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From: Changbin Du <changbin.du@gmail.com>
To: Steven Rostedt <rostedt@goodmis.org>, Ingo Molnar <mingo@redhat.com>
Cc: linux-arch@vger.kernel.org, Jonathan Corbet <corbet@lwn.net>,
	linux-parisc@vger.kernel.org, linux-doc@vger.kernel.org,
	linux-sh@vger.kernel.org, linux-s390@vger.kernel.org,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	linux-mips@vger.kernel.org, Jessica Yu <jeyu@kernel.org>,
	sparclinux@vger.kernel.org, linux-kbuild@vger.kernel.org,
	Thomas Gleixner <tglx@linutronix.de>,
	linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org,
	Changbin Du <changbin.du@gmail.com>
Subject: [PATCH 10/11] ftrace: add doc for new option record-funcproto
Date: Sun, 25 Aug 2019 21:23:29 +0800
Message-ID: <20190825132330.5015-11-changbin.du@gmail.com> (raw)
In-Reply-To: <20190825132330.5015-1-changbin.du@gmail.com>

Just add the doc for our new feature.

Signed-off-by: Changbin Du <changbin.du@gmail.com>
---
 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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  parent reply index

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-25 13:23 [PATCH 00/11] ftrace: add support for recording function parameters and return value Changbin Du
2019-08-25 13:23 ` [PATCH 01/11] ftrace: move recordmcount tools to scripts/ftrace Changbin Du
2019-08-26 22:44   ` Steven Rostedt
2019-08-28 23:41     ` Changbin Du
2019-08-25 13:23 ` [PATCH 02/11] ftrace: introduce new building tool funcprototype Changbin Du
2019-08-25 13:23 ` [PATCH 03/11] asm-generic: add generic dwarf definition Changbin Du
2019-08-26  7:42   ` Peter Zijlstra
2019-08-26 22:25     ` Changbin Du
2019-08-25 13:23 ` [PATCH 04/11] ftrace/hash: add private data field Changbin Du
2019-08-25 13:23 ` [PATCH 05/11] ftrace: create memcache for hash entries Changbin Du
2019-08-26  7:44   ` Peter Zijlstra
2019-08-26 22:35     ` Changbin Du
2019-08-25 13:23 ` [PATCH 06/11] ftrace: process function prototype data in vmlinux and modules Changbin Du
2019-08-25 13:23 ` [PATCH 07/11] ftrace: prepare arch specific interfaces for function prototype feature Changbin Du
2019-08-25 13:23 ` [PATCH 08/11] ftrace: introduce core part of function prototype recording Changbin Du
2019-08-25 13:23 ` [PATCH 09/11] x86_64: add function prototype recording support Changbin Du
2019-08-25 13:23 ` Changbin Du [this message]
2019-08-25 13:23 ` [PATCH 11/11] MAINTAINERS: make scripts/ftrace/ maintained Changbin Du

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