Commit-ID:  f70cfa07e3675a115265e32d6357272275358cdb
Gitweb:     http://git.kernel.org/tip/f70cfa07e3675a115265e32d6357272275358cdb
Author:     Adrian Hunter <[email protected]>
AuthorDate: Fri, 17 Jul 2015 19:33:46 +0300
Committer:  Arnaldo Carvalho de Melo <[email protected]>
CommitDate: Thu, 6 Aug 2015 16:47:58 -0300

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 <[email protected]>
Cc: Jiri Olsa <[email protected]>
Link: 
http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/util/auxtrace.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index 83d9dd9..a25b360 100644
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -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)
--
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