diff options
| -rw-r--r-- | tools/perf/util/callchain.c | 8 | ||||
| -rw-r--r-- | tools/perf/util/callchain.h | 5 | ||||
| -rw-r--r-- | tools/perf/util/session.c | 20 |
3 files changed, 0 insertions, 33 deletions
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c index 4fee33b229b..482f68081cd 100644 --- a/tools/perf/util/callchain.c +++ b/tools/perf/util/callchain.c @@ -21,14 +21,6 @@ __thread struct callchain_cursor callchain_cursor; -bool ip_callchain__valid(struct ip_callchain *chain, - const union perf_event *event) -{ - unsigned int chain_size = event->header.size; - chain_size -= (unsigned long)&event->ip.__more_data - (unsigned long)event; - return chain->nr * sizeof(u64) <= chain_size; -} - #define chain_for_each_child(child, parent) \ list_for_each_entry(child, &parent->children, siblings) diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h index 812d5a0ff2b..2b585bc308c 100644 --- a/tools/perf/util/callchain.h +++ b/tools/perf/util/callchain.h @@ -109,11 +109,6 @@ int callchain_append(struct callchain_root *root, int callchain_merge(struct callchain_cursor *cursor, struct callchain_root *dst, struct callchain_root *src); -struct ip_callchain; -union perf_event; - -bool ip_callchain__valid(struct ip_callchain *chain, - const union perf_event *event); /* * Initialize a cursor before adding entries inside, but keep * the previously allocated entries as a cache. diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index 57b6f38f246..07590c3c68b 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -997,22 +997,6 @@ static int perf_session_deliver_event(struct perf_session *session, } } -static int perf_session__preprocess_sample(struct perf_session *session, - union perf_event *event, struct perf_sample *sample) -{ - if (event->header.type != PERF_RECORD_SAMPLE || - !(perf_evlist__sample_type(session->evlist) & PERF_SAMPLE_CALLCHAIN)) - return 0; - - if (!ip_callchain__valid(sample->callchain, event)) { - pr_debug("call-chain problem with event, skipping it.\n"); - ++session->stats.nr_invalid_chains; - session->stats.total_invalid_chains += sample->period; - return -EINVAL; - } - return 0; -} - static int perf_session__process_user_event(struct perf_session *session, union perf_event *event, struct perf_tool *tool, u64 file_offset) { @@ -1075,10 +1059,6 @@ static int perf_session__process_event(struct perf_session *session, if (ret) return ret; - /* Preprocess sample records - precheck callchains */ - if (perf_session__preprocess_sample(session, event, &sample)) - return 0; - if (tool->ordered_samples) { ret = perf_session_queue_event(session, event, &sample, file_offset); |