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-rw-r--r--tools/perf/builtin-record.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index f6426b4..f4c3fbe 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -45,7 +45,7 @@ static int freq = 1000;
static int output;
static int pipe_output = 0;
static const char *output_name = NULL;
-static int group = 0;
+static bool group = false;
static int realtime_prio = 0;
static bool nodelay = false;
static bool raw_samples = false;
@@ -161,6 +161,7 @@ static void config_attr(struct perf_evsel *evsel, struct perf_evlist *evlist)
struct perf_event_attr *attr = &evsel->attr;
int track = !evsel->idx; /* only the first counter needs these */
+ attr->disabled = 1;
attr->inherit = !no_inherit;
attr->read_format = PERF_FORMAT_TOTAL_TIME_ENABLED |
PERF_FORMAT_TOTAL_TIME_RUNNING |
@@ -671,6 +672,8 @@ static int __cmd_record(int argc, const char **argv)
}
}
+ perf_evlist__enable(evsel_list);
+
/*
* Let the child rip
*/
@@ -753,6 +756,8 @@ const struct option record_options[] = {
"child tasks do not inherit counters"),
OPT_UINTEGER('F', "freq", &user_freq, "profile at this frequency"),
OPT_UINTEGER('m', "mmap-pages", &mmap_pages, "number of mmap data pages"),
+ OPT_BOOLEAN(0, "group", &group,
+ "put the counters into a counter group"),
OPT_BOOLEAN('g', "call-graph", &call_graph,
"do call-graph (stack chain/backtrace) recording"),
OPT_INCR('v', "verbose", &verbose,
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