perf evlist: Introduce perf_evlist__new_default function

Adding new common function to create evlist with default event. It
spares some code lines in automated tests.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1378031796-17892-4-git-send-email-jolsa@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 2 insertions, 12 deletions

diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c
index 28fe5894b061..b07f8a14e15d 100644
--- a/tools/perf/tests/task-exit.c
+++ b/tools/perf/tests/task-exit.c
@@ -37,20 +37,11 @@ int test__task_exit(void)
         signal(SIGCHLD, sig_handler);
         signal(SIGUSR1, sig_handler);
 
-        evlist = perf_evlist__new();
+        evlist = perf_evlist__new_default();
         if (evlist == NULL) {
-                pr_debug("perf_evlist__new\n");
+                pr_debug("perf_evlist__new_default\n");
                 return -1;
         }
-        /*
-         * We need at least one evsel in the evlist, use the default
-         * one: "cycles".
-         */
-        err = perf_evlist__add_default(evlist);
-        if (err < 0) {
-                pr_debug("Not enough memory to create evsel\n");
-                goto out_free_evlist;
-        }
 
         /*
          * Create maps of threads and cpus to monitor. In this case
@@ -117,7 +108,6 @@ out_close_evlist:
         perf_evlist__close(evlist);
 out_delete_maps:
         perf_evlist__delete_maps(evlist);
-out_free_evlist:
         perf_evlist__delete(evlist);
         return err;
 }