From 2ae3a312c0ccd8ff615372f00aab1700aac27474 Mon Sep 17 00:00:00 2001
From: Arnaldo Carvalho de Melo <acme@redhat.com>
Date: Fri, 9 Aug 2013 12:28:31 -0300
Subject: perf trace: Allow specifying which syscalls to trace

Similar to -e in strace, i.e. a comma separated list of syscall names
to trace.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-5zku7q5wug3103k1dzn3yy63@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/Documentation/perf-trace.txt | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'tools/perf/Documentation')

diff --git a/tools/perf/Documentation/perf-trace.txt b/tools/perf/Documentation/perf-trace.txt
index 68718ccdd178..3b3552a8959e 100644
--- a/tools/perf/Documentation/perf-trace.txt
+++ b/tools/perf/Documentation/perf-trace.txt
@@ -26,6 +26,10 @@ OPTIONS
 --all-cpus::
         System-wide collection from all CPUs.
 
+-e::
+--expr::
+	List of events to show, currently only syscall names.
+
 -p::
 --pid=::
 	Record events on existing process ID (comma separated list).
-- 
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