perf script: Use the default lost event handler

That already does what was being done here. The warning is now unconditionally
given by __perf_session__process_pipe_events, just like for non pipe processing.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 1 insertions, 14 deletions

diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 43480fd66db..27d568daac7 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -99,16 +99,6 @@ static int process_sample_event(event_t *event, struct sample_data *sample,
         return 0;
 }
 
-static u64 nr_lost;
-
-static int process_lost_event(event_t *event, struct sample_data *sample __used,
-                              struct perf_session *session __used)
-{
-        nr_lost += event->lost.lost;
-
-        return 0;
-}
-
 static struct perf_event_ops event_ops = {
         .sample = process_sample_event,
         .comm   = event__process_comm,
@@ -116,7 +106,6 @@ static struct perf_event_ops event_ops = {
         .event_type = event__process_event_type,
         .tracing_data = event__process_tracing_data,
         .build_id = event__process_build_id,
-        .lost = process_lost_event,
         .ordering_requires_timestamps = true,
         .ordered_samples = true,
 };
@@ -136,10 +125,8 @@ static int __cmd_script(struct perf_session *session)
 
         ret = perf_session__process_events(session, &event_ops);
 
-        if (debug_mode) {
+        if (debug_mode)
                 pr_err("Misordered timestamps: %llu\n", nr_unordered);
-                pr_err("Lost events: %llu\n", nr_lost);
-        }
 
         return ret;
 }