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perf/trace/scripting: workqueue-stats script cleanup

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Some minor fixes for the workqueue-stats script:

 - Fix nuisance 'use of uninitialized value' warnings

Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
LKML-Reference: <1273466820-9330-6-git-send-email-tzanussi@gmail.com>
Signed-off-by: Tom Zanussi <tzanussi@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Tom Zanussi 2010-05-09 23:46:56 -05:00 committed by Arnaldo Carvalho de Melo
parent e366728d57
commit a3412d9b35
1 changed files with 6 additions and 6 deletions
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12
tools/perf/scripts/perl/workqueue-stats.pl
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@ -71,9 +71,9 @@ sub trace_end
printf("%3s %6s %6s\t%-20s\n", "---", "---", "----", "----");
foreach my $pidhash (@cpus) {
while ((my $pid, my $wqhash) = each %$pidhash) {
my $ins = $$wqhash{'inserted'};
my $exe = $$wqhash{'executed'};
my $comm = $$wqhash{'comm'};
my $ins = $$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);
}
@ -87,9 +87,9 @@ sub trace_end
printf("%3s %6s %6s\t%-20s\n", "---", "-------", "---------", "----");
foreach my $pidhash (@cpus) {
while ((my $pid, my $wqhash) = each %$pidhash) {
my $created = $$wqhash{'created'};
my $destroyed = $$wqhash{'destroyed'};
my $comm = $$wqhash{'comm'};
my $created = $$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);