485820.9250337223076929279.stgit@devnote2
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.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..9bc8aceb8c0a 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 starting boot-time tracing.
+ (you can enable it by the "traceon" event trigger action)
+
ftrace.[instance.INSTANCE.]trace_clock = CLOCK
Set given CLOCK to ftrace's trace_clock.
--
2.28.0
next prev parent reply other threads:[~2020-09-22 1:26 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-22 1:24 [for-next][PATCH 00/26] tracing: Updates for 5.10 Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 01/26] tools/bootconfig: Show bootconfig compact tree from bootconfig file Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 02/26] tools/bootconfig: Add list option Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 03/26] tools/bootconfig: Make all functions static Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 04/26] tools/bootconfig: Add a script to generate ftrace shell-command from bootconfig Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 05/26] tools/bootconfig: Add a script to generates bootconfig from ftrace Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 06/26] tools/bootconfig: Add --init option for bconf2ftrace.sh Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 07/26] tracing: toplevel d_entry already initialized Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 08/26] tracing: make tracing_init_dentry() returns an integer instead of a d_entry pointer Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 09/26] tracing: Delete repeated words in comments Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 10/26] tracing: Use __this_cpu_read() in trace_buffered_event_enable() Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 11/26] kprobes: Use module_name() macro Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 12/26] tracing: remove a pointless assignment Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 13/26] fgraph: Convert ret_stack tasklist scanning to rcu Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 14/26] tracing/boot: Add per-instance tracing_on option support Steven Rostedt
2020-09-22 1:24 ` Steven Rostedt [this message]
2020-09-22 1:24 ` [for-next][PATCH 16/26] tracing/kprobes: Support perf-style return probe Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 17/26] tracing/uprobes: " Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 18/26] Documentation: tracing: Add %return suffix description Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 19/26] Documentation: tracing: boot: Add an example of tracing function-calls Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 20/26] selftests/ftrace: Add %return suffix tests Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 21/26] kprobes: Init kprobes in early_initcall Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 22/26] tracing: Define event fields early stage Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 23/26] tracing: Enable adding dynamic events " Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 24/26] tracing: Enable creating new instance early boot Steven Rostedt
2020-09-23 23:52 ` Masami Hiramatsu
2020-09-24 16:40 ` [PATCH] tracing/boot: Initialize per-instance event list in " Masami Hiramatsu
2020-09-25 19:37 ` Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 25/26] tracing/boot, kprobe, synth: Initialize boot-time tracing earlier Steven Rostedt
2020-09-22 1:24 ` [for-next][PATCH 26/26] Documentation: tracing: Add the startup timing of boot-time tracing Steven Rostedt
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