1*4f1223e8SApple OSS Distributions #include <darwintest.h> 2*4f1223e8SApple OSS Distributions #include <mach/thread_policy_private.h> 3*4f1223e8SApple OSS Distributions #include <mach/mach.h> 4*4f1223e8SApple OSS Distributions #include <dispatch/dispatch.h> 5*4f1223e8SApple OSS Distributions #include <sys/qos_private.h> 6*4f1223e8SApple OSS Distributions 7*4f1223e8SApple OSS Distributions static qos_class_t thread_qos_to_qos_class(uint32_t thread_qos)8*4f1223e8SApple OSS Distributionsthread_qos_to_qos_class(uint32_t thread_qos) 9*4f1223e8SApple OSS Distributions { 10*4f1223e8SApple OSS Distributions switch (thread_qos) { 11*4f1223e8SApple OSS Distributions case THREAD_QOS_MAINTENANCE: 12*4f1223e8SApple OSS Distributions return QOS_CLASS_MAINTENANCE; 13*4f1223e8SApple OSS Distributions case THREAD_QOS_BACKGROUND: 14*4f1223e8SApple OSS Distributions return QOS_CLASS_BACKGROUND; 15*4f1223e8SApple OSS Distributions case THREAD_QOS_UTILITY: 16*4f1223e8SApple OSS Distributions return QOS_CLASS_UTILITY; 17*4f1223e8SApple OSS Distributions case THREAD_QOS_LEGACY: 18*4f1223e8SApple OSS Distributions return QOS_CLASS_DEFAULT; 19*4f1223e8SApple OSS Distributions case THREAD_QOS_USER_INITIATED: 20*4f1223e8SApple OSS Distributions return QOS_CLASS_USER_INITIATED; 21*4f1223e8SApple OSS Distributions case THREAD_QOS_USER_INTERACTIVE: 22*4f1223e8SApple OSS Distributions return QOS_CLASS_USER_INTERACTIVE; 23*4f1223e8SApple OSS Distributions default: 24*4f1223e8SApple OSS Distributions return QOS_CLASS_UNSPECIFIED; 25*4f1223e8SApple OSS Distributions } 26*4f1223e8SApple OSS Distributions } 27*4f1223e8SApple OSS Distributions 28*4f1223e8SApple OSS Distributions static qos_class_t get_thread_requested_qos(void)29*4f1223e8SApple OSS Distributionsget_thread_requested_qos(void) 30*4f1223e8SApple OSS Distributions { 31*4f1223e8SApple OSS Distributions mach_msg_type_number_t count = THREAD_REQUESTED_STATE_POLICY_COUNT; 32*4f1223e8SApple OSS Distributions struct thread_requested_qos_policy requested_policy; 33*4f1223e8SApple OSS Distributions boolean_t get_default = FALSE; 34*4f1223e8SApple OSS Distributions mach_port_t thread_port = pthread_mach_thread_np(pthread_self()); 35*4f1223e8SApple OSS Distributions 36*4f1223e8SApple OSS Distributions kern_return_t kr = thread_policy_get(thread_port, THREAD_REQUESTED_STATE_POLICY, 37*4f1223e8SApple OSS Distributions (thread_policy_t)&requested_policy, &count, &get_default); 38*4f1223e8SApple OSS Distributions T_QUIET; T_ASSERT_MACH_SUCCESS(kr, "thread_policy_get"); 39*4f1223e8SApple OSS Distributions 40*4f1223e8SApple OSS Distributions return thread_qos_to_qos_class(requested_policy.thrq_base_qos); 41*4f1223e8SApple OSS Distributions } 42*4f1223e8SApple OSS Distributions 43*4f1223e8SApple OSS Distributions T_DECL(thread_policy_requested_state, "THREAD_REQUESTED_STATE_POLICY", T_META_ASROOT(NO)) 44*4f1223e8SApple OSS Distributions { 45*4f1223e8SApple OSS Distributions qos_class_t main_thread_qos = get_thread_requested_qos(); 46*4f1223e8SApple OSS Distributions T_ASSERT_EQ(main_thread_qos, qos_class_main(), "main thead requested qos matches"); 47*4f1223e8SApple OSS Distributions } 48