diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index e8ca8dc88af9..e0919006fcba 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -680,7 +680,7 @@ static int symbol_filter(struct map *map, struct symbol *sym)
 		return 1;
 
 	if (symbol__is_idle(sym))
-		sym->ignore = true;
+		sym->idle = 1;
 
 	return 0;
 }
@@ -783,7 +783,7 @@ static void perf_event__process_sample(struct perf_tool *tool,
 		}
 	}
 
-	if (al.sym == NULL || !al.sym->ignore) {
+	if (al.sym == NULL || !al.sym->idle) {
 		struct hists *hists = evsel__hists(evsel);
 		struct hist_entry_iter iter = {
 			.evsel		= evsel,
diff --git a/tools/perf/util/evsel_fprintf.c b/tools/perf/util/evsel_fprintf.c
index 3674e77ad640..9111e0666950 100644
--- a/tools/perf/util/evsel_fprintf.c
+++ b/tools/perf/util/evsel_fprintf.c
@@ -122,7 +122,7 @@ int sample__fprintf_callchain(struct perf_sample *sample, int left_alignment,
 			if (!node)
 				break;
 
-			if (node->sym && node->sym->ignore)
+			if (node->sym && node->sym->idle)
 				goto next;
 
 			printed += fprintf(fp, "%-*.*s", left_alignment, left_alignment, " ");
@@ -181,7 +181,7 @@ int sample__fprintf_sym(struct perf_sample *sample, struct addr_location *al,
 	if (cursor != NULL) {
 		printed += sample__fprintf_callchain(sample, left_alignment,
 						     print_opts, cursor, fp);
-	} else if (!(al->sym && al->sym->ignore)) {
+	} else if (!(al->sym && al->sym->idle)) {
 		printed += fprintf(fp, "%-*.*s", left_alignment, left_alignment, " ");
 
 		if (print_ip)
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index f6c54d3756da..e54ee7c78ca3 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -57,7 +57,7 @@ struct symbol {
 	u64		end;
 	u16		namelen;
 	u8		binding;
-	bool		ignore;
+	u8		idle:1;
 	u8		arch_sym;
 	char		name[0];
 };