[tip:perf/core] perf config: Document 'man.viewer' variable in man page

[tip-bot for Taeung Song]

Commit-ID:  08b75b409e3799553a3536e628f1dba4c87d7c14
Gitweb:     http://git.kernel.org/tip/08b75b409e3799553a3536e628f1dba4c87d7c14
Author:     Taeung Song <treeze.taeung@xxxxxxxxx>
AuthorDate: Thu, 4 Feb 2016 18:25:10 +0900
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 4 Feb 2016 11:46:54 -0300

perf config: Document 'man.viewer' variable in man page

Explain 'man.viewer' variable and how to add new man viewer tools.

Signed-off-by: Taeung Song <treeze.taeung@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1454577913-16401-6-git-send-email-treeze.taeung@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/Documentation/perf-config.txt | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt
index 5e1db5ae..fd3f048 100644
--- a/tools/perf/Documentation/perf-config.txt
+++ b/tools/perf/Documentation/perf-config.txt
@@ -412,6 +412,15 @@ top.*::
 		column by default.
 		The default is 'true'.
 
+man.*::
+	man.viewer::
+		This option can assign a tool to view manual pages when 'help'
+		subcommand was invoked. Supported tools are 'man', 'woman'
+		(with emacs client) and 'konqueror'. Default is 'man'.
+
+		New man viewer tool can be also added using 'man.<tool>.cmd'
+		or use different path using 'man.<tool>.path' config option.
+
 SEE ALSO
 --------
 linkperf:perf[1]