diff options
| author | Doug Barton <dougb@FreeBSD.org> | 2011-08-02 05:18:50 +0000 |
|---|---|---|
| committer | Doug Barton <dougb@FreeBSD.org> | 2011-08-02 05:18:50 +0000 |
| commit | 0842d663b7cfb84b478ec937fc1dbc640ceae92b (patch) | |
| tree | 4385ddab756952a705f233916d0536e76fe9cc58 /lib/isc/rwlock.c | |
| parent | 6a50a75ead6b2f11f0321914c033e8c8670cbb60 (diff) | |
Vendor import of BIND 9.6-ESV-R5vendor/bind9/9.6-ESV-R5
Diffstat (limited to 'lib/isc/rwlock.c')
| -rw-r--r-- | lib/isc/rwlock.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/isc/rwlock.c b/lib/isc/rwlock.c index 39b90d770728..d0a1d2e43f73 100644 --- a/lib/isc/rwlock.c +++ b/lib/isc/rwlock.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2004, 2005, 2007, 2009 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 2004, 2005, 2007, 2009, 2011 Internet Systems Consortium, Inc. ("ISC") * Copyright (C) 1998-2001, 2003 Internet Software Consortium. * * Permission to use, copy, modify, and/or distribute this software for any @@ -15,7 +15,7 @@ * PERFORMANCE OF THIS SOFTWARE. */ -/* $Id: rwlock.c,v 1.44.332.2 2009-01-18 23:47:41 tbox Exp $ */ +/* $Id: rwlock.c,v 1.44.332.4 2011-03-12 04:57:28 tbox Exp $ */ /*! \file */ @@ -261,6 +261,7 @@ isc_rwlock_lock(isc_rwlock_t *rwl, isc_rwlocktype_t type) { } cntflag = isc_atomic_xadd(&rwl->cnt_and_flag, READER_INCR); + POST(cntflag); while (1) { if ((rwl->cnt_and_flag & WRITER_ACTIVE) == 0) break; |