From owner-svn-src-all@FreeBSD.ORG  Fri Nov  6 22:33:04 2009
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 7BCE0106566B;
	Fri,  6 Nov 2009 22:33:04 +0000 (UTC)
	(envelope-from attilio@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 6B1C08FC12;
	Fri,  6 Nov 2009 22:33:04 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id nA6MX4Wg030366;
	Fri, 6 Nov 2009 22:33:04 GMT (envelope-from attilio@svn.freebsd.org)
Received: (from attilio@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id nA6MX4v1030364;
	Fri, 6 Nov 2009 22:33:04 GMT (envelope-from attilio@svn.freebsd.org)
Message-Id: <200911062233.nA6MX4v1030364@svn.freebsd.org>
From: Attilio Rao <attilio@FreeBSD.org>
Date: Fri, 6 Nov 2009 22:33:04 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-head@freebsd.org
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r199008 - head/sys/kern
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
	user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 06 Nov 2009 22:33:04 -0000

Author: attilio
Date: Fri Nov  6 22:33:03 2009
New Revision: 199008
URL: http://svn.freebsd.org/changeset/base/199008

Log:
  Save the sack when doing a lockmgr_disown() call.
  
  Requested by:	kib
  MFC:		3 days

Modified:
  head/sys/kern/kern_lock.c

Modified: head/sys/kern/kern_lock.c
==============================================================================
--- head/sys/kern/kern_lock.c	Fri Nov  6 22:29:46 2009	(r199007)
+++ head/sys/kern/kern_lock.c	Fri Nov  6 22:33:03 2009	(r199008)
@@ -1086,6 +1086,7 @@ _lockmgr_disown(struct lock *lk, const c
 	LOCK_LOG_LOCK("XDISOWN", &lk->lock_object, 0, 0, file, line);
 	WITNESS_UNLOCK(&lk->lock_object, LOP_EXCLUSIVE, file, line);
 	TD_LOCKS_DEC(curthread);
+	STACK_SAVE(lk);
 
 	/*
 	 * In order to preserve waiters flags, just spin.