diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index dda5b4322945e226a1db1d81c39e1773394d8d07..538bae880bfee592f9ed962a4b99b7a19027c7a8 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -2320,7 +2320,8 @@ do_zoom_thread(struct hist_browser *browser, struct popup_action *act)
 {
 	struct thread *thread = act->thread;
 
-	if ((!hists__has(browser->hists, thread) && !sort__has_comm) || thread == NULL)
+	if ((!hists__has(browser->hists, thread) &&
+	     !hists__has(browser->hists, comm)) || thread == NULL)
 		return 0;
 
 	if (browser->hists->thread_filter) {
@@ -2354,7 +2355,8 @@ add_thread_opt(struct hist_browser *browser, struct popup_action *act,
 {
 	int ret;
 
-	if ((!hists__has(browser->hists, thread) && !sort__has_comm) || thread == NULL)
+	if ((!hists__has(browser->hists, thread) &&
+	     !hists__has(browser->hists, comm)) || thread == NULL)
 		return 0;
 
 	if (hists__has(browser->hists, thread)) {
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index adeb4049c488c67c5aa2180f65f92ef4ce663dfd..0f84bfb42bb1378c3b21aabee90ed9cd5e44c02f 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -247,6 +247,7 @@ struct perf_hpp_list {
 	int dso;
 	int socket;
 	int thread;
+	int comm;
 };
 
 extern struct perf_hpp_list perf_hpp_list;
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 000d6e901841e63abd6a85ce23047774cc46a830..772e2e461ec38b040febe4723170bdd008d1428f 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -21,7 +21,6 @@ const char	*sort_order;
 const char	*field_order;
 regex_t		ignore_callees_regex;
 int		have_ignore_callees = 0;
-int		sort__has_comm = 0;
 enum sort_mode	sort__mode = SORT_MODE__NORMAL;
 
 /*
@@ -2258,7 +2257,7 @@ static int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
 		} else if (sd->entry == &sort_thread) {
 			list->thread = 1;
 		} else if (sd->entry == &sort_comm) {
-			sort__has_comm = 1;
+			list->comm = 1;
 		}
 
 		return __sort_dimension__add(sd, list, level);
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index e8d1bf147522c85197bb1919251a1e4e90b5be1a..42927f448bcbc2f5ae39b9cd416948387d898825 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -31,7 +31,6 @@ extern const char *parent_pattern;
 extern const char default_sort_order[];
 extern regex_t ignore_callees_regex;
 extern int have_ignore_callees;
-extern int sort__has_comm;
 extern enum sort_mode sort__mode;
 extern struct sort_entry sort_comm;
 extern struct sort_entry sort_dso;