linux-kernel - [tip:perf/core] perf sched: Document missing options

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Date:	Thu, 2 Dec 2010 11:46:01 GMT
From:	tip-bot for Shawn Bohrer <shawn.bohrer@...il.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, paulus@...ba.org,
	hpa@...or.com, mingo@...hat.com, a.p.zijlstra@...llo.nl,
	shawn.bohrer@...il.com, tglx@...utronix.de, mingo@...e.hu
Subject: [tip:perf/core] perf sched: Document missing options

Commit-ID:  1eacc94a66ce347abbf75f223361b21461331383
Gitweb:     http://git.kernel.org/tip/1eacc94a66ce347abbf75f223361b21461331383
Author:     Shawn Bohrer <shawn.bohrer@...il.com>
AuthorDate: Tue, 30 Nov 2010 19:57:18 -0600
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Wed, 1 Dec 2010 18:22:48 -0200

perf sched: Document missing options

Cc: Ingo Molnar <mingo@...e.hu>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
LKML-Reference: <1291168642-11402-11-git-send-email-shawn.bohrer@...il.com>
Signed-off-by: Shawn Bohrer <shawn.bohrer@...il.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/Documentation/perf-sched.txt |   18 ++++++++++++++++--
 1 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt
index 8417644..46822d5 100644
--- a/tools/perf/Documentation/perf-sched.txt
+++ b/tools/perf/Documentation/perf-sched.txt
@@ -8,11 +8,11 @@ perf-sched - Tool to trace/measure scheduler properties (latencies)
 SYNOPSIS
 --------
 [verse]
-'perf sched' {record|latency|replay|trace}
+'perf sched' {record|latency|map|replay|trace}
 
 DESCRIPTION
 -----------
-There are four variants of perf sched:
+There are five variants of perf sched:
 
   'perf sched record <command>' to record the scheduling events
   of an arbitrary workload.
@@ -30,8 +30,22 @@ There are four variants of perf sched:
   of the workload as it occurred when it was recorded - and can repeat
   it a number of times, measuring its performance.)
 
+  'perf sched map' to print a textual context-switching outline of
+  workload captured via perf sched record.  Columns stand for
+  individual CPUs, and the two-letter shortcuts stand for tasks that
+  are running on a CPU. A '*' denotes the CPU that had the event, and
+  a dot signals an idle CPU.
+
 OPTIONS
 -------
+-i::
+--input=<file>::
+        Input file name. (default: perf.data)
+
+-v::
+--verbose::
+        Be more verbose. (show symbol address, etc)
+
 -D::
 --dump-raw-trace=::
         Display verbose dump of the sched data.
--
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