perf tools: Introduce callgraph_set for callgraph option
Introduce callgraph_set to indicate whether the callgraph option was set
by user.
Signed-off-by: Kan Liang <kan.liang@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/1438162936-59698-4-git-send-email-kan.liang@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 445a64d..f51131b 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -762,12 +762,14 @@
callchain_param.dump_size);
}
-int record_parse_callchain_opt(const struct option *opt __maybe_unused,
+int record_parse_callchain_opt(const struct option *opt,
const char *arg,
int unset)
{
int ret;
+ struct record_opts *record = (struct record_opts *)opt->value;
+ record->callgraph_set = true;
callchain_param.enabled = !unset;
/* --no-call-graph */
@@ -784,10 +786,13 @@
return ret;
}
-int record_callchain_opt(const struct option *opt __maybe_unused,
+int record_callchain_opt(const struct option *opt,
const char *arg __maybe_unused,
int unset __maybe_unused)
{
+ struct record_opts *record = (struct record_opts *)opt->value;
+
+ record->callgraph_set = true;
callchain_param.enabled = true;
if (callchain_param.record_mode == CALLCHAIN_NONE)
diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index cf459f8..cccb4cf 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -52,6 +52,7 @@
bool sample_weight;
bool sample_time;
bool sample_time_set;
+ bool callgraph_set;
bool period;
bool sample_intr_regs;
bool running_time;