From owner-svn-src-all@FreeBSD.ORG  Thu Jun  7 19:46:47 2012
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52])
	by hub.freebsd.org (Postfix) with ESMTP id 4C252106566B;
	Thu,  7 Jun 2012 19:46:47 +0000 (UTC)
	(envelope-from trociny@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 1CF248FC08;
	Thu,  7 Jun 2012 19:46:47 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id q57JkkZr008012;
	Thu, 7 Jun 2012 19:46:46 GMT (envelope-from trociny@svn.freebsd.org)
Received: (from trociny@localhost)
	by svn.freebsd.org (8.14.4/8.14.4/Submit) id q57Jkkwi008010;
	Thu, 7 Jun 2012 19:46:46 GMT (envelope-from trociny@svn.freebsd.org)
Message-Id: <201206071946.q57Jkkwi008010@svn.freebsd.org>
From: Mikolaj Golub <trociny@FreeBSD.org>
Date: Thu, 7 Jun 2012 19:46:46 +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: r236724 - head/sys/net
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: Thu, 07 Jun 2012 19:46:47 -0000

Author: trociny
Date: Thu Jun  7 19:46:46 2012
New Revision: 236724
URL: http://svn.freebsd.org/changeset/base/236724

Log:
  Add VIMAGE support to if_tap.
  
  PR:		kern/152047, kern/158686
  Submitted by:	Daan Vreeken <pa4dan Bliksem.VEHosting.nl>
  MFC after:	1 week

Modified:
  head/sys/net/if_tap.c

Modified: head/sys/net/if_tap.c
==============================================================================
--- head/sys/net/if_tap.c	Thu Jun  7 19:19:12 2012	(r236723)
+++ head/sys/net/if_tap.c	Thu Jun  7 19:46:46 2012	(r236724)
@@ -42,6 +42,7 @@
 #include <sys/conf.h>
 #include <sys/fcntl.h>
 #include <sys/filio.h>
+#include <sys/jail.h>
 #include <sys/kernel.h>
 #include <sys/malloc.h>
 #include <sys/mbuf.h>
@@ -66,6 +67,7 @@
 #include <net/if_dl.h>
 #include <net/route.h>
 #include <net/if_types.h>
+#include <net/vnet.h>
 
 #include <netinet/in.h>
 
@@ -214,6 +216,7 @@ tap_destroy(struct tap_softc *tp)
 	KASSERT(!(tp->tap_flags & TAP_OPEN),
 		("%s flags is out of sync", ifp->if_xname));
 
+	CURVNET_SET(ifp->if_vnet);
 	seldrain(&tp->tap_rsel);
 	knlist_destroy(&tp->tap_rsel.si_note);
 	destroy_dev(tp->tap_dev);
@@ -222,6 +225,7 @@ tap_destroy(struct tap_softc *tp)
 
 	mtx_destroy(&tp->tap_mtx);
 	free(tp, M_TAP);
+	CURVNET_RESTORE();
 }
 
 static void
@@ -363,6 +367,7 @@ tapclone(void *arg, struct ucred *cred, 
 	if (unit == -1)
 		append_unit = 1;
 
+	CURVNET_SET(CRED_TO_VNET(cred));
 	/* find any existing device, or allocate new unit number */
 	i = clone_create(&tapclones, &tap_cdevsw, &unit, dev, extra);
 	if (i) {
@@ -381,6 +386,7 @@ tapclone(void *arg, struct ucred *cred, 
 	}
 
 	if_clone_create(name, namelen, NULL);
+	CURVNET_RESTORE();
 } /* tapclone */
 
 
@@ -521,6 +527,7 @@ tapclose(struct cdev *dev, int foo, int 
 
 	/* junk all pending output */
 	mtx_lock(&tp->tap_mtx);
+	CURVNET_SET(ifp->if_vnet);
 	IF_DRAIN(&ifp->if_snd);
 
 	/*
@@ -544,6 +551,8 @@ tapclose(struct cdev *dev, int foo, int 
 	}
 
 	if_link_state_change(ifp, LINK_STATE_DOWN);
+	CURVNET_RESTORE();
+
 	funsetown(&tp->tap_sigio);
 	selwakeuppri(&tp->tap_rsel, PZERO+1);
 	KNOTE_LOCKED(&tp->tap_rsel.si_note, 0);
@@ -945,7 +954,9 @@ tapwrite(struct cdev *dev, struct uio *u
 	}
 
 	/* Pass packet up to parent. */
+	CURVNET_SET(ifp->if_vnet);
 	(*ifp->if_input)(ifp, m);
+	CURVNET_RESTORE();
 	ifp->if_ipackets ++; /* ibytes are counted in parent */
 
 	return (0);