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-rw-r--r--tools/perf/Documentation/perf-trace-perl.txt3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/Documentation/perf-trace-perl.txt b/tools/perf/Documentation/perf-trace-perl.txt
index c5f55f43909..d2206c3c7aa 100644
--- a/tools/perf/Documentation/perf-trace-perl.txt
+++ b/tools/perf/Documentation/perf-trace-perl.txt
@@ -8,7 +8,7 @@ perf-trace-perl - Process trace data with a Perl script
SYNOPSIS
--------
[verse]
-'perf trace' [-s [lang]:script[.ext] ]
+'perf trace' [-s [Perl]:script[.pl] ]
DESCRIPTION
-----------
@@ -213,6 +213,7 @@ Various utility functions for use with perf trace:
nsecs_nsecs($nsecs) - returns nsecs remainder given nsecs
nsecs_str($nsecs) - returns printable string in the form secs.nsecs
avg($total, $n) - returns average given a sum and a total number of values
+ syscall_name($id) - returns the syscall name for the specified syscall_nr
SEE ALSO
--------