linux-kernel - [PATCH][GIT PULL][3.9] tracing: update documentation of snapshot utility

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Message-ID: <1362742418.31874.89.camel@gandalf.local.home>
Date:	Fri, 08 Mar 2013 06:33:38 -0500
From:	Steven Rostedt <rostedt@...dmis.org>
To:	LKML <linux-kernel@...r.kernel.org>
Cc:	Ingo Molnar <mingo@...nel.org>,
	Hiraku Toyooka <hiraku.toyooka.gu@...achi.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	"yrl.pp-manager.tt" <yrl.pp-manager.tt@...achi.com>
Subject: [PATCH][GIT PULL][3.9] tracing: update documentation of snapshot
 utility


Ingo,

This is based on top of my last pull request for tip/perf/urgent.

Thanks,

Please pull the latest tip/perf/urgent-2 tree, which can be found at:

  git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git
tip/perf/urgent-2

Head SHA1: 1abccd7419de9829bcdf9ab1f81d5f6cf74d55d3


Hiraku Toyooka (1):
      tracing: update documentation of snapshot utility

----
 Documentation/trace/ftrace.txt |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---------------------------
commit 1abccd7419de9829bcdf9ab1f81d5f6cf74d55d3
Author: Hiraku Toyooka <hiraku.toyooka.gu@...achi.com>
Date:   Fri Mar 8 16:32:25 2013 +0900

    tracing: update documentation of snapshot utility
    
    Now, "snapshot" file returns success on a reset of snapshot buffer
    even if the buffer wasn't allocated, instead of returning EINVAL.
    This patch updates snapshot desctiption according to the change.
    
    Link: http://lkml.kernel.org/r/51399409.4090207@hitachi.com
    
    Signed-off-by: Hiraku Toyooka <hiraku.toyooka.gu@...achi.com>
    Signed-off-by: Steven Rostedt <rostedt@...dmis.org>

diff --git a/Documentation/trace/ftrace.txt b/Documentation/trace/ftrace.txt
index 53d6a3c..a372304 100644
--- a/Documentation/trace/ftrace.txt
+++ b/Documentation/trace/ftrace.txt
@@ -1873,7 +1873,7 @@ feature:
 
 	status\input  |     0      |     1      |    else    |
 	--------------+------------+------------+------------+
-	not allocated |(do nothing)| alloc+swap |   EINVAL   |
+	not allocated |(do nothing)| alloc+swap |(do nothing)|
 	--------------+------------+------------+------------+
 	allocated     |    free    |    swap    |   clear    |
 	--------------+------------+------------+------------+


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