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perf auxtrace: Fix period type 'i' not working 

PERF_ITRACE_PERIOD_INSTRUCTIONS is zero so it got overwritten by the
default period type.

Fix by checking if the period type was set rather than if the value was
zero when applying the default.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/1437150840-31811-12-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2015-07-17 19:33:46 +03:00 committed by Arnaldo Carvalho de Melo
parent 74d4582f43
commit f70cfa07e3
1 changed files with 5 additions and 1 deletions
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6
tools/perf/util/auxtrace.c
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@ -942,6 +942,7 @@ int itrace_parse_synth_opts(const struct option *opt, const char *str,
struct itrace_synth_opts *synth_opts = opt->value;
const char *p;
char *endptr;
bool period_type_set = false;
synth_opts->set = true;
@ -970,10 +971,12 @@ int itrace_parse_synth_opts(const struct option *opt, const char *str,
case 'i':
synth_opts->period_type =
PERF_ITRACE_PERIOD_INSTRUCTIONS;
period_type_set = true;
break;
case 't':
synth_opts->period_type =
PERF_ITRACE_PERIOD_TICKS;
period_type_set = true;
break;
case 'm':
synth_opts->period *= 1000;
@ -986,6 +989,7 @@ int itrace_parse_synth_opts(const struct option *opt, const char *str,
goto out_err;
synth_opts->period_type =
PERF_ITRACE_PERIOD_NANOSECS;
period_type_set = true;
break;
case '\0':
goto out;
@ -1039,7 +1043,7 @@ int itrace_parse_synth_opts(const struct option *opt, const char *str,
}
out:
if (synth_opts->instructions) {
if (!synth_opts->period_type)
if (!period_type_set)
synth_opts->period_type =
PERF_ITRACE_DEFAULT_PERIOD_TYPE;
if (!synth_opts->period)