[patch] timer_stats, doc: Readout of /proc/timer_stats doesn't disable sampling

Michael Kerrisk (man-pages)
2014-05-02T10:13:23Z

From: Michael Kerrisk <mtk.manpages@gmail.com>

Some simple testing shows that reading from /proc/timer_stats
does not disable sampling. Looking back over past source code,
it appears that it never did.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
---
Documentation/timers/timer_stats.txt | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Documentation/timers/timer_stats.txt b/Documentation/timers/timer_stats.txt
index 8abd40b..de835ee 100644
--- a/Documentation/timers/timer_stats.txt
+++ b/Documentation/timers/timer_stats.txt
@@ -39,9 +39,9 @@ To stop a sample period issue:
The statistics can be retrieved by:
# cat /proc/timer_stats

-The readout of /proc/timer_stats automatically disables sampling. The sampled
-information is kept until a new sample period is started. This allows multiple
-readouts.
+While sampling is enabled, each readout from /proc/timer_stats will see
+newly updated statistics. Once sampling is disabled, the sampled information
+is kept until a new sample period is started. This allows multiple readouts.

Sample output of /proc/timer_stats:

--
1.9.0