---

yaml
---
r: 288629
b: refs/heads/master
c: 0bc8d20
h: refs/heads/master
i:
  288627: 1101027
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a978f2ab4166a84c77d0f846f59690f2a892d058
+refs/heads/master: 0bc8d20580af74c9a8a39c200e269261e5cded05

trunk/tools/perf/Documentation/perf-script.txt

@@ -200,6 +200,9 @@ OPTIONS
 	It currently includes: cpu and numa topology of the host system.
 	It can only be used with the perf script report mode.
 
+--show-kernel-path::
+	Try to resolve the path of [kernel.kallsyms]
+
 SEE ALSO
 --------
 linkperf:perf-record[1], linkperf:perf-script-perl[1],

trunk/tools/perf/builtin-script.c

@@ -1155,6 +1155,9 @@ static const struct option options[] = {
 		   "only display events for these comms"),
 	OPT_BOOLEAN('I', "show-info", &show_full_info,
 		    "display extended information from perf.data file"),
+	OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
+		    "Show the path of [kernel.kallsyms]"),
+
 	OPT_END()
 };
 

trunk/tools/perf/util/map.c

@@ -216,9 +216,12 @@ size_t map__fprintf_dsoname(struct map *map, FILE *fp)
 {
 	const char *dsoname;
 
-	if (map && map->dso && map->dso->name)
-		dsoname = map->dso->name;
-	else
+	if (map && map->dso && (map->dso->name || map->dso->long_name)) {
+		if (symbol_conf.show_kernel_path && map->dso->long_name)
+			dsoname = map->dso->long_name;
+		else if (map->dso->name)
+			dsoname = map->dso->name;
+	} else
 		dsoname = "[unknown]";
 
 	return fprintf(fp, "%s", dsoname);

trunk/tools/perf/util/symbol.h

@@ -70,6 +70,7 @@ struct symbol_conf {
 	unsigned short	priv_size;
 	unsigned short	nr_events;
 	bool		try_vmlinux_path,
+			show_kernel_path,
 			use_modules,
 			sort_by_name,
 			show_nr_samples,