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Date:      Fri, 15 Jun 2012 20:27:16 +0000 (UTC)
From:      Mikolaj Golub <trociny@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org
Subject:   svn commit: r237145 - stable/8/sys/net
Message-ID:  <201206152027.q5FKRGXW002108@svn.freebsd.org>

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Author: trociny
Date: Fri Jun 15 20:27:15 2012
New Revision: 237145
URL: http://svn.freebsd.org/changeset/base/237145

Log:
  MFC 236724, 236725:
  
  MFC 236724:
  
  Add VIMAGE support to if_tap.
  
  PR:		kern/152047, kern/158686
  Submitted by:	Daan Vreeken <pa4dan Bliksem.VEHosting.nl>
  
  MFC 236725:
  
  Sort includes.
  
  Submitted by:	Daan Vreeken <pa4dan Bliksem.VEHosting.nl>

Modified:
  stable/8/sys/net/if_tap.c
Directory Properties:
  stable/8/sys/   (props changed)

Modified: stable/8/sys/net/if_tap.c
==============================================================================
--- stable/8/sys/net/if_tap.c	Fri Jun 15 20:25:44 2012	(r237144)
+++ stable/8/sys/net/if_tap.c	Fri Jun 15 20:27:15 2012	(r237145)
@@ -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>
@@ -64,8 +65,9 @@
 #include <net/if.h>
 #include <net/if_clone.h>
 #include <net/if_dl.h>
-#include <net/route.h>
 #include <net/if_types.h>
+#include <net/route.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);



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