v4.19.13 snapshot.
diff --git a/tools/perf/scripts/perl/failed-syscalls.pl b/tools/perf/scripts/perl/failed-syscalls.pl
new file mode 100644
index 0000000..55e7ae4
--- /dev/null
+++ b/tools/perf/scripts/perl/failed-syscalls.pl
@@ -0,0 +1,47 @@
+# failed system call counts
+# (c) 2010, Tom Zanussi <tzanussi@gmail.com>
+# Licensed under the terms of the GNU GPL License version 2
+#
+# Displays system-wide failed system call totals
+# If a [comm] arg is specified, only syscalls called by [comm] are displayed.
+
+use lib "$ENV{'PERF_EXEC_PATH'}/scripts/perl/Perf-Trace-Util/lib";
+use lib "./Perf-Trace-Util/lib";
+use Perf::Trace::Core;
+use Perf::Trace::Context;
+use Perf::Trace::Util;
+
+my $for_comm = shift;
+
+my %failed_syscalls;
+
+sub raw_syscalls::sys_exit
+{
+ my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
+ $common_pid, $common_comm,
+ $id, $ret) = @_;
+
+ if ($ret < 0) {
+ $failed_syscalls{$common_comm}++;
+ }
+}
+
+sub syscalls::sys_exit
+{
+ raw_syscalls::sys_exit(@_)
+}
+
+sub trace_end
+{
+ printf("\nfailed syscalls by comm:\n\n");
+
+ printf("%-20s %10s\n", "comm", "# errors");
+ printf("%-20s %6s %10s\n", "--------------------", "----------");
+
+ foreach my $comm (sort {$failed_syscalls{$b} <=> $failed_syscalls{$a}}
+ keys %failed_syscalls) {
+ next if ($for_comm && $comm ne $for_comm);
+
+ printf("%-20s %10s\n", $comm, $failed_syscalls{$comm});
+ }
+}