evlist__find_tracepoint_by_name
if (!evlist__find_tracepoint_by_name(session->evlist, "kmem:kmalloc")) {
struct evsel *evsel = evlist__find_tracepoint_by_name(session->evlist, "kmem:mm_page_alloc");
if (evlist__find_tracepoint_by_name(session->evlist, "sched:sched_waking"))
if (evlist__find_tracepoint_by_name(session->evlist, "sched:sched_waking"))
if (!evlist__find_tracepoint_by_name(session->evlist, "sched:sched_switch")) {
evsel = evlist__find_tracepoint_by_name(session->evlist, "raw_syscalls:sys_enter");
evsel = evlist__find_tracepoint_by_name(session->evlist, "syscalls:sys_enter");
evsel = evlist__find_tracepoint_by_name(session->evlist, "raw_syscalls:sys_exit");
evsel = evlist__find_tracepoint_by_name(session->evlist, "syscalls:sys_exit");
struct evsel *evsel = evlist__find_tracepoint_by_name(evlist, assocs[i].name);
struct evsel *evlist__find_tracepoint_by_name(struct evlist *evlist, const char *name);