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authorFrederic Weisbecker <fweisbec@gmail.com>2011-05-22 02:17:22 +0200
committerFrederic Weisbecker <fweisbec@gmail.com>2011-05-22 03:38:49 +0200
commit5538becaec9ca2ff21e7826372941dc46f498487 (patch)
tree66b51fae732a6993f4af1434a1ffe4a83110c71c /tools/perf/builtin-top.c
parent98e1da905cbe64bb023a165c7c01eef5e800609e (diff)
perf tools: Propagate event parse error handling
Better handle event parsing error by propagating the details in upper layers or by dumping some failure message. So that the user knows he has some crazy events in the batch. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Stephane Eranian <eranian@google.com>
Diffstat (limited to 'tools/perf/builtin-top.c')
-rw-r--r--tools/perf/builtin-top.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 7e3d6e310bf8..74f533cbf6ca 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -805,9 +805,14 @@ static void perf_session__mmap_read_cpu(struct perf_session *self, int cpu)
{
struct perf_sample sample;
union perf_event *event;
+ int ret;
while ((event = perf_evlist__read_on_cpu(top.evlist, cpu)) != NULL) {
- perf_session__parse_sample(self, event, &sample);
+ ret = perf_session__parse_sample(self, event, &sample);
+ if (ret) {
+ pr_err("Can't parse sample, err = %d\n", ret);
+ continue;
+ }
if (event->header.type == PERF_RECORD_SAMPLE)
perf_event__process_sample(event, &sample, self);