From owner-svn-src-stable@FreeBSD.ORG  Thu Oct 14 09:29:59 2010
Return-Path: <owner-svn-src-stable@FreeBSD.ORG>
Delivered-To: svn-src-stable@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id B4818106566C;
	Thu, 14 Oct 2010 09:29:59 +0000 (UTC) (envelope-from kib@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id A2BFC8FC1E;
	Thu, 14 Oct 2010 09:29:59 +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 o9E9TxY6018894;
	Thu, 14 Oct 2010 09:29:59 GMT (envelope-from kib@svn.freebsd.org)
Received: (from kib@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id o9E9TxcF018892;
	Thu, 14 Oct 2010 09:29:59 GMT (envelope-from kib@svn.freebsd.org)
Message-Id: <201010140929.o9E9TxcF018892@svn.freebsd.org>
From: Konstantin Belousov <kib@FreeBSD.org>
Date: Thu, 14 Oct 2010 09:29:59 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org
X-SVN-Group: stable-8
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r213830 - stable/8/sys/fs/msdosfs
X-BeenThere: svn-src-stable@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: SVN commit messages for all the -stable branches of the src tree
	<svn-src-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-stable>, 
	<mailto:svn-src-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-stable>
List-Post: <mailto:svn-src-stable@freebsd.org>
List-Help: <mailto:svn-src-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-stable>,
	<mailto:svn-src-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 14 Oct 2010 09:29:59 -0000

Author: kib
Date: Thu Oct 14 09:29:59 2010
New Revision: 213830
URL: http://svn.freebsd.org/changeset/base/213830

Log:
  MFC r213508:
  Explicitely call cache_purge(fvp) when msdosfs_rename() succeeded, to flush
  aliases created due to msdosfs being case-insensitive.
  
  MFC r213543:
  Add a comment describing the reason for calling cache_purge(fvp).

Modified:
  stable/8/sys/fs/msdosfs/msdosfs_vnops.c
Directory Properties:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)
  stable/8/sys/dev/xen/xenpci/   (props changed)

Modified: stable/8/sys/fs/msdosfs/msdosfs_vnops.c
==============================================================================
--- stable/8/sys/fs/msdosfs/msdosfs_vnops.c	Thu Oct 14 08:01:33 2010	(r213829)
+++ stable/8/sys/fs/msdosfs/msdosfs_vnops.c	Thu Oct 14 09:29:59 2010	(r213830)
@@ -1270,6 +1270,14 @@ abortit:
 		}
 	}
 
+	/*
+	 * The msdosfs lookup is case insensitive. Several aliases may
+	 * be inserted for a single directory entry. As a consequnce,
+	 * name cache purge done by lookup for fvp when DELETE op for
+	 * namei is specified, might be not enough to expunge all
+	 * namecache entries that were installed for this direntry.
+	 */
+	cache_purge(fvp);
 	VOP_UNLOCK(fvp, 0);
 bad:
 	if (xp)