Date: Sun, 25 Nov 2018 14:24:47 -0500 From: Viktor Dukhovni <ietf-dane@dukhovni.org> To: freebsd-net@freebsd.org Subject: stf flapping in/out of "tentative": patches for 11.2 Message-ID: <20181125192447.GU4122@straasha.imrryr.org>
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Not sure what's required to get these adopted upstream. My stf0
interface was still flapping in/out of "tentative" with 11.2, so
I applied essentially the same patches as for 11.1.
--
Viktor.
Index: net/if_stf.c
===================================================================
--- net/if_stf.c (revision 339356)
+++ net/if_stf.c (working copy)
@@ -722,6 +722,7 @@
}
ifp->if_flags |= IFF_UP;
+ ifp->if_drv_flags |= IFF_DRV_RUNNING;
break;
case SIOCADDMULTI:
Index: netinet6/in6_ifattach.c
===================================================================
--- netinet6/in6_ifattach.c (revision 339356)
+++ netinet6/in6_ifattach.c (working copy)
@@ -704,6 +704,7 @@
* it is rather harmful to have one.
*/
ND_IFINFO(ifp)->flags &= ~ND6_IFF_AUTO_LINKLOCAL;
+ ND_IFINFO(ifp)->flags |= ND6_IFF_NO_DAD;
break;
default:
break;
Index: netinet6/nd6.c
===================================================================
--- netinet6/nd6.c (revision 339356)
+++ netinet6/nd6.c (working copy)
@@ -1007,11 +1007,12 @@
* Check status of the interface. If it is down,
* mark the address as tentative for future DAD.
*/
- if ((ia6->ia_ifp->if_flags & IFF_UP) == 0 ||
- (ia6->ia_ifp->if_drv_flags & IFF_DRV_RUNNING)
- == 0 ||
- (ND_IFINFO(ia6->ia_ifp)->flags &
- ND6_IFF_IFDISABLED) != 0) {
+ if ((ND_IFINFO(ia6->ia_ifp)->flags & ND6_IFF_NO_DAD) == 0 &&
+ ((ia6->ia_ifp->if_flags & IFF_UP) == 0 ||
+ (ia6->ia_ifp->if_drv_flags & IFF_DRV_RUNNING)
+ == 0 ||
+ (ND_IFINFO(ia6->ia_ifp)->flags &
+ ND6_IFF_IFDISABLED) != 0)) {
ia6->ia6_flags &= ~IN6_IFF_DUPLICATED;
ia6->ia6_flags |= IN6_IFF_TENTATIVE;
}
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