From owner-p4-projects@FreeBSD.ORG  Tue Oct 16 15:39:14 2007
Return-Path: <owner-p4-projects@FreeBSD.ORG>
Delivered-To: p4-projects@freebsd.org
Received: by hub.freebsd.org (Postfix, from userid 32767)
	id 3778B16A421; Tue, 16 Oct 2007 15:39:14 +0000 (UTC)
Delivered-To: perforce@FreeBSD.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id C5A8516A418
	for <perforce@FreeBSD.org>; Tue, 16 Oct 2007 15:39:13 +0000 (UTC)
	(envelope-from zec@FreeBSD.org)
Received: from repoman.freebsd.org (repoman.freebsd.org
	[IPv6:2001:4f8:fff6::29])
	by mx1.freebsd.org (Postfix) with ESMTP id AFC5013C465
	for <perforce@FreeBSD.org>; Tue, 16 Oct 2007 15:39:13 +0000 (UTC)
	(envelope-from zec@FreeBSD.org)
Received: from repoman.freebsd.org (localhost [127.0.0.1])
	by repoman.freebsd.org (8.14.1/8.14.1) with ESMTP id l9GFdDU2046526
	for <perforce@FreeBSD.org>; Tue, 16 Oct 2007 15:39:13 GMT
	(envelope-from zec@FreeBSD.org)
Received: (from perforce@localhost)
	by repoman.freebsd.org (8.14.1/8.14.1/Submit) id l9GFdDZ6046523
	for perforce@freebsd.org; Tue, 16 Oct 2007 15:39:13 GMT
	(envelope-from zec@FreeBSD.org)
Date: Tue, 16 Oct 2007 15:39:13 GMT
Message-Id: <200710161539.l9GFdDZ6046523@repoman.freebsd.org>
X-Authentication-Warning: repoman.freebsd.org: perforce set sender to
	zec@FreeBSD.org using -f
From: Marko Zec <zec@FreeBSD.org>
To: Perforce Change Reviews <perforce@FreeBSD.org>
Cc: 
Subject: PERFORCE change 127602 for review
X-BeenThere: p4-projects@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: p4 projects tree changes <p4-projects.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/p4-projects>,
	<mailto:p4-projects-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/p4-projects>
List-Post: <mailto:p4-projects@freebsd.org>
List-Help: <mailto:p4-projects-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/p4-projects>,
	<mailto:p4-projects-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 16 Oct 2007 15:39:14 -0000

http://perforce.freebsd.org/chv.cgi?CH=127602

Change 127602 by zec@zec_tca51 on 2007/10/16 15:39:07

	The vcpu list needs to be protected not only when new
	items are added to it, but when they get removed as well.

Affected files ...

.. //depot/projects/vimage/src/sys/kern/kern_vimage.c#45 edit

Differences ...

==== //depot/projects/vimage/src/sys/kern/kern_vimage.c#45 (text+ko) ====

@@ -721,7 +721,9 @@
 	LIST_REMOVE(vprocg, vprocg_le);
 	vi_free(vprocg, M_VPROCG);
 
+	mtx_lock_spin(&vcpu_list_mtx);
 	LIST_REMOVE(vcpu, vcpu_le);
+	mtx_unlock_spin(&vcpu_list_mtx);
 	vi_free(vcpu, M_VCPU);
 
 	LIST_REMOVE(vip, vi_le);