diff options
Diffstat (limited to 'tools/perf/util/session.c')
| -rw-r--r-- | tools/perf/util/session.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index 453ca0297c80..aa02c1d7b1f9 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -1769,6 +1769,30 @@ int perf_session__deliver_synth_event(struct perf_session *session, return machines__deliver_event(&session->machines, evlist, event, sample, tool, 0, NULL); } +int perf_session__deliver_synth_attr_event(struct perf_session *session, + const struct perf_event_attr *attr, + u64 id) +{ + union { + struct { + struct perf_record_header_attr attr; + u64 ids[1]; + } attr_id; + union perf_event ev; + } ev = { + .attr_id.attr.header.type = PERF_RECORD_HEADER_ATTR, + .attr_id.attr.header.size = sizeof(ev.attr_id), + .attr_id.ids[0] = id, + }; + + if (attr->size != sizeof(ev.attr_id.attr.attr)) { + pr_debug("Unexpected perf_event_attr size\n"); + return -EINVAL; + } + ev.attr_id.attr.attr = *attr; + return perf_session__deliver_synth_event(session, &ev.ev, NULL); +} + static void event_swap(union perf_event *event, bool sample_id_all) { perf_event__swap_op swap; |