diff options
Diffstat (limited to 'tools/perf/util/probe-event.c')
| -rw-r--r-- | tools/perf/util/probe-event.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index d4f8835..953dc1a 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -3312,8 +3312,16 @@ int show_available_funcs(const char *target, struct strfilter *_filter, /* Load symbols with given filter */ available_func_filter = _filter; - if (map__load(map, filter_available_functions)) { - pr_err("Failed to load symbols in %s\n", (target) ? : "kernel"); + ret = map__load(map, filter_available_functions); + if (ret) { + if (ret == -2) { + char *str = strfilter__string(_filter); + pr_err("Failed to find symbols matched to \"%s\"\n", + str); + free(str); + } else + pr_err("Failed to load symbols in %s\n", + (target) ? : "kernel"); goto end; } if (!dso__sorted_by_name(map->dso, map->type)) |
