From owner-svn-src-all@FreeBSD.ORG  Fri Aug  6 09:06:56 2010
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 5616D106566C;
	Fri,  6 Aug 2010 09:06:56 +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 44D368FC18;
	Fri,  6 Aug 2010 09:06:56 +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 o7696ur4067028;
	Fri, 6 Aug 2010 09:06:56 GMT (envelope-from kib@svn.freebsd.org)
Received: (from kib@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id o7696uYH067026;
	Fri, 6 Aug 2010 09:06:56 GMT (envelope-from kib@svn.freebsd.org)
Message-Id: <201008060906.o7696uYH067026@svn.freebsd.org>
From: Konstantin Belousov <kib@FreeBSD.org>
Date: Fri, 6 Aug 2010 09:06:56 +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: r210918 - head/sys/fs/devfs
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: Fri, 06 Aug 2010 09:06:56 -0000

Author: kib
Date: Fri Aug  6 09:06:55 2010
New Revision: 210918
URL: http://svn.freebsd.org/changeset/base/210918

Log:
  Initialize VV_ISTTY vnode flag on the devfs vnode creation instead of
  doing it on each open.
  
  In collaboration with:	pho
  MFC after:	1 month

Modified:
  head/sys/fs/devfs/devfs_vnops.c

Modified: head/sys/fs/devfs/devfs_vnops.c
==============================================================================
--- head/sys/fs/devfs/devfs_vnops.c	Fri Aug  6 08:59:54 2010	(r210917)
+++ head/sys/fs/devfs/devfs_vnops.c	Fri Aug  6 09:06:55 2010	(r210918)
@@ -337,6 +337,7 @@ devfs_allocv(struct devfs_dirent *de, st
 	struct vnode *vp;
 	struct cdev *dev;
 	struct devfs_mount *dmp;
+	struct cdevsw *dsw;
 
 	dmp = VFSTODEVFS(mp);
 	if (de->de_flags & DE_DOOMED) {
@@ -393,6 +394,10 @@ devfs_allocv(struct devfs_dirent *de, st
 		KASSERT(vp->v_usecount == 1,
 		    ("%s %d (%d)\n", __func__, __LINE__, vp->v_usecount));
 		dev->si_usecount += vp->v_usecount;
+		/* Special casing of ttys for deadfs.  Probably redundant. */
+		dsw = dev->si_devsw;
+		if (dsw != NULL && (dsw->d_flags & D_TTY) != 0)
+			vp->v_vflag |= VV_ISTTY;
 		dev_unlock();
 		VI_UNLOCK(vp);
 		vp->v_op = &devfs_specops;
@@ -972,10 +977,6 @@ devfs_open(struct vop_open_args *ap)
 	if (dsw == NULL)
 		return (ENXIO);
 
-	/* XXX: Special casing of ttys for deadfs.  Probably redundant. */
-	if (dsw->d_flags & D_TTY)
-		vp->v_vflag |= VV_ISTTY;
-
 	VOP_UNLOCK(vp, 0);
 
 	fpop = td->td_fpop;