Re: [PATCH] perf, tools, record: Support recording running/enabled time

From: David Ahern
Date: Wed Feb 25 2015 - 11:47:34 EST


On 2/24/15 4:13 PM, Andi Kleen wrote:
--- a/tools/perf/Documentation/perf-record.txt
+++ b/tools/perf/Documentation/perf-record.txt
@@ -241,6 +241,9 @@ Capture machine state (registers) at interrupt, i.e., on counter overflows for
each sample. List of captured registers depends on the architecture. This option
is off by default.

+--running::
+Record running and enabled time for read events (:S)
+
SEE ALSO
--------
linkperf:perf-stat[1], linkperf:perf-list[1]
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index d0d02a8..4fdad06 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -839,6 +839,8 @@ struct option __record_options[] = {
"use per-thread mmaps"),
OPT_BOOLEAN('I', "intr-regs", &record.opts.sample_intr_regs,
"Sample machine registers on interrupt"),
+ OPT_BOOLEAN(0, "running-time", &record.opts.running_time,
+ "Record running/enabled time of read (:S) events"),
OPT_END()

Documentation differs from option in the record command.

David

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