From owner-svn-src-head@FreeBSD.ORG  Wed Apr 28 04:25:36 2010
Return-Path: <owner-svn-src-head@FreeBSD.ORG>
Delivered-To: svn-src-head@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 76E9E1065670;
	Wed, 28 Apr 2010 04:25:36 +0000 (UTC) (envelope-from alc@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 634B58FC1F;
	Wed, 28 Apr 2010 04:25:36 +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 o3S4PaSs019694;
	Wed, 28 Apr 2010 04:25:36 GMT (envelope-from alc@svn.freebsd.org)
Received: (from alc@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id o3S4Pae5019693;
	Wed, 28 Apr 2010 04:25:36 GMT (envelope-from alc@svn.freebsd.org)
Message-Id: <201004280425.o3S4Pae5019693@svn.freebsd.org>
From: Alan Cox <alc@FreeBSD.org>
Date: Wed, 28 Apr 2010 04:25:36 +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: r207305 - head/sys/mips/mips
X-BeenThere: svn-src-head@freebsd.org
X-Mailman-Version: 2.1.5
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/listinfo/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: Wed, 28 Apr 2010 04:25:36 -0000

Author: alc
Date: Wed Apr 28 04:25:36 2010
New Revision: 207305
URL: http://svn.freebsd.org/changeset/base/207305

Log:
  Adapt i386 r207205 to mips: Clearing PV_TABLE_REF and setting the page's
  PG_REFERENCED flag in pmap_protect() can't really be justified, so don't
  do it.

Modified:
  head/sys/mips/mips/pmap.c

Modified: head/sys/mips/mips/pmap.c
==============================================================================
--- head/sys/mips/mips/pmap.c	Wed Apr 28 00:49:24 2010	(r207304)
+++ head/sys/mips/mips/pmap.c	Wed Apr 28 04:25:36 2010	(r207305)
@@ -1690,16 +1690,10 @@ retry:
 		obits = pbits = *pte;
 		pa = mips_tlbpfn_to_paddr(pbits);
 
-		if (page_is_managed(pa)) {
+		if (page_is_managed(pa) && (pbits & PTE_M) != 0) {
 			m = PHYS_TO_VM_PAGE(pa);
-			if (m->md.pv_flags & PV_TABLE_REF) {
-				vm_page_flag_set(m, PG_REFERENCED);
-				m->md.pv_flags &= ~PV_TABLE_REF;
-			}
-			if (pbits & PTE_M) {
-				vm_page_dirty(m);
-				m->md.pv_flags &= ~PV_TABLE_MOD;
-			}
+			vm_page_dirty(m);
+			m->md.pv_flags &= ~PV_TABLE_MOD;
 		}
 		pbits = (pbits & ~PTE_M) | PTE_RO;