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doc: tracing: Fix a typo of trace_stat 

The name of the directory for per-cpu function statistics
is trace_stat, not trace_stats.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Masami Hiramatsu 2018-07-26 21:43:36 +09:00 committed by Jonathan Corbet
parent fe3136f441
commit 1fee4f7752
2 changed files with 3 additions and 3 deletions
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4
Documentation/trace/ftrace.rst
View File

@ -329,9 +329,9 @@ of ftrace. Here is a list of some of the key files:
track of the time spent in those functions. The histogram track of the time spent in those functions. The histogram
content can be displayed in the files: content can be displayed in the files:
trace_stats/function<cpu> ( function0, function1, etc). trace_stat/function<cpu> ( function0, function1, etc).
trace_stats: trace_stat:
A directory that holds different tracing stats. A directory that holds different tracing stats.

2
kernel/trace/Kconfig
View File

@ -521,7 +521,7 @@ config FUNCTION_PROFILER
in debugfs called function_profile_enabled which defaults to zero. in debugfs called function_profile_enabled which defaults to zero.
When a 1 is echoed into this file profiling begins, and when a When a 1 is echoed into this file profiling begins, and when a
zero is entered, profiling stops. A "functions" file is created in zero is entered, profiling stops. A "functions" file is created in
the trace_stats directory; this file shows the list of functions that the trace_stat directory; this file shows the list of functions that
have been hit and their counters. have been hit and their counters.
If in doubt, say N. If in doubt, say N.