1 files changed, 9 insertions, 4 deletions

diff --git a/tools/perf/builtin-test.c b/tools/perf/builtin-test.c
index ed5696198d3d..02958d6a807f 100644
--- a/tools/perf/builtin-test.c
+++ b/tools/perf/builtin-test.c
@@ -380,13 +380,18 @@ static int test__open_syscall_event_on_all_cpus(void)
         for (cpu = 0; cpu < cpus->nr; ++cpu) {
                 unsigned int ncalls = nr_open_calls + cpu;
 
-                CPU_SET(cpu, cpu_set);
-                sched_setaffinity(0, cpu_set_size, cpu_set);
+                CPU_SET_S(cpus->map[cpu], cpu_set_size, cpu_set);
+                if (sched_setaffinity(0, cpu_set_size, cpu_set) < 0) {
+                        pr_debug("sched_setaffinity() failed on CPU %d: %s ",
+                                 cpus->map[cpu],
+                                 strerror(errno));
+                        goto out_close_fd;
+                }
                 for (i = 0; i < ncalls; ++i) {
                         fd = open("/etc/passwd", O_RDONLY);
                         close(fd);
                 }
-                CPU_CLR(cpu, cpu_set);
+                CPU_CLR_S(cpus->map[cpu], cpu_set_size, cpu_set);
         }
 
         /*
@@ -410,7 +415,7 @@ static int test__open_syscall_event_on_all_cpus(void)
                 expected = nr_open_calls + cpu;
                 if (evsel->counts->cpu[cpu].val != expected) {
                         pr_debug("perf_evsel__read_on_cpu: expected to intercept %d calls on cpu %d, got %Ld\n",
-                                 expected, cpu, evsel->counts->cpu[cpu].val);
+                                 expected, cpus->map[cpu], evsel->counts->cpu[cpu].val);
                         goto out_close_fd;
                 }
         }