---

yaml --- r: 155221 b: refs/heads/master c: 91b4eae h: refs/heads/master i: 155219: 3e47ef3 v: v3
git-mirror · Jul 5, 2009 · 7c6cfcd · 7c6cfcd
1 parent f238fcf
commit 7c6cfcd
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Showing 2 changed files with 14 additions and 4 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a79f0da80a508448434476b77f9d3d1a469eab67
+refs/heads/master: 91b4eaea93f5be95f4477554399680a53aff2343
diff --git a/trunk/tools/perf/builtin-report.c b/trunk/tools/perf/builtin-report.c
@@ -1684,9 +1684,19 @@ static int __cmd_report(void)
 
 	sample_type = perf_header__sample_type();
 
-	if (sort__has_parent && !(sample_type & PERF_SAMPLE_CALLCHAIN)) {
-		fprintf(stderr, "selected --sort parent, but no callchain data\n");
-		exit(-1);
+	if (!(sample_type & PERF_SAMPLE_CALLCHAIN)) {
+		if (sort__has_parent) {
+			fprintf(stderr, "selected --sort parent, but no"
+					" callchain data. Did you call"
+					" perf record without -g?\n");
+			exit(-1);
+		}
+		if (callchain) {
+			fprintf(stderr, "selected -c but no callchain data."
+					" Did you call perf record without"
+					" -g?\n");
+			exit(-1);
+		}
 	}
 
 	if (load_kernel() < 0) {