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| author | Tom Zanussi <tzanussi@gmail.com> | 2010-05-10 08:46:56 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-05-11 02:50:58 +0400 |
| commit | a3412d9b358d37fce4527fd67ea601635f2b9496 (patch) | |
| tree | 9d42ab5a3949134197debc9bd874a9b0d30b632a /tools/perf/scripts/perl | |
| parent | e366728d57cb8c708f76b282ae194c6044355b5f (diff) | |
| download | linux-a3412d9b358d37fce4527fd67ea601635f2b9496.tar.xz | |
perf/trace/scripting: workqueue-stats script cleanup
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>
Diffstat (limited to 'tools/perf/scripts/perl')
| -rw-r--r-- | tools/perf/scripts/perl/workqueue-stats.pl | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/tools/perf/scripts/perl/workqueue-stats.pl b/tools/perf/scripts/perl/workqueue-stats.pl index 511302c8a494..b84b12699b70 100644 --- a/tools/perf/scripts/perl/workqueue-stats.pl +++ b/tools/perf/scripts/perl/workqueue-stats.pl @@ -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); |