diff options
Diffstat (limited to 'tools/perf/util/stream.h')
| -rw-r--r-- | tools/perf/util/stream.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tools/perf/util/stream.h b/tools/perf/util/stream.h new file mode 100644 index 000000000..bee768874 --- /dev/null +++ b/tools/perf/util/stream.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __PERF_STREAM_H +#define __PERF_STREAM_H + +#include "callchain.h" + +struct stream { + struct callchain_node *cnode; + struct callchain_node *pair_cnode; +}; + +struct evsel_streams { + struct stream *streams; + int nr_streams_max; + int nr_streams; + int evsel_idx; + u64 streams_hits; +}; + +struct evlist_streams { + struct evsel_streams *ev_streams; + int nr_evsel; +}; + +struct evlist; + +void evlist_streams__delete(struct evlist_streams *els); + +struct evlist_streams *evlist__create_streams(struct evlist *evlist, + int nr_streams_max); + +struct evsel_streams *evsel_streams__entry(struct evlist_streams *els, + int evsel_idx); + +void evsel_streams__match(struct evsel_streams *es_base, + struct evsel_streams *es_pair); + +void evsel_streams__report(struct evsel_streams *es_base, + struct evsel_streams *es_pair); + +#endif /* __PERF_STREAM_H */ |