From owner-svn-src-head@FreeBSD.ORG  Tue May  7 18:45:34 2013
Return-Path: <owner-svn-src-head@FreeBSD.ORG>
Delivered-To: svn-src-head@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by hub.freebsd.org (Postfix) with ESMTP id 8B8E0F88;
 Tue,  7 May 2013 18:45:34 +0000 (UTC) (envelope-from alc@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org
 [IPv6:2001:1900:2254:2068::e6a:0])
 by mx1.freebsd.org (Postfix) with ESMTP id 7DFB3B00;
 Tue,  7 May 2013 18:45:34 +0000 (UTC)
Received: from svn.freebsd.org ([127.0.1.70])
 by svn.freebsd.org (8.14.6/8.14.6) with ESMTP id r47IjYRi024872;
 Tue, 7 May 2013 18:45:34 GMT (envelope-from alc@svn.freebsd.org)
Received: (from alc@localhost)
 by svn.freebsd.org (8.14.6/8.14.5/Submit) id r47IjYgw024871;
 Tue, 7 May 2013 18:45:34 GMT (envelope-from alc@svn.freebsd.org)
Message-Id: <201305071845.r47IjYgw024871@svn.freebsd.org>
From: Alan Cox <alc@FreeBSD.org>
Date: Tue, 7 May 2013 18:45:34 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-head@freebsd.org
Subject: svn commit: r250334 - head/sys/vm
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-src-head@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: SVN commit messages for the src tree for head/-current
 <svn-src-head.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/svn-src-head>,
 <mailto:svn-src-head-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-head>
List-Post: <mailto:svn-src-head@freebsd.org>
List-Help: <mailto:svn-src-head-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-head>,
 <mailto:svn-src-head-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 07 May 2013 18:45:34 -0000

Author: alc
Date: Tue May  7 18:45:34 2013
New Revision: 250334
URL: http://svnweb.freebsd.org/changeset/base/250334

Log:
  Remove a redundant call to panic() from vm_radix_keydiff().  The assertion
  before the loop accomplishes the same thing.
  
  Sponsored by:	EMC / Isilon Storage Division

Modified:
  head/sys/vm/vm_radix.c

Modified: head/sys/vm/vm_radix.c
==============================================================================
--- head/sys/vm/vm_radix.c	Tue May  7 18:08:49 2013	(r250333)
+++ head/sys/vm/vm_radix.c	Tue May  7 18:45:34 2013	(r250334)
@@ -234,11 +234,9 @@ vm_radix_keydiff(vm_pindex_t index1, vm_
 	    __func__, (uintmax_t)index1));
 
 	index1 ^= index2;
-	for (clev = 0; clev <= VM_RADIX_LIMIT ; clev++)
-		if (vm_radix_slot(index1, clev))
+	for (clev = 0;; clev++)
+		if (vm_radix_slot(index1, clev) != 0)
 			return (clev);
-	panic("%s: cannot reach this point", __func__);
-	return (0);
 }
 
 /*