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-rw-r--r--tools/perf/util/bpf-filter.c7
-rw-r--r--tools/perf/util/bpf-filter.h5
-rw-r--r--tools/perf/util/session.c3
3 files changed, 14 insertions, 1 deletions
diff --git a/tools/perf/util/bpf-filter.c b/tools/perf/util/bpf-filter.c
index f20e1bc03778..7bd6f2e41513 100644
--- a/tools/perf/util/bpf-filter.c
+++ b/tools/perf/util/bpf-filter.c
@@ -69,6 +69,13 @@ int perf_bpf_filter__destroy(struct evsel *evsel)
return 0;
}
+u64 perf_bpf_filter__lost_count(struct evsel *evsel)
+{
+ struct sample_filter_bpf *skel = evsel->bpf_skel;
+
+ return skel ? skel->bss->dropped : 0;
+}
+
struct perf_bpf_filter_expr *perf_bpf_filter_expr__new(unsigned long sample_flags,
enum perf_bpf_filter_op op,
unsigned long val)
diff --git a/tools/perf/util/bpf-filter.h b/tools/perf/util/bpf-filter.h
index eb8e1ac43cdf..f0c66764c6d0 100644
--- a/tools/perf/util/bpf-filter.h
+++ b/tools/perf/util/bpf-filter.h
@@ -22,6 +22,7 @@ struct perf_bpf_filter_expr *perf_bpf_filter_expr__new(unsigned long sample_flag
int perf_bpf_filter__parse(struct list_head *expr_head, const char *str);
int perf_bpf_filter__prepare(struct evsel *evsel);
int perf_bpf_filter__destroy(struct evsel *evsel);
+u64 perf_bpf_filter__lost_count(struct evsel *evsel);
#else /* !HAVE_BPF_SKEL */
@@ -38,5 +39,9 @@ static inline int perf_bpf_filter__destroy(struct evsel *evsel __maybe_unused)
{
return -EOPNOTSUPP;
}
+static inline u64 perf_bpf_filter__lost_count(struct evsel *evsel __maybe_unused)
+{
+ return 0;
+}
#endif /* HAVE_BPF_SKEL*/
#endif /* PERF_UTIL_BPF_FILTER_H */
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 749d5b5c135b..7d8d057d1772 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1582,7 +1582,8 @@ static int machines__deliver_event(struct machines *machines,
evlist->stats.total_lost += event->lost.lost;
return tool->lost(tool, event, sample, machine);
case PERF_RECORD_LOST_SAMPLES:
- if (tool->lost_samples == perf_event__process_lost_samples)
+ if (tool->lost_samples == perf_event__process_lost_samples &&
+ !(event->header.misc & PERF_RECORD_MISC_LOST_SAMPLES_BPF))
evlist->stats.total_lost_samples += event->lost_samples.lost;
return tool->lost_samples(tool, event, sample, machine);
case PERF_RECORD_READ: