From owner-svn-src-all@FreeBSD.ORG  Fri Sep 20 22:26:26 2013
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTP id 2E6FD562;
 Fri, 20 Sep 2013 22:26:26 +0000 (UTC)
 (envelope-from nwhitehorn@freebsd.org)
Received: from anacreon.physics.wisc.edu (unknown
 [IPv6:2607:f388:101c:0:216:cbff:fe39:3fae])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (No client certificate requested)
 by mx1.freebsd.org (Postfix) with ESMTPS id EB4A32627;
 Fri, 20 Sep 2013 22:26:25 +0000 (UTC)
Received: from anacreon.physics.wisc.edu (localhost [IPv6:::1])
 by anacreon.physics.wisc.edu (8.14.7/8.14.7) with ESMTP id r8KMQPfc042664;
 Fri, 20 Sep 2013 17:26:25 -0500 (CDT)
 (envelope-from nwhitehorn@freebsd.org)
Message-ID: <523CCB91.3030606@freebsd.org>
Date: Fri, 20 Sep 2013 17:26:25 -0500
From: Nathan Whitehorn <nwhitehorn@freebsd.org>
User-Agent: Mozilla/5.0 (X11; FreeBSD powerpc;
 rv:17.0) Gecko/20130402 Thunderbird/17.0.4
MIME-Version: 1.0
To: Alan Cox <alc@FreeBSD.org>
Subject: Re: svn commit: r255724 - in head/sys: amd64/amd64 arm/arm i386/i386
 i386/xen ia64/ia64 mips/mips powerpc/aim powerpc/booke
 powerpc/powerpc sparc64/sparc64 vm
References: <201309200430.r8K4UJu0067909@svn.freebsd.org>
In-Reply-To: <201309200430.r8K4UJu0067909@svn.freebsd.org>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org,
 src-committers@freebsd.org
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.14
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/options/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, 20 Sep 2013 22:26:26 -0000

On 09/19/13 23:30, Alan Cox wrote:
> Author: alc
> Date: Fri Sep 20 04:30:18 2013
> New Revision: 255724
> URL: http://svnweb.freebsd.org/changeset/base/255724
>
> Log:
>   The pmap function pmap_clear_reference() is no longer used.  Remove it.
>   
>   pmap_clear_reference() has had exactly one caller in the kernel for
>   several years, more precisely, since FreeBSD 8.  Now, that call no
>   longer exists.
>   
>   Approved by:	re (kib)
>   Sponsored by:	EMC / Isilon Storage Division
>
>
>  static void
>
> Modified: head/sys/powerpc/powerpc/pmap_dispatch.c
> ==============================================================================
> --- head/sys/powerpc/powerpc/pmap_dispatch.c	Fri Sep 20 01:55:37 2013	(r255723)
> +++ head/sys/powerpc/powerpc/pmap_dispatch.c	Fri Sep 20 04:30:18 2013	(r255724)
> @@ -116,14 +116,6 @@ pmap_clear_modify(vm_page_t m)
>  }
>  
>  void
> -pmap_clear_reference(vm_page_t m)
> -{
> -
> -	CTR2(KTR_PMAP, "%s(%p)", __func__, m);
> -	MMU_CLEAR_REFERENCE(mmu_obj, m);
> -}
> -
> -void
>  pmap_copy(pmap_t dst_pmap, pmap_t src_pmap, vm_offset_t dst_addr,
>      vm_size_t len, vm_offset_t src_addr)
>  {
>

Could you also clean up the corresponding entry in powerpc/powerpc/mmu_if.m?
-Nathan