[src/trunk]: src/sys/kern turnstile_block: turn a comment into KASSERTs.

[yamt <yamt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/5017d5ce34f0
branches:  trunk
changeset: 749117:5017d5ce34f0
user:      yamt <yamt%NetBSD.org@localhost>
date:      Wed Nov 18 12:25:15 2009 +0000

description:
turnstile_block: turn a comment into KASSERTs.

diffstat:

 sys/kern/kern_turnstile.c |  8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diffs (36 lines):

diff -r 3a2dc27b6255 -r 5017d5ce34f0 sys/kern/kern_turnstile.c
--- a/sys/kern/kern_turnstile.c Wed Nov 18 12:24:05 2009 +0000
+++ b/sys/kern/kern_turnstile.c Wed Nov 18 12:25:15 2009 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_turnstile.c,v 1.26 2009/10/21 21:12:06 rmind Exp $        */
+/*     $NetBSD: kern_turnstile.c,v 1.27 2009/11/18 12:25:15 yamt Exp $ */
 
 /*-
  * Copyright (c) 2002, 2006, 2007, 2009 The NetBSD Foundation, Inc.
@@ -60,7 +60,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_turnstile.c,v 1.26 2009/10/21 21:12:06 rmind Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_turnstile.c,v 1.27 2009/11/18 12:25:15 yamt Exp $");
 
 #include <sys/param.h>
 #include <sys/lockdebug.h>
@@ -253,7 +253,6 @@
        sq = &ts->ts_sleepq[q];
        ts->ts_waiters[q]++;
        sleepq_enter(sq, l, tc->tc_mutex);
-       /* now tc->tc_mutex is also cur->l_mutex and l->l_mutex */
        LOCKDEBUG_BARRIER(tc->tc_mutex, 1);
        l->l_kpriority = true;
        obase = l->l_kpribase;
@@ -276,7 +275,8 @@
         * compiling a kernel with LOCKDEBUG to pinpoint the problem.
         */
        prio = lwp_eprio(l);
-
+       KASSERT(cur == l);
+       KASSERT(tc->tc_mutex == cur->l_mutex);
        for (;;) {
                bool dolock;