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-rw-r--r--tools/perf/util/hist.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index be22ae6ef05..2022e874099 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -87,7 +87,7 @@ static void hist_entry__add_cpumode_period(struct hist_entry *self,
static struct hist_entry *hist_entry__new(struct hist_entry *template)
{
- size_t callchain_size = symbol_conf.use_callchain ? sizeof(struct callchain_node) : 0;
+ size_t callchain_size = symbol_conf.use_callchain ? sizeof(struct callchain_root) : 0;
struct hist_entry *self = malloc(sizeof(*self) + callchain_size);
if (self != NULL) {
@@ -226,6 +226,8 @@ static bool collapse__insert_entry(struct rb_root *root, struct hist_entry *he)
if (!cmp) {
iter->period += he->period;
+ if (symbol_conf.use_callchain)
+ callchain_merge(iter->callchain, he->callchain);
hist_entry__free(he);
return false;
}