X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/0a7de7458d150b5d4dffc935ba399be265ef0a1a..c6bf4f310a33a9262d455ea4d3f0630b1255e3fe:/bsd/pthread/priority_private.h

diff --git a/bsd/pthread/priority_private.h b/bsd/pthread/priority_private.h
index b73c0ad95..dbfff7e54 100644
--- a/bsd/pthread/priority_private.h
+++ b/bsd/pthread/priority_private.h
@@ -179,14 +179,21 @@ _pthread_default_priority(unsigned long flags)
 	return _pthread_priority_make_from_thread_qos(THREAD_QOS_LEGACY, 0, flags);
 }
 
+__attribute__((always_inline, const))
+static inline thread_qos_t
+_pthread_priority_thread_qos_fast(pthread_priority_t pp)
+{
+	pp &= _PTHREAD_PRIORITY_QOS_CLASS_MASK;
+	pp >>= _PTHREAD_PRIORITY_QOS_CLASS_SHIFT;
+	return (thread_qos_t)__builtin_ffs((int)pp);
+}
+
 __attribute__((always_inline, const))
 static inline thread_qos_t
 _pthread_priority_thread_qos(pthread_priority_t pp)
 {
 	if (_pthread_priority_has_qos(pp)) {
-		pp &= _PTHREAD_PRIORITY_QOS_CLASS_MASK;
-		pp >>= _PTHREAD_PRIORITY_QOS_CLASS_SHIFT;
-		return (thread_qos_t)__builtin_ffs((int)pp);
+		return _pthread_priority_thread_qos_fast(pp);
 	}
 	return THREAD_QOS_UNSPECIFIED;
 }