regressions/common: ignore aff_iterate_core error if unsupported by Mac.

concurrencykit · Sep 12, 2024 · 7532cfb · 7532cfb
1 parent d42e319
commit 7532cfb
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/regressions/common.h b/regressions/common.h
@@ -340,13 +340,19 @@ CK_CC_UNUSED static int
 aff_iterate_core(struct affinity *acb, unsigned int *core)
 {
 	thread_affinity_policy_data_t policy;
+	int err;
 
 	*core = ck_pr_faa_uint(&acb->request, acb->delta) % CORES;
 	policy.affinity_tag = *core;
-	return thread_policy_set(mach_thread_self(),
+	err = thread_policy_set(mach_thread_self(),
 				 THREAD_AFFINITY_POLICY,
 				 (thread_policy_t)&policy,
 				 THREAD_AFFINITY_POLICY_COUNT);
+	if (err == KERN_NOT_SUPPORTED)
+		return 0;
+	if (err != 0)
+		errno = EINVAL;
+	return err;
 }
 #elif defined(__FreeBSD__)
 CK_CC_UNUSED static int