svn commit: r238641 - head/lib/libthr/thread

[David Xu]

Author: davidxu
Date: Fri Jul 20 03:16:52 2012
New Revision: 238641
URL: http://svn.freebsd.org/changeset/base/238641

Log:
  Eliminate duplicated code.

Modified:
  head/lib/libthr/thread/thr_setprio.c

Modified: head/lib/libthr/thread/thr_setprio.c
==============================================================================
--- head/lib/libthr/thread/thr_setprio.c	Fri Jul 20 03:00:41 2012	(r238640)
+++ head/lib/libthr/thread/thr_setprio.c	Fri Jul 20 03:16:52 2012	(r238641)
@@ -46,37 +46,22 @@ _pthread_setprio(pthread_t pthread, int 
 
 	param.sched_priority = prio;
 	if (pthread == curthread) {
+		pthread = curthread;
 		THR_LOCK(curthread);
-		if (curthread->attr.sched_policy == SCHED_OTHER ||
-		    curthread->attr.prio == prio) {
-			curthread->attr.prio = prio;
-			ret = 0;
-		} else {
-			ret = _thr_setscheduler(curthread->tid,
-			    curthread->attr.sched_policy, &param);
-			if (ret == -1)
-				ret = errno;
-			else 
-				curthread->attr.prio = prio;
-		}
-		THR_UNLOCK(curthread);
-	} else if ((ret = _thr_ref_add(curthread, pthread, /*include dead*/0))
-		== 0) {
-		THR_THREAD_LOCK(curthread, pthread);
-		if (pthread->attr.sched_policy == SCHED_OTHER ||
-		    pthread->attr.prio == prio) {
+	} else if ((ret = _thr_find_thread(curthread, pthread, /*include dead*/0)))
+		return (ret);
+	if (pthread->attr.sched_policy == SCHED_OTHER ||
+	    pthread->attr.prio == prio) {
+		pthread->attr.prio = prio;
+		ret = 0;
+	} else {
+		ret = _thr_setscheduler(pthread->tid,
+			pthread->attr.sched_policy, &param);
+		if (ret == -1)
+			ret = errno;
+		else
 			pthread->attr.prio = prio;
-			ret = 0;
-		} else {
-			ret = _thr_setscheduler(pthread->tid,
-				curthread->attr.sched_policy, &param);
-			if (ret == -1)
-				ret = errno;
-			else
-				pthread->attr.prio = prio;
-		}
-		THR_THREAD_UNLOCK(curthread, pthread);
-		_thr_ref_delete(curthread, pthread);
 	}
+	THR_THREAD_UNLOCK(curthread, pthread);
 	return (ret);
 }