1 #include "pthread_impl.h" 2 #include "lock.h" 3 pthread_setschedprio(pthread_t t,int prio)4int pthread_setschedprio(pthread_t t, int prio) 5 { 6 int r; 7 #ifdef __LITEOS_A__ 8 struct sched_param param = { 9 .sched_priority = prio, 10 }; 11 #endif 12 13 sigset_t set; 14 __block_app_sigs(&set); 15 LOCK(t->killlock); 16 #ifdef __LITEOS_A__ 17 r = !t->tid ? ESRCH : -__syscall(SYS_sched_setparam, t->tid, ¶m, MUSL_TYPE_THREAD); 18 #else 19 r = !t->tid ? ESRCH : -__syscall(SYS_sched_setparam, t->tid, &prio); 20 #endif 21 UNLOCK(t->killlock); 22 __restore_sigs(&set); 23 return r; 24 } 25