+++ /dev/null
-#!/usr/bin/perl -w
-# (c) 2009, Tom Zanussi <tzanussi@gmail.com>
-# Licensed under the terms of the GNU GPL License version 2
-
-# Displays workqueue stats
-#
-# Usage:
-#
-# perf record -c 1 -f -a -R -e workqueue:workqueue_creation -e
-# workqueue:workqueue_destruction -e workqueue:workqueue_execution
-# -e workqueue:workqueue_insertion
-#
-# perf script -p -s tools/perf/scripts/perl/workqueue-stats.pl
-
-use 5.010000;
-use strict;
-use warnings;
-
-use lib "$ENV{'PERF_EXEC_PATH'}/scripts/perl/Perf-Trace-Util/lib";
-use lib "./Perf-Trace-Util/lib";
-use Perf::Trace::Core;
-use Perf::Trace::Util;
-
-my @cpus;
-
-sub workqueue::workqueue_destruction
-{
- my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
- $common_pid, $common_comm,
- $thread_comm, $thread_pid) = @_;
-
- $cpus[$common_cpu]{$thread_pid}{destroyed}++;
- $cpus[$common_cpu]{$thread_pid}{comm} = $thread_comm;
-}
-
-sub workqueue::workqueue_creation
-{
- my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
- $common_pid, $common_comm,
- $thread_comm, $thread_pid, $cpu) = @_;
-
- $cpus[$common_cpu]{$thread_pid}{created}++;
- $cpus[$common_cpu]{$thread_pid}{comm} = $thread_comm;
-}
-
-sub workqueue::workqueue_execution
-{
- my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
- $common_pid, $common_comm,
- $thread_comm, $thread_pid, $func) = @_;
-
- $cpus[$common_cpu]{$thread_pid}{executed}++;
- $cpus[$common_cpu]{$thread_pid}{comm} = $thread_comm;
-}
-
-sub workqueue::workqueue_insertion
-{
- my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
- $common_pid, $common_comm,
- $thread_comm, $thread_pid, $func) = @_;
-
- $cpus[$common_cpu]{$thread_pid}{inserted}++;
- $cpus[$common_cpu]{$thread_pid}{comm} = $thread_comm;
-}
-
-sub trace_end
-{
- print "workqueue work stats:\n\n";
- my $cpu = 0;
- printf("%3s %6s %6s\t%-20s\n", "cpu", "ins", "exec", "name");
- printf("%3s %6s %6s\t%-20s\n", "---", "---", "----", "----");
- foreach my $pidhash (@cpus) {
- while ((my $pid, my $wqhash) = each %$pidhash) {
- my $ins = $$wqhash{'inserted'} || 0;
- my $exe = $$wqhash{'executed'} || 0;
- my $comm = $$wqhash{'comm'} || "";
- if ($ins || $exe) {
- printf("%3u %6u %6u\t%-20s\n", $cpu, $ins, $exe, $comm);
- }
- }
- $cpu++;
- }
-
- $cpu = 0;
- print "\nworkqueue lifecycle stats:\n\n";
- printf("%3s %6s %6s\t%-20s\n", "cpu", "created", "destroyed", "name");
- printf("%3s %6s %6s\t%-20s\n", "---", "-------", "---------", "----");
- foreach my $pidhash (@cpus) {
- while ((my $pid, my $wqhash) = each %$pidhash) {
- my $created = $$wqhash{'created'} || 0;
- my $destroyed = $$wqhash{'destroyed'} || 0;
- my $comm = $$wqhash{'comm'} || "";
- if ($created || $destroyed) {
- printf("%3u %6u %6u\t%-20s\n", $cpu, $created, $destroyed,
- $comm);
- }
- }
- $cpu++;
- }
-
- print_unhandled();
-}
-
-my %unhandled;
-
-sub print_unhandled
-{
- if ((scalar keys %unhandled) == 0) {
- return;
- }
-
- print "\nunhandled events:\n\n";
-
- printf("%-40s %10s\n", "event", "count");
- printf("%-40s %10s\n", "----------------------------------------",
- "-----------");
-
- foreach my $event_name (keys %unhandled) {
- printf("%-40s %10d\n", $event_name, $unhandled{$event_name});
- }
-}
-
-sub trace_unhandled
-{
- my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
- $common_pid, $common_comm) = @_;
-
- $unhandled{$event_name}++;
-}