From owner-svn-src-all@FreeBSD.ORG  Tue Apr 14 23:56:48 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 B98C4106566C;
	Tue, 14 Apr 2009 23:56:48 +0000 (UTC) (envelope-from kan@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id A91E88FC12;
	Tue, 14 Apr 2009 23:56:48 +0000 (UTC) (envelope-from kan@FreeBSD.org)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id n3ENumm7024021;
	Tue, 14 Apr 2009 23:56:48 GMT (envelope-from kan@svn.freebsd.org)
Received: (from kan@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id n3ENumPX024020;
	Tue, 14 Apr 2009 23:56:48 GMT (envelope-from kan@svn.freebsd.org)
Message-Id: <200904142356.n3ENumPX024020@svn.freebsd.org>
From: Alexander Kabaev <kan@FreeBSD.org>
Date: Tue, 14 Apr 2009 23:56:48 +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: r191082 - 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: Tue, 14 Apr 2009 23:56:49 -0000

Author: kan
Date: Tue Apr 14 23:56:48 2009
New Revision: 191082
URL: http://svn.freebsd.org/changeset/base/191082

Log:
  Redo previous change using simpler patch that happens to be also
  more correct.
  
  Submitted by: tor

Modified:
  head/sys/kern/vfs_cache.c

Modified: head/sys/kern/vfs_cache.c
==============================================================================
--- head/sys/kern/vfs_cache.c	Tue Apr 14 23:46:57 2009	(r191081)
+++ head/sys/kern/vfs_cache.c	Tue Apr 14 23:56:48 2009	(r191082)
@@ -423,15 +423,8 @@ retry_wlocked:
 				*vpp = dvp->v_cache_dd->nc_dvp;
 			/* Return failure if negative entry was found. */
 			if (*vpp == NULL) {
-				numneghits++;
-				nchstats.ncs_neghits++;
-				SDT_PROBE(vfs, namecache, lookup, hit_negative,
-				    dvp, "..", 0, 0, 0);
-				if (wlocked)
-					CACHE_WUNLOCK();
-				else
-					CACHE_RUNLOCK();
-				return (ENOENT);
+				ncp = dvp->v_cache_dd;
+				goto negative_success;
 			}
 			CTR3(KTR_VFS, "cache_lookup(%p, %s) found %p via ..",
 			    dvp, cnp->cn_nameptr, *vpp);
@@ -486,6 +479,7 @@ retry_wlocked:
 		goto success;
 	}
 
+negative_success:
 	/* We found a negative match, and want to create it, so purge */
 	if (cnp->cn_nameiop == CREATE) {
 		numnegzaps++;