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Subject[tip:perf/urgent] tracing: update documentation of snapshot utility
Commit-ID:  1abccd7419de9829bcdf9ab1f81d5f6cf74d55d3
Gitweb: http://git.kernel.org/tip/1abccd7419de9829bcdf9ab1f81d5f6cf74d55d3
Author: Hiraku Toyooka <hiraku.toyooka.gu@hitachi.com>
AuthorDate: Fri, 8 Mar 2013 16:32:25 +0900
Committer: Steven Rostedt <rostedt@goodmis.org>
CommitDate: Fri, 8 Mar 2013 06:27:11 -0500

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@hitachi.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
Documentation/trace/ftrace.txt | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

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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