| Date | Mon, 23 Jul 2012 20:15:21 +0200 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [PATCH 09/11] perf top: error handling for counter creation should parallel perf-record |
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Em Fri, Jul 20, 2012 at 05:25:54PM -0600, David Ahern escreveu: > diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c > index e3cab5f..0ce665c 100644 > --- a/tools/perf/builtin-top.c > +++ b/tools/perf/builtin-top.c > @@ -943,8 +943,10 @@ try_again: > * based cpu-clock-tick sw counter, which > * is always available even if no PMU support: > */ > - if (attr->type == PERF_TYPE_HARDWARE && > - attr->config == PERF_COUNT_HW_CPU_CYCLES) { > + if ((err == ENOENT || err == ENXIO) > + && attr->type == PERF_TYPE_HARDWARE > + && attr->config == PERF_COUNT_HW_CPU_CYCLES) { > +
usual style:
if ((err == ENOENT || err == ENXIO) && attr->type == PERF_TYPE_HARDWARE && attr->config == PERF_COUNT_HW_CPU_CYCLES) {
- Arnaldo
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