The perf_evlist__start_workload_ex() does same as __start_work() but
also invokes callback which does additional work for each command.
Acked-by: Jiri Olsa <jo...@redhat.com>
Signed-off-by: Namhyung Kim <namhy...@kernel.org>
---
tools/perf/util/evlist.c | 11 +++++++++++
tools/perf/util/evlist.h | 4 ++++
2 files changed, 15 insertions(+)
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index a8643735dcea..12b32a059772 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1593,6 +1593,17 @@ int perf_evlist__start_workload(struct perf_evlist
*evlist)
return 0;
}
+int perf_evlist__start_workload_ex(struct perf_evlist *evlist,
+ workload_callback_t callback, void *arg)
+{
+ int ret = callback(evlist, arg);
+
+ if (ret == 0)
+ ret = perf_evlist__start_workload(evlist);
+
+ return ret;
+}
+
int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event
*event,
struct perf_sample *sample)
{
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index 115d8b53c601..a8ee12c54195 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -128,6 +128,10 @@ int perf_evlist__prepare_workload(struct perf_evlist
*evlist,
void *ucontext));
int perf_evlist__start_workload(struct perf_evlist *evlist);
+typedef int (*workload_callback_t)(struct perf_evlist *evlist, void *arg);
+int perf_evlist__start_workload_ex(struct perf_evlist *evlist,
+ workload_callback_t callback, void *arg);
+
struct option;
int __perf_evlist__parse_mmap_pages(unsigned int *mmap_pages, const char *str);
--
2.5.0
--
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