diff options
| author | Marti Raudsepp <marti@juffo.org> | 2009-10-27 00:33:04 +0000 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-10-27 14:52:31 +0100 |
| commit | 85df6f683efa457440eb922272fd5a71aa022ad4 (patch) | |
| tree | 320f1bfc4a706f71097a5e9eff37526fd27262cf | |
| parent | 5b2bb75a0d4b08cd16bc35ecd674f957fc3b0eb7 (diff) | |
perf tools: Notify user when unrecognized event is specified
Previously no indication was given about what went wrong.
Signed-off-by: Marti Raudsepp <marti@juffo.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <03ec9ee96f17cef05424.1256603584@localhost>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | tools/perf/util/parse-events.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index b097570e962..e9e6d5c0ae4 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -678,6 +678,8 @@ parse_event_symbols(const char **str, struct perf_event_attr *attr) if (ret != EVT_FAILED) goto modifier; + fprintf(stderr, "invalid or unsupported event: '%s'\n", *str); + fprintf(stderr, "Run 'perf list' for a list of valid events\n"); return EVT_FAILED; modifier: |