Commit-ID: 5610032135c05e7bf9cba231826577a01719d010
Gitweb: http://git.kernel.org/tip/5610032135c05e7bf9cba231826577a01719d010
Author: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
AuthorDate: Wed, 10 Jun 2015 16:48:50 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 10 Jun 2015 12:00:27 -0300
perf record: Amend option summaries
Because there's too many options and I cannot read, I frequently get
confused between -c and -P, and try to do things like:
perf record -P 50000 -- foo
Which does not work; try and make the option description slightly longer
and hopefully less confusing.
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/20150610144850.GP19282@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
[ Do those changes on the man page as well ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/Documentation/perf-record.txt | 10 +++++++---
tools/perf/builtin-record.c | 7 +++----
2 files changed, 10 insertions(+), 7 deletions(-)
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt
index 280533e..6fdf786 100644
--- a/tools/perf/Documentation/perf-record.txt
+++ b/tools/perf/Documentation/perf-record.txt
@@ -152,12 +152,16 @@ OPTIONS
-d::
--data::
- Sample addresses.
+ Record the sample addresses.
-T::
--timestamp::
- Sample timestamps. Use it with 'perf report -D' to see the timestamps,
- for instance.
+ Record the sample timestamps. Use it with 'perf report -D' to see the
+ timestamps, for instance.
+
+-P::
+--period::
+ Record the sample period.
-n::
--no-samples::
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index d3731cc..4d6cdeb 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -1027,10 +1027,9 @@ struct option __record_options[] = {
OPT_BOOLEAN('q', "quiet", &quiet, "don't print any message"),
OPT_BOOLEAN('s', "stat", &record.opts.inherit_stat,
"per thread counts"),
- OPT_BOOLEAN('d', "data", &record.opts.sample_address,
- "Sample addresses"),
- OPT_BOOLEAN('T', "timestamp", &record.opts.sample_time, "Sample timestamps"),
- OPT_BOOLEAN('P', "period", &record.opts.period, "Sample period"),
+ OPT_BOOLEAN('d', "data", &record.opts.sample_address, "Record the sample addresses"),
+ OPT_BOOLEAN('T', "timestamp", &record.opts.sample_time, "Record the sample timestamps"),
+ OPT_BOOLEAN('P', "period", &record.opts.period, "Record the sample period"),
OPT_BOOLEAN('n', "no-samples", &record.opts.no_samples,
"don't sample"),
OPT_BOOLEAN('N', "no-buildid-cache", &record.no_buildid_cache,
--
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