linux-kernel - [PATCH] docs: ftrace: fix the wrong path of tracefs

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20211113133722.GA11656@pc>
Date:   Sat, 13 Nov 2021 21:37:34 +0800
From:   Zhaoyu Liu <zackary.liu.pro@...il.com>
To:     corbet@....net, rostedt@...dmis.org, mingo@...hat.com
Cc:     linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] docs: ftrace: fix the wrong path of tracefs

Delete "tracing" due to it has been included in /proc/mounts.
Delete "echo nop > $tracefs/tracing/current_tracer", maybe
this command is redundant.

Signed-off-by: Zhaoyu Liu <zackary.liu.pro@...il.com>
---
 Documentation/trace/ftrace.rst | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/Documentation/trace/ftrace.rst b/Documentation/trace/ftrace.rst
index 4e5b26f03d5b..b3166c4a7867 100644
--- a/Documentation/trace/ftrace.rst
+++ b/Documentation/trace/ftrace.rst
@@ -2442,11 +2442,10 @@ Or this simple script!
   #!/bin/bash
 
   tracefs=`sed -ne 's/^tracefs \(.*\) tracefs.*/\1/p' /proc/mounts`
-  echo nop > $tracefs/tracing/current_tracer
-  echo 0 > $tracefs/tracing/tracing_on
-  echo $$ > $tracefs/tracing/set_ftrace_pid
-  echo function > $tracefs/tracing/current_tracer
-  echo 1 > $tracefs/tracing/tracing_on
+  echo 0 > $tracefs/tracing_on
+  echo $$ > $tracefs/set_ftrace_pid
+  echo function > $tracefs/current_tracer
+  echo 1 > $tracefs/tracing_on
   exec "$@"
 
 
-- 
2.17.1