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authorHiraku Toyooka <hiraku.toyooka.gu@hitachi.com>2013-03-08 16:32:25 +0900
committerSteven Rostedt <rostedt@goodmis.org>2013-03-08 06:27:11 -0500
commit1abccd7419de9829bcdf9ab1f81d5f6cf74d55d3 (patch)
treeaafe423104f8d07e7419f870463b992f1515ee19
parentc9960e48543799f168c4c9486f9790fb686ce5a8 (diff)
downloadop-kernel-dev-1abccd7419de9829bcdf9ab1f81d5f6cf74d55d3.zip
op-kernel-dev-1abccd7419de9829bcdf9ab1f81d5f6cf74d55d3.tar.gz
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>
-rw-r--r--Documentation/trace/ftrace.txt2
1 files changed, 1 insertions, 1 deletions
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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