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Date:      Fri, 21 May 2010 17:15:56 +0000 (UTC)
From:      John Baldwin <jhb@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r208391 - head/sys/kern
Message-ID:  <201005211715.o4LHFuP5079385@svn.freebsd.org>
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Author: jhb
Date: Fri May 21 17:15:56 2010
New Revision: 208391
URL: http://svn.freebsd.org/changeset/base/208391

Log:
  Assert that the thread passed to sched_bind() and sched_unbind() is
  curthread as those routines are only supported for curthread currently.
  
  MFC after:	1 month

Modified:
  head/sys/kern/sched_4bsd.c
  head/sys/kern/sched_ule.c

Modified: head/sys/kern/sched_4bsd.c
==============================================================================
--- head/sys/kern/sched_4bsd.c	Fri May 21 17:14:36 2010	(r208390)
+++ head/sys/kern/sched_4bsd.c	Fri May 21 17:15:56 2010	(r208391)
@@ -1462,9 +1462,8 @@ sched_bind(struct thread *td, int cpu)
 {
 	struct td_sched *ts;
 
-	THREAD_LOCK_ASSERT(td, MA_OWNED);
-	KASSERT(TD_IS_RUNNING(td),
-	    ("sched_bind: cannot bind non-running thread"));
+	THREAD_LOCK_ASSERT(td, MA_OWNED|MA_NOTRECURSED);
+	KASSERT(td == curthread, ("sched_bind: can only bind curthread"));
 
 	ts = td->td_sched;
 
@@ -1482,6 +1481,7 @@ void
 sched_unbind(struct thread* td)
 {
 	THREAD_LOCK_ASSERT(td, MA_OWNED);
+	KASSERT(td == curthread, ("sched_unbind: can only bind curthread"));
 	td->td_flags &= ~TDF_BOUND;
 }
 

Modified: head/sys/kern/sched_ule.c
==============================================================================
--- head/sys/kern/sched_ule.c	Fri May 21 17:14:36 2010	(r208390)
+++ head/sys/kern/sched_ule.c	Fri May 21 17:15:56 2010	(r208391)
@@ -2427,6 +2427,7 @@ sched_bind(struct thread *td, int cpu)
 	struct td_sched *ts;
 
 	THREAD_LOCK_ASSERT(td, MA_OWNED|MA_NOTRECURSED);
+	KASSERT(td == curthread, ("sched_bind: can only bind curthread"));
 	ts = td->td_sched;
 	if (ts->ts_flags & TSF_BOUND)
 		sched_unbind(td);
@@ -2448,6 +2449,7 @@ sched_unbind(struct thread *td)
 	struct td_sched *ts;
 
 	THREAD_LOCK_ASSERT(td, MA_OWNED);
+	KASSERT(td == curthread, ("sched_unbind: can only bind curthread"));
 	ts = td->td_sched;
 	if ((ts->ts_flags & TSF_BOUND) == 0)
 		return;

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