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Date:   Thu, 13 Apr 2017 11:32:12 +0530
From:   Ravi Bangoria <>
        Ravi Bangoria <>
Subject: [PATCH] perf trace: Add usage of --no-syscalls in man page

perf trace supports --no-syscalls option but it's not listed in
the man page. (Though, I see an example using --no-syscalls in
EXAMPLES section.)

Signed-off-by: Ravi Bangoria <>
 tools/perf/Documentation/perf-trace.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/perf/Documentation/perf-trace.txt b/tools/perf/Documentation/perf-trace.txt
index afd7286..c1e3288 100644
--- a/tools/perf/Documentation/perf-trace.txt
+++ b/tools/perf/Documentation/perf-trace.txt
@@ -123,7 +123,8 @@ the thread executes on the designated CPUs. Default is to monitor all CPUs.
 	major or all pagefaults. Default value is maj.
-	Trace system calls. This options is enabled by default.
+	Trace system calls. This options is enabled by default, disable with
+	--no-syscalls.
 --call-graph [mode,type,min[,limit],order[,key][,branch]]::
         Setup and enable call-graph (stack chain/backtrace) recording.

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