[PATCH 01/38] perf stat: Don't show counter information when workload fails

2014-01-13 Thread Arnaldo Carvalho de Melo
From: Arnaldo Carvalho de Melo When starting a workload 'stat' wasn't using prepare_workload evlist method's signal based exec() error reporting mechanism. Use it so that the we don't report 'not counted' counters. Before: [acme@zoo linux]$ perf stat dfadsfa dfadsfa: No such file or

[PATCH 01/38] perf stat: Don't show counter information when workload fails

2014-01-13 Thread Arnaldo Carvalho de Melo
From: Arnaldo Carvalho de Melo a...@redhat.com When starting a workload 'stat' wasn't using prepare_workload evlist method's signal based exec() error reporting mechanism. Use it so that the we don't report 'not counted' counters. Before: [acme@zoo linux]$ perf stat dfadsfa dfadsfa: No